﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2018v3.2">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2020-07-13T09:50:39-05:00</ReturnTs>
    <TaxPeriodEndDt>2019-06-30</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>263753134</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>CBIZ MHM LLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>500 BOYLSTON STREET</AddressLine1Txt>
        <CityNm>BOSTON</CityNm>
        <StateAbbreviationCd>MA</StateAbbreviationCd>
        <ZIPCd>02116</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2018-07-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>042105842</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>THE WINSOR SCHOOL</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>WINS</BusinessNameControlTxt>
      <PhoneNum>6177359519</PhoneNum>
      <USAddress>
        <AddressLine1Txt>103 PILGRIM ROAD</AddressLine1Txt>
        <CityNm>BOSTON</CityNm>
        <StateAbbreviationCd>MA</StateAbbreviationCd>
        <ZIPCd>02215</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>ELIZABETH MCNEIL</PersonNm>
      <PersonTitleTxt>SENIOR CONTROLLER</PersonTitleTxt>
      <PhoneNum>6177359519</PhoneNum>
      <SignatureDt>2020-07-08</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>CRAIG KLEIN</PreparerPersonNm>
      <PTIN>P00734640</PTIN>
      <PhoneNum>6177610600</PhoneNum>
      <PreparationDt>2020-07-08</PreparationDt>
    </PreparerPersonGrp>
    <FilingSecurityInformation>
      <IPAddress>
        <IPv4AddressTxt>207.172.72.163</IPv4AddressTxt>
      </IPAddress>
      <IPDt>2020-07-08</IPDt>
      <IPTm>14:08:20</IPTm>
      <IPTimezoneCd>ED</IPTimezoneCd>
      <FilingLicenseTypeCd>P</FilingLicenseTypeCd>
      <AtSubmissionCreationDeviceId>DA39A3EE5E6B4B0D3255BFEF95601890AFD80709</AtSubmissionCreationDeviceId>
      <AtSubmissionFilingDeviceId>AAFE5242E44AA74A98A743050A15125E154A43A4</AtSubmissionFilingDeviceId>
    </FilingSecurityInformation>
    <TaxYr>2018</TaxYr>
    <BuildTS>2020-09-22 18:59:49Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="10">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <PrincipalOfficerNm>SARAH PELMAS</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>103 PILGRIM ROAD</AddressLine1Txt>
        <CityNm>BOSTON</CityNm>
        <StateAbbreviationCd>MA</StateAbbreviationCd>
        <ZIPCd>02215</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>40412471</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.WINSOR.EDU</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1908</FormationYr>
      <LegalDomicileStateCd>MA</LegalDomicileStateCd>
      <ActivityOrMissionDesc>THE WINSOR SCHOOL PROVIDES COLLEGE PREPARATORY INSTRUCTION TO GIRLS IN GRADES FIVE THROUGH TWELVE.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>27</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>26</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>226</TotalEmployeeCnt>
      <TotalVolunteersCnt>275</TotalVolunteersCnt>
      <TotalGrossUBIAmt>-32055</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>-114612</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>4960531</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>7055879</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>22077340</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>23210847</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>3554359</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>-1274573</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>679587</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>612806</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>31271817</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>29604959</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>4161631</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>4266531</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>15417029</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>15724935</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>2196000</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>11625759</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>12189340</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>31204419</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>32180806</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>67398</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>-2575847</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>191008981</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>191185427</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>45166055</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>44674312</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>145842926</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>146511115</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>THE WINSOR SCHOOL IS DEDICATED TO DEVELOPING THE INDIVIDUAL TALENTS OF ACADEMICALLY PROMISING AND MOTIVATED GIRLS IN GRADES FIVE THROUGH TWELVE.ITS RIGOROUS ACADEMIC CURRICULUM IS COMPLEMENTED BY STRONG OFFERINGS IN THE ARTS AND PHYSICAL EDUCATION. THE SCHOOL HELPS STUDENTS BUILD A FOUNDATION OF SKILLS AND KNOWLEDGE TO SERVE AS A LIFELONG BASE FOR INDEPENDENT THINKING, PROBLEM SOLVING, CREATIVITY, AND WISE DECISION-MAKING.WINSOR STUDENTS ARE EXPECTED TO PURSUE ACADEMIC AND PERSONAL EXCELLENCE AND TO SHOW CONCERN AND RESPECT FOR OTHERS, FOR THE COMMUNITY OF THE SCHOOL, AND FOR THE WORLD IN WHICH THEY LIVE. THEY ARE ENCOURAGED BY A DEDICATED AND CARING FACULTY TO DEVELOP CONFIDENCE IN ALL AREAS OF STUDY, TO EXPRESS THEMSELVES EFFECTIVELY, TO BECOME LEADERS, AND TO FACE CHALLENGES WITH COURAGE AND INTEGRITY.COMMITTED TO DIVERSITY IN ITS STUDENT BODY AND FACULTY AND TO AN INCLUSIVE CURRICULUM, THE SCHOOL FOSTERS AN APPRECIATION OF INDIVIDUAL AND CULTURAL DIFFERENCES.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>21760066</ExpenseAmt>
      <RevenueAmt>23823653</RevenueAmt>
      <Desc>THE WINSOR SCHOOL OFFERS A RICH AND CHALLENGING CURRICULUM TO ACADEMICALLY MOTIVATED GIRLS IN GRADES 5-12. WINSOR DEFINES CURRICULUM AS THE TOTAL CLASSROOM LEARNING EXPERIENCE FOR ALL STUDENTS. OUR CURRICULAR PHILOSOPHY IS BASED ON OUR UNDERSTANDINGS ABOUT STUDENT LEARNING, THE PEDAGOGIES WE PRACTICE IN RESPONSE TO THESE UNDERSTANDINGS, THE WAYS WE ASSESS LEARNING, AND THE QUALITIES OF CHARACTER WE ENCOURAGE OUR STUDENTS TO DEVELOP - AS WELL AS THE SKILLS AND CONTENT MORE COMMONLY ASSOCIATED WITH "CURRICULUM." OUR CURRICULUM IS A DESIGNED CONTINUUM OF DEVELOPMENTALLY APPROPRIATE LEARNING EXPERIENCES ACROSS DEPARTMENTS. WINSOR FACULTY KNOWS AND UNDERSTANDS THE CURRICULUM AND TAKES RESPONSIBILITY FOR TEACHING IT. THE FOLLOWING FOUR PRINCIPLES ESTABLISH A BASIS FOR THE DESIGN OF THE WINSOR SCHOOL'S CURRICULUM FOR THE EARLY 21ST CENTURY.CONNECTED CURRICULUMTHE WINSOR SCHOOL BELIEVES THAT STUDENTS LEARN BEST WHEN THEIR IDEAS, SKILLS, AND EXPERIENCES ARE REINFORCED ACROSS THE DISCIPLINES AND THROUGH THE GRADE LEVELS IN A CONNECTED CURRICULUM. TEACHERS PLAN COURSES THAT ESTABLISH CONNECTIONS FOR STUDENTS BETWEEN SUBJECTS AND TO THEIR OWN EXPERIENCE; THESE COURSES BUILD ON STUDENTS' PRIOR LEARNING AND SET THE GROUNDWORK FOR THEIR FUTURE LEARNING. TEACHERS AT EACH GRADE LEVEL KNOW ONE ANOTHER'S CURRICULUM AND INCORPORATE CONTENT AND SKILL CONNECTIONS BETWEEN DISCIPLINES WHEN POSSIBLE. CONNECTED TEACHING AND LEARNING ARE INTEGRATED INTO A STUDENT'S ENTIRE WINSOR EXPERIENCE.A CONNECTED CURRICULUM MAY INCLUDE GRADE LEVEL WORK AROUND THEMES, TEACHING THAT ADDRESSES SHARED ESSENTIAL QUESTIONS, OR INTERDISCIPLINARY TEACHING, WHICH WE DEFINE AS A DESIGNED CONNECTION BETWEEN THEMES AND TOPICS IN MORE THAN ONE SUBJECT IN THE SAME YEAR.SKILLSTHE WINSOR SCHOOL BELIEVES THAT SKILLS - THE LEARNED PROCESSES AND STRATEGIES NEEDED TO ACCOMPLISH A TASK - ARE AN ESSENTIAL PART OF OUR CONNECTED CURRICULUM AND SHOULD BE TAUGHT EXPLICITLY. SKILLS ARE INTEGRATED INTO THE CURRICULUM IN A SPIRALING MODEL, WHERE THEY ADVANCE SEQUENTIALLY IN A COORDINATED FASHION ACROSS DEPARTMENTS FROM YEAR TO YEAR. STUDENTS DEMONSTRATE THEIR SKILL COMPETENCIES AT DEVELOPMENTALLY APPROPRIATE POINTS THROUGHOUT THE EIGHT-YEAR PROGRAM.OUR UNDERSTANDINGS OF HOW STUDENTS LEARN, INCLUDING RESEARCH ON LEARNING STYLES, MANDATE THAT TEACHERS IN EVERY COURSE OFFER STUDENTS SEVERAL WAYS TO UNDERSTAND, ACQUIRE, AND ORGANIZE NEW KNOWLEDGE. USING SKILLS IN MULTIPLE DISCIPLINES REINFORCES STUDENTS' PRIOR LEARNING AND ALLOWS THEM TO ACCESS AND EXPRESS THEIR OWN UNDERSTANDING. TEACHERS DEMONSTRATE, TEACH AND ASSESS SKILLS. THE SKILLS THAT STUDENTS ACQUIRE AT WINSOR SERVE AS TOOLS FOR LIFE-LONG LEARNING.PREPARATION FOR RESPONSIBLE PARTICIPATION IN THE GLOBAL COMMUNITYTHE WINSOR SCHOOL BELIEVES THAT A CRITICAL ASPECT OF ACADEMIC EXCELLENCE IS PREPARATION FOR RESPONSIBLE PARTICIPATION IN THE GLOBAL COMMUNITY. THE PRINCIPLES OF DIVERSITY ARTICULATE THE SCHOOL'S COMMITMENT TO "FOSTER A GLOBAL CONSCIOUSNESS AND TO MAINTAIN "AN ACADEMIC AND SOCIAL ENVIRONMENT WHERE ALL STUDENTS DEVELOP CONFIDENCE, VALUES, KNOWLEDGE, AND LIFE SKILLS THEY NEED TO THRIVE WITHIN WINSOR AND THE GLOBAL COMMUNITY."AS A DIVERSE COMMUNITY OF TEACHERS AND LEARNERS, WE BELIEVE IT IS IMPORTANT FOR EACH STUDENT TO SEE HERSELF AS ROOTED IN HER INDIVIDUAL CULTURE. WE ALSO BELIEVE THAT IT IS VITAL FOR WINSOR STUDENTS TO UNDERSTAND THE RICH, DYNAMIC CROSS-CULTURAL FORCES WHICH SHAPE OUR COUNTRY AND THE CONTEMPORARY WORLD. THEREFORE, WE TEACH THE WESTERN EXPERIENCE WITHIN THE BROAD CONTEXT OF GLOBAL INTERACTIONS AND ENCOUNTERS. COURSE OFFERINGS IN VARIOUS DISCIPLINES ENABLE STUDENTS TO BECOME FAMILIAR WITH A MULTIPLICITY OF POLITICAL, SOCIAL AND ECONOMIC SYSTEMS, RELIGIOUS AND ETHICAL BELIEFS, AND MODES OF ARTISTIC EXPRESSION. OUR CURRICULUM ALSO INFORMS STUDENTS ABOUT THE NATURAL ENVIRONMENT AND THE USE AND DISTRIBUTION OF OUR PLANET'S FINITE RESOURCES. IT ACTIVELY CHALLENGES STEREOTYPICAL THINKING AND FOSTERS EMPATHIC UNDERSTANDING - THE ABILITY TO SEE AND FEEL WHAT OTHERS SEE AND FEEL.THE WINSOR CURRICULUM ENCOURAGES STUDENTS TO DEVELOP A SENSE OF RESPONSIBILITY FOR THE LOCAL, NATIONAL, AND INTERNATIONAL COMMUNITY IN WHICH THEY LIVE. IT INSTILLS A HABIT OF THINKING BEYOND ONE'S IMMEDIATE SELF-INTEREST AND OF EVALUATING A COURSE OF ACTION IN THE LIGHT OF ITS IMPACT ON THE WELL-BEING OF OTHER PEOPLE AND THE NATURAL ENVIRONMENT. IT LEADS STUDENTS TO "A RECOGNITION OF THE FUNDAMENTAL INTERDEPENDENCE OF ALL PEOPLE."INDEPENDENT THINKING AND LEARNINGTHE WINSOR SCHOOL BELIEVES THAT STUDENTS SHOULD BE TAUGHT TO THINK AND LEARN INDEPENDENTLY IN ORDER TO GAIN THE COMPETENCE AND CONFIDENCE NECESSARY TO BE LIFE-LONG LEARNERS AND STRONG, COURAGEOUS WOMEN. THE WINSOR CURRICULUM GUIDES STUDENTS TOWARD INDEPENDENCE THROUGH AGE-APPROPRIATE EXPERIENCES THAT LEAD THEM TO TAKE INCREASING RESPONSIBILITY FOR THEIR OWN LEARNING.WINSOR FACULTY ARE COMMITTED TO TEACHING STUDENTS THE SKILLS THAT ARE ESSENTIAL TO IDENTIFYING PROBLEMS AND TO DISCOVERING CREATIVE, INFORMED SOLUTIONS TO THEM. THEY TEACH STUDENTS THE SKILLS NEEDED TO STRUCTURE THEIR LEARNING THROUGHOUT THEIR LIVES. STUDENTS LEARN TO DEVELOP A PROCESS FOR DISCOVERY, KNOWING THAT THE PATH ISN'T ALWAYS DIRECT. OUR CURRICULUM TEACHES STUDENTS TO QUESTION EXISTING NORMS AND TO THINK FROM ANOTHER'S PERSPECTIVE; IT PROVIDES THEM WITH OPPORTUNITIES TO APPLY EXISTING KNOWLEDGE AND TOOLS TO UNFAMILIAR PROBLEMS AND TO REACT EFFECTIVELY IN NOVEL SITUATIONS.STUDENTS LEARN WHEN TO SEEK GUIDANCE, THE VALUE OF COLLABORATION, AND HOW TO BE OPEN TO CONSTRUCTIVE CRITICISM. WE BELIEVE THAT A STUDENT WHO TAKES RESPONSIBILITY FOR STRUCTURING AND ASSESSING HER OWN LEARNING IS LIKELY TO HAVE A DEEPER UNDERSTANDING OF WHAT SHE HAS LEARNED AND A - "FOUNDATION OF SKILLS AND KNOWLEDGE TO SERVE AS A LIFE-LONG BASIS FOR INDEPENDENT THINKING."</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>4266531</ExpenseAmt>
        <GrantAmt>4266531</GrantAmt>
        <Desc>PROVIDE STUDENT AID IN THE FORM OF SCHOLARSHIPS FOR QUALIFYING STUDENTS. IT IS WINSOR'S PHILOSOPHY TO KEEP THE SCHOOL WITHIN REACH OF MANY GIRLS. HAVING TALENTED STUDENTS FROM DIVERSE SOCIOECONCOMIC BACKGROUNDS STRENGTHENS WINSOR IN EVERY WAY. THE COST OF AN INDEPENDENT SCHOOL EDUCATION CAN SEEM DAUNTING. A WINSOR EDUCATION IS NO EXCEPTION; IT IS A MAJOR INVESTMENT IN A GIRL'S FUTURE. WINSOR CURRENTLY AWARDS MORE THAN $4 MILLION A YEAR THROUGH ITS TUITION ASSISTANCE PROGRAM. INDIVIDUAL AWARDS RANGE FROM $1,000 TO FULL TUITION.MORE THAN 20 PERCENT OF THE STUDENT BODY RECEIVES AID. THE SCHOOL AWARDS PARTIAL AND FULL FINANCIAL GRANTS TO DESERVING STUDENTS.</Desc>
      </ProgSrvcAccomActy2Grp>
      <TotalProgramServiceExpensesAmt>26026597</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc1039100001">1</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="RetDoc1234500001">1</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>0</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc1040000001">0</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc1040000001">0</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc1040000001">0</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc1040000001">0</CreditCounselingInd>
      <TempOrPermanentEndowmentsInd referenceDocumentId="RetDoc1040000001">1</TempOrPermanentEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1040000001">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1040000001">1</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1040000001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1040000001">0</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc1040000001">1</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc1040000001">1</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">1</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">0</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd referenceDocumentId="RetDoc1040400001">1</SchoolOperatingInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <ForeignActivitiesInd>0</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>0</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>0</FundraisingActivitiesInd>
      <GamingActivitiesInd>0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd referenceDocumentId="RetDoc1041900001">0</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="RetDoc1041900001">1</GrantsToIndividualsInd>
      <ScheduleJRequiredInd referenceDocumentId="RetDoc1042400001">1</ScheduleJRequiredInd>
      <TaxExemptBondsInd referenceDocumentId="RetDoc1053100001">1</TaxExemptBondsInd>
      <InvestTaxExemptBondsInd>0</InvestTaxExemptBondsInd>
      <EscrowAccountInd>0</EscrowAccountInd>
      <OnBehalfOfIssuerInd>0</OnBehalfOfIssuerInd>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>0</PYExcessBenefitTransInd>
      <LoanOutstandingInd>0</LoanOutstandingInd>
      <GrantToRelatedPersonInd>0</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>0</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>0</BusinessRlnWithFamMemInd>
      <BusinessRlnWithOfficerEntInd>0</BusinessRlnWithOfficerEntInd>
      <DeductibleNonCashContriInd referenceDocumentId="RetDoc1042900001">1</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd referenceDocumentId="RetDoc1042900001">0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd>0</DisregardedEntityInd>
      <RelatedEntityInd>0</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>57</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>1</BackupWthldComplianceInd>
      <EmployeeCnt>226</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>1</UnrelatedBusIncmOverLimitInd>
      <Form990TFiledInd>1</Form990TFiledInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>0</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>0</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>0</PayPremiumsPrsnlBnftCntrctInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>27</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>26</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>0</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>0</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>0</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>1</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>1</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>0</OfficerMailingAddressInd>
      <LocalChaptersInd>0</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>0</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>1</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>1</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>1</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>1</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>1</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>1</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>1</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>0</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>MA</StatesWhereCopyOfReturnIsFldCd>
      <OtherWebsiteInd>X</OtherWebsiteInd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <PersonNm>ELIZABETH MCNEIL</PersonNm>
        <PhoneNum>6179121317</PhoneNum>
        <USAddress>
          <AddressLine1Txt>103 PILGRIM ROAD</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>ALLISON KANEB PELLEGRINO</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LORI WHELAN</PersonNm>
        <TitleTxt>VICE PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BART EPKER</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID E GOEL</PersonNm>
        <TitleTxt>ASSISTANT TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ELIZABETH BENNETT CARROLL</PersonNm>
        <TitleTxt>CLERK</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>EMAN ANSARI</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN R BARKER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RACHEL CASSEUS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LARRY CHENG</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RAYMOND CHUNG</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LESLIE DEWAN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARY GALLAGHER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JONATHAN GOLDSTEIN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>WILLIAM H HEALD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JEAN M HYNES</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SAM KENNEDY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ANNE C MCNAY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOSEPH J O'DONNELL</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KRISHNA G PALEPU</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ADRIENNE PENTA LISSNER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JENNIFER MORGAN PETERSON</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JILL SHAH</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BRUCE A SHAW</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>M FORBES SINGER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KERRY SWORDS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PERRY M TRAQUINA</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SARAH PELMAS</PersonNm>
        <TitleTxt>HEAD OF SCHOOL</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>422421</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>59692</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RICHARD S BERNASCO</PersonNm>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>236954</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>43921</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KATE M A CASPER</PersonNm>
        <TitleTxt>ASSOCIATE HEAD OF SCHOOL</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>190511</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>15798</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KAREN GEROMINI</PersonNm>
        <TitleTxt>DIR. OF OPERATIONS &amp; AUXILIARY</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>148867</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>30656</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN N CROMPTON</PersonNm>
        <TitleTxt>DIR. OF FACILITIES &amp; CONSTRUCTION</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>147080</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>34089</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RIDIE R MARKENSON</PersonNm>
        <TitleTxt>HEAD OF UPPER SCHOOL</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>149992</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>30268</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DENISE LABIENIEC</PersonNm>
        <TitleTxt>DIRECTOR OF STUDIES</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>140115</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>11617</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CRAIG C ALLEN</PersonNm>
        <TitleTxt>DIRECTOR OF COLLEGE COUNSELING</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>147860</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>26292</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>NANCY S SKINNER</PersonNm>
        <TitleTxt>FORMER CHIEF ADVANCEMENT OFFICER</TitleTxt>
        <AverageHoursPerWeekRt>0.00</AverageHoursPerWeekRt>
        <FormerOfcrDirectorTrusteeInd>X</FormerOfcrDirectorTrusteeInd>
        <ReportableCompFromOrgAmt>149400</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>21424</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>1733200</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>273757</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>33</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>1</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>FLIK COMPASS GROUP USA</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>PO BOX 417632</AddressLine1Txt>
            <CityNm>BOSTON</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02241</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>FOOD SERVICES</ServicesDesc>
        <CompensationAmt>819705</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>ALLIED UNIVERSAL</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>580 HARRISON AVE SUITE 3E</AddressLine1Txt>
            <CityNm>BOSTON</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02118</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>SECURITY SERVICES</ServicesDesc>
        <CompensationAmt>347137</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>FIRST STUDENT INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>15 YORK AVE</AddressLine1Txt>
            <CityNm>RANDOLPH</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02368</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>BUS SERVICES</ServicesDesc>
        <CompensationAmt>345884</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>LC ANDERSON INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>15 SOLDIERS FIELD PLACE</AddressLine1Txt>
            <CityNm>BOSTON</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02135</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>HVAC SERVICES</ServicesDesc>
        <CompensationAmt>326169</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>PROSPECT BUILDING SERVICES CORP</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>360 PEARL STREET</AddressLine1Txt>
            <CityNm>MALDEN</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02148</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>JANITORIAL SERVICES</ServicesDesc>
        <CompensationAmt>257004</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>12</CntrctRcvdGreaterThan100KCnt>
      <AllOtherContributionsAmt>7055879</AllOtherContributionsAmt>
      <NoncashContributionsAmt>757055</NoncashContributionsAmt>
      <TotalContributionsAmt>7055879</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>TUITION AND FEES</Desc>
        <BusinessCd>611110</BusinessCd>
        <TotalRevenueColumnAmt>23210847</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>23210847</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>23210847</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>189848</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>-32615</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>222463</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>641546</RealAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>93761</RealAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>547785</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>547785</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>547785</RelatedOrExemptFuncIncomeAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>9249330</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>10713751</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>-1464421</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>-1464421</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>560</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>-1464981</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <OtherRevenueMiscGrp>
        <Desc>OTHER REVENUE</Desc>
        <BusinessCd>611110</BusinessCd>
        <TotalRevenueColumnAmt>65021</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>65021</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>65021</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>29604959</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>23823653</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>-32055</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>-1242518</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>4266531</TotalAmt>
        <ProgramServicesAmt>4266531</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>972014</TotalAmt>
        <ProgramServicesAmt>500200</ProgramServicesAmt>
        <ManagementAndGeneralAmt>306175</ManagementAndGeneralAmt>
        <FundraisingAmt>165639</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>11672691</TotalAmt>
        <ProgramServicesAmt>9681019</ProgramServicesAmt>
        <ManagementAndGeneralAmt>766190</ManagementAndGeneralAmt>
        <FundraisingAmt>1225482</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>787418</TotalAmt>
        <ProgramServicesAmt>616922</ProgramServicesAmt>
        <ManagementAndGeneralAmt>80751</ManagementAndGeneralAmt>
        <FundraisingAmt>89745</FundraisingAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>1419241</TotalAmt>
        <ProgramServicesAmt>1176411</ProgramServicesAmt>
        <ManagementAndGeneralAmt>91827</ManagementAndGeneralAmt>
        <FundraisingAmt>151003</FundraisingAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>873571</TotalAmt>
        <ProgramServicesAmt>721208</ProgramServicesAmt>
        <ManagementAndGeneralAmt>58614</ManagementAndGeneralAmt>
        <FundraisingAmt>93749</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>211984</TotalAmt>
        <ManagementAndGeneralAmt>211984</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>140870</TotalAmt>
        <ManagementAndGeneralAmt>140870</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>391979</TotalAmt>
        <ManagementAndGeneralAmt>391979</ManagementAndGeneralAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>1201196</TotalAmt>
        <ProgramServicesAmt>989479</ProgramServicesAmt>
        <ManagementAndGeneralAmt>131435</ManagementAndGeneralAmt>
        <FundraisingAmt>80282</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <OccupancyGrp>
        <TotalAmt>693785</TotalAmt>
        <ProgramServicesAmt>693785</ProgramServicesAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>99450</TotalAmt>
        <ProgramServicesAmt>63654</ProgramServicesAmt>
        <ManagementAndGeneralAmt>21759</ManagementAndGeneralAmt>
        <FundraisingAmt>14037</FundraisingAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>103969</TotalAmt>
        <ProgramServicesAmt>50515</ProgramServicesAmt>
        <ManagementAndGeneralAmt>48777</ManagementAndGeneralAmt>
        <FundraisingAmt>4677</FundraisingAmt>
      </ConferencesMeetingsGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>3827447</TotalAmt>
        <ProgramServicesAmt>3827447</ProgramServicesAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>185896</TotalAmt>
        <ManagementAndGeneralAmt>185896</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>FOOD SERVICES</Desc>
        <TotalAmt>853939</TotalAmt>
        <ProgramServicesAmt>777269</ProgramServicesAmt>
        <ManagementAndGeneralAmt>25175</ManagementAndGeneralAmt>
        <FundraisingAmt>51495</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>SUPPLIES</Desc>
        <TotalAmt>662977</TotalAmt>
        <ProgramServicesAmt>594628</ProgramServicesAmt>
        <ManagementAndGeneralAmt>26093</ManagementAndGeneralAmt>
        <FundraisingAmt>42256</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>TRANSPORTATION</Desc>
        <TotalAmt>525637</TotalAmt>
        <ProgramServicesAmt>525637</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>EQUIP. RENTAL &amp; MAINT.</Desc>
        <TotalAmt>471610</TotalAmt>
        <ProgramServicesAmt>471610</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>2818601</TotalAmt>
        <ProgramServicesAmt>1070282</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1470684</ManagementAndGeneralAmt>
        <FundraisingAmt>277635</FundraisingAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>32180806</TotalAmt>
        <ProgramServicesAmt>26026597</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3958209</ManagementAndGeneralAmt>
        <FundraisingAmt>2196000</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>7546144</BOYAmt>
        <EOYAmt>5076451</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>1580803</BOYAmt>
        <EOYAmt>1663384</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>3779486</BOYAmt>
        <EOYAmt>5247982</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>558657</BOYAmt>
        <EOYAmt>237974</EOYAmt>
      </AccountsReceivableGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>53715</BOYAmt>
        <EOYAmt>66511</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>1668848</BOYAmt>
        <EOYAmt>1653388</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>129748377</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>29238899</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>103476750</BOYAmt>
        <EOYAmt>100509478</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>16149632</BOYAmt>
        <EOYAmt>16718277</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <InvestmentsOtherSecuritiesGrp>
        <BOYAmt>56194946</BOYAmt>
        <EOYAmt>60011982</EOYAmt>
      </InvestmentsOtherSecuritiesGrp>
      <TotalAssetsGrp>
        <BOYAmt>191008981</BOYAmt>
        <EOYAmt>191185427</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>2571702</BOYAmt>
        <EOYAmt>2457911</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>1820719</BOYAmt>
        <EOYAmt>1677837</EOYAmt>
      </DeferredRevenueGrp>
      <TaxExemptBondLiabilitiesGrp>
        <BOYAmt>39770485</BOYAmt>
        <EOYAmt>39463051</EOYAmt>
      </TaxExemptBondLiabilitiesGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>1003149</BOYAmt>
        <EOYAmt>1075513</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>45166055</BOYAmt>
        <EOYAmt>44674312</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsSFAS117Ind>X</OrganizationFollowsSFAS117Ind>
      <UnrestrictedNetAssetsGrp>
        <BOYAmt>92019699</BOYAmt>
        <EOYAmt>91143795</EOYAmt>
      </UnrestrictedNetAssetsGrp>
      <TemporarilyRstrNetAssetsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </TemporarilyRstrNetAssetsGrp>
      <PermanentlyRstrNetAssetsGrp>
        <BOYAmt>53823227</BOYAmt>
        <EOYAmt>55367320</EOYAmt>
      </PermanentlyRstrNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>145842926</BOYAmt>
        <EOYAmt>146511115</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>191008981</BOYAmt>
        <EOYAmt>191185427</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>-2575847</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>3244036</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>13435249</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>17025216</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>6103550</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>4960531</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>7055879</CurrentTaxYearAmt>
        <TotalAmt>48580425</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>13435249</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>17025216</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>6103550</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>4960531</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>7055879</CurrentTaxYearAmt>
        <TotalAmt>48580425</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>6308682</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>42271743</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>445426</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>476327</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>575712</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>402941</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>222463</CurrentTaxYearAmt>
        <TotalAmt>2122869</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>50703294</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>103952134</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.83370</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.82020</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>72105362</BeginningYearBalanceAmt>
        <ContributionsAmt>5486115</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>1520032</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>2594340</OtherExpendituresAmt>
        <EndYearBalanceAmt>76517169</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>63035661</BeginningYearBalanceAmt>
        <ContributionsAmt>6582837</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>5113892</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>2627028</OtherExpendituresAmt>
        <EndYearBalanceAmt>72105362</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>59004538</BeginningYearBalanceAmt>
        <ContributionsAmt>167454</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>6732497</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>2868828</OtherExpendituresAmt>
        <EndYearBalanceAmt>63035661</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <CYMinus3YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>70278903</BeginningYearBalanceAmt>
        <ContributionsAmt>2031888</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>-923727</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>12382526</OtherExpendituresAmt>
        <EndYearBalanceAmt>59004538</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>71562805</BeginningYearBalanceAmt>
        <ContributionsAmt>613193</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>1015764</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>2912859</OtherExpendituresAmt>
        <EndYearBalanceAmt>70278903</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <BoardDesignatedBalanceEOYPct>0.35580</BoardDesignatedBalanceEOYPct>
      <PrmnntEndowmentBalanceEOYPct>0.64420</PrmnntEndowmentBalanceEOYPct>
      <TermEndowmentBalanceEOYPct>0.00000</TermEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>1148744</OtherCostOrOtherBasisAmt>
        <BookValueAmt>1148744</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>114130516</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>20981710</DepreciationAmt>
        <BookValueAmt>93148806</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>14469117</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>8257189</DepreciationAmt>
        <BookValueAmt>6211928</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>100509478</TotalBookValueLandBuildingsAmt>
      <OtherSecuritiesGrp>
        <Desc>LIMITED LIABILITY PARTNERSHIPS AND COMPANIES</Desc>
        <BookValueAmt>59798892</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
      </OtherSecuritiesGrp>
      <OtherSecuritiesGrp>
        <Desc>POOLED INCOME FUND AT MARKET VALUE</Desc>
        <BookValueAmt>213090</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
      </OtherSecuritiesGrp>
      <TotalBookValueSecuritiesAmt>60011982</TotalBookValueSecuritiesAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>FUNDS HELD FOR OTHERS</Desc>
        <Amt>180305</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>TUITION DEPOSITS</Desc>
        <Amt>790451</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>DEFERRED LIABILITY-POOLED INCOME FUND</Desc>
        <Amt>2627</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>CONSTRUCTION RETAINAGE PAYABLE</Desc>
        <Amt>25263</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>CHARITABLE GIFT ANNUITIES PAYABLE</Desc>
        <Amt>76867</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>1075513</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>28284246</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>3244036</NetUnrealizedGainsInvstAmt>
      <OtherRevenueAmt>93761</OtherRevenueAmt>
      <RevenueNotReportedAmt>3337797</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>24946449</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>391979</InvestmentExpensesNotIncldAmt>
      <OtherRevenuesNotIncludedAmt>4266531</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>4658510</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>29604959</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>27616057</TotExpnsEtcAuditedFinclStmtAmt>
      <OtherExpensesIncludedAmt>93761</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>93761</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>27522296</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>391979</InvestmentExpensesNotIncld2Amt>
      <OtherExpensesNotIncludedAmt>4266531</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>4658510</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>32180806</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>GIFTS TO THE ENDOWMENT HELP TO SECURE THE SCHOOL'S LONG-TERM FINANCIAL STABILITY AND FUND THE CURRENT PRIORITIES THROUGH THE ONGOING INTEREST GENERATED BY THE ENDOWMENT. WINSOR HONORS DONORS TO ENDOWED FUNDS EACH YEAR IN THE ANNUAL REPORT, WHICH INCLUDES A FULL LIST OF ALL NAMED FUNDS ESTABLISHED SINCE THE SCHOOL'S INCEPTION. BY ESTABLISHING AN ENDOWED FUND OR CONTRIBUTING TO AN EXISTING FUND, YOU CAN SUPPORT WINSOR AND THE GIRLS IN SEVERAL WAYS: - A SCHOLARSHIP FUND HELPS TO MAKE A WINSOR EDUCATION POSSIBLE FOR DESERVING STUDENTS - AN ENDOWED FUND CAN BE DESIGNATED TO SUPPORT A DEPARTMENT, TECHNOLOGY, ATHLETICS, THE LIBRARY, OR FACULTY ENRICHMENT - AN ENDOWED FACULTY CHAIR SUPPORTS A TEACHER IN HER/HIS WORK WITH STUDENTS AND ENCOURAGES PROFESSIONAL DEVELOPMENT AND PERSONAL GROWTH</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL ACCOUNTS FOR THE EFFECT OF ANY UNCERTAIN TAX POSITIONS BASED ON A "MORE LIKELY THAN NOT" THRESHOLD TO THE RECOGNITION OF TAX POSITIONS BEING SUSTAINED BASED ON THE TECHNICAL MERITS OF THE POSITION UNDER SCRUTINY BY THE APPLICABLE TAXING AUTHORITY. IF A TAX POSITION OR POSITIONS ARE DEEMED TO RESULT IN UNCERTAINTIES OF THOSE POSITIONS, THE UNRECOGNIZED TAX BENEFIT IS ESTIMATED BASED ON A "CUMULATIVE PROBABILITY ASSESSMENT" THAT AGGREGATES THE ESTIMATED TAX LIABILITY FOR ALL UNCERTAIN TAX POSITIONS. INTEREST AND PENALTIES ASSESSED, IF ANY, ARE ACCRUED AS INCOME TAX EXPENSE. THE SCHOOL HAS IDENTIFIED ITS TAX STATUS AS A TAX-EXEMPT ENTITY AND ITS DETERMINATIONS OVER WHICH OF ITS ACTIVITIES ARE RELATED AND UNRELATED AS ITS ONLY TAX POSITIONS; HOWEVER, THE SCHOOL HAS DETERMINED THAT SUCH TAX POSITION DOES NOT RESULT IN AN UNCERTAINTY REQUIRING RECOGNITION. THE SCHOOL IS NOT CURRENTLY UNDER EXAMINATION BY ANY TAXING JURISDICTION. THE SCHOOL'S FEDERAL AND STATE TAX RETURNS ARE GENERALLY OPEN FOR EXAMINATION FOR THREE YEARS FOLLOWING THE DATE FILED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>RENTAL EXPENSES 93,761.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FINANCIAL AID NETTED AGAINST TUITION REVENUE 4,266,531.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>RENTAL EXPENSES 93,761.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FINANCIAL AID NETTED AGAINST TUITION REVENUE 4,266,531.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleE documentId="RetDoc1040400001">
      <NondiscriminatoryPolicyStmtInd>1</NondiscriminatoryPolicyStmtInd>
      <PolicyStmtInBrochuresEtcInd>1</PolicyStmtInBrochuresEtcInd>
      <PlcyPblczdViaBroadcastMediaInd>1</PlcyPblczdViaBroadcastMediaInd>
      <MaintainRacialCompRecsInd>1</MaintainRacialCompRecsInd>
      <MaintainScholarshipsRecsInd>1</MaintainScholarshipsRecsInd>
      <MaintainCpyOfBrochuresEtcInd>1</MaintainCpyOfBrochuresEtcInd>
      <MaintainCpyOfAllSolInd>1</MaintainCpyOfAllSolInd>
      <DiscriminateRaceStdntsRghtsInd>0</DiscriminateRaceStdntsRghtsInd>
      <DiscriminateRaceAdmissPlcyInd>0</DiscriminateRaceAdmissPlcyInd>
      <DiscriminateRaceEmplmFcultyInd>0</DiscriminateRaceEmplmFcultyInd>
      <DiscriminateRaceSchsInd>0</DiscriminateRaceSchsInd>
      <DiscriminateRaceEducPlcyInd>0</DiscriminateRaceEducPlcyInd>
      <DiscriminateRaceUseOfFcltsInd>0</DiscriminateRaceUseOfFcltsInd>
      <DiscriminateRaceAthltProgInd>0</DiscriminateRaceAthltProgInd>
      <DiscriminateRaceOtherActyInd>0</DiscriminateRaceOtherActyInd>
      <GovernmentFinancialAidRcvdInd>0</GovernmentFinancialAidRcvdInd>
      <GovernmentFinancialAidRvkdInd>0</GovernmentFinancialAidRvkdInd>
      <ComplianceWithRevProc7550Ind>1</ComplianceWithRevProc7550Ind>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE E, PART I, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>NOTICE OF THE NON-DISCRIMINATION POLICY AS TO STUDENTS IS PUBLISHED IN THE BOSTON GLOBE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleE>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>SCHOLARSHIPS</GrantTypeTxt>
        <RecipientCnt>120</RecipientCnt>
        <NonCashAssistanceAmt>4266531</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>FMV</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>TUITION REDUCTION</NonCashAssistanceDesc>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>STUDENT AID IS BASED ON NEED. GRANTS AND OTHER ASSSISTANCE ARE RELATED TO INSTITUTIONAL FINANCIAL AID FOR WHICH STUDENTS APPLY THROUGH THE FINANCIAL AID OFFICE. ALL AID IS AWARDED BASED ON CERTAIN GUIDELINES AND IS CREDITED DIRECTLY TO STUDENT'S TUITION ACCOUNTS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <HousingAllowanceOrResidenceInd>X</HousingAllowanceOrResidenceInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>SARAH PELMAS</PersonNm>
        <TitleTxt>HEAD OF SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>336002</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>86419</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>38865</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>20827</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>482113</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>RICHARD S BERNASCO</PersonNm>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>234873</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>2081</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>25287</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>18634</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>280875</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KATE M A CASPER</PersonNm>
        <TitleTxt>ASSOCIATE HEAD OF SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>190385</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>126</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>14511</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>1287</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>206309</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KAREN GEROMINI</PersonNm>
        <TitleTxt>DIR. OF OPERATIONS &amp; AUXILIARY</TitleTxt>
        <BaseCompensationFilingOrgAmt>148674</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>193</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>12366</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>18290</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>179523</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JOHN N CROMPTON</PersonNm>
        <TitleTxt>DIR. OF FACILITIES &amp; CONSTRUCTION</TitleTxt>
        <BaseCompensationFilingOrgAmt>146526</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>554</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>15838</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>18251</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>181169</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>RIDIE R MARKENSON</PersonNm>
        <TitleTxt>HEAD OF UPPER SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>149866</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>126</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>12010</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>18258</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>180260</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DENISE LABIENIEC</PersonNm>
        <TitleTxt>DIRECTOR OF STUDIES</TitleTxt>
        <BaseCompensationFilingOrgAmt>139989</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>126</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>10670</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>947</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>151732</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CRAIG C ALLEN</PersonNm>
        <TitleTxt>DIRECTOR OF COLLEGE COUNSELING</TitleTxt>
        <BaseCompensationFilingOrgAmt>147499</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>361</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>15106</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>11186</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>174152</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>NANCY S SKINNER</PersonNm>
        <TitleTxt>FORMER CHIEF ADVANCEMENT OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>149123</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>277</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>15341</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>6083</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>170824</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>AS PART OF SARAH PELMAS' COMPENSATION, A TAXABLE HOUSING ALLOWANCE OF $82,500 IS PROVIDED AS PART OF THE W-2 WAGES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleK documentId="RetDoc1053100001">
      <TaxExemptBondsIssuesGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <IssuerName>
          <BusinessNameLine1Txt>MASSACHUSETTS DEVELOPMENT FINANCE AGENCY</BusinessNameLine1Txt>
        </IssuerName>
        <BondIssuerEIN>043431814</BondIssuerEIN>
        <CUSIPNum>000000000</CUSIPNum>
        <BondIssuedDt>2013-06-13</BondIssuedDt>
        <IssuePriceAmt>40000000</IssuePriceAmt>
        <PurposeDesc>CONSTRUCTION OF ACADEMIC, CULTURAL, AND ATHLETIC FACILITIES.</PurposeDesc>
        <DefeasedInd>0</DefeasedInd>
        <OnBehalfOfIssuerInd>0</OnBehalfOfIssuerInd>
        <PoolFinancingInd>0</PoolFinancingInd>
      </TaxExemptBondsIssuesGrp>
      <TaxExemptBondsProceedsGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <TotalProceedsAmt>40000000</TotalProceedsAmt>
        <IssuanceCostsFromProceedsAmt>131200</IssuanceCostsFromProceedsAmt>
        <CapitalExpendituresAmt>39782300</CapitalExpendituresAmt>
        <OtherSpentProceedsAmt>86500</OtherSpentProceedsAmt>
        <SubstantialCompletionYr>2015</SubstantialCompletionYr>
        <RefundingTaxExemptBondsInd>0</RefundingTaxExemptBondsInd>
        <RefundingTaxableBondsInd>0</RefundingTaxableBondsInd>
        <FinalAllocationMadeInd>1</FinalAllocationMadeInd>
        <AdequateBooksAndRecMaintInd>1</AdequateBooksAndRecMaintInd>
      </TaxExemptBondsProceedsGrp>
      <TaxExemptBondsPrivateBusUseGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <OwningBondFinancedPropertyInd>0</OwningBondFinancedPropertyInd>
        <AnyLeaseArrangementsInd>0</AnyLeaseArrangementsInd>
        <MgmtContractBondFincdPropInd>0</MgmtContractBondFincdPropInd>
        <AnyResearchAgreementsInd>0</AnyResearchAgreementsInd>
        <PrivateBusUseByOthersPct>0.00000</PrivateBusUseByOthersPct>
        <PrivateBusConcerningUBIPct>0.00000</PrivateBusConcerningUBIPct>
        <TotalPrivateBusinessUsePct>0.00000</TotalPrivateBusinessUsePct>
        <BondIssMeetPrvtSecPymtTestInd>0</BondIssMeetPrvtSecPymtTestInd>
        <ChangeInUseBondFinancedPropInd>0</ChangeInUseBondFinancedPropInd>
        <ProcsNonqualifiedBondRemdtdInd>1</ProcsNonqualifiedBondRemdtdInd>
      </TaxExemptBondsPrivateBusUseGrp>
      <TaxExemptBondsArbitrageGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <Form8038TFiledInd>0</Form8038TFiledInd>
        <RebateNotDueYetInd>0</RebateNotDueYetInd>
        <ExceptionToRebateInd>0</ExceptionToRebateInd>
        <NoRebateDueInd>1</NoRebateDueInd>
        <VariableRateIssueInd>0</VariableRateIssueInd>
        <HedgeIdentifiedInBksAndRecInd>0</HedgeIdentifiedInBksAndRecInd>
        <GrossProceedsInvestedInGICInd>0</GrossProceedsInvestedInGICInd>
        <GrossProceedsInvestedInd>0</GrossProceedsInvestedInd>
        <WrittenProcToMonitorReqsInd>1</WrittenProcToMonitorReqsInd>
      </TaxExemptBondsArbitrageGrp>
      <ProceduresCorrectiveActionGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <ProceduresCorrectiveActionInd>1</ProceduresCorrectiveActionInd>
      </ProceduresCorrectiveActionGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>DATE REBATE COMPUTATION PERFORMED</FormAndLineReferenceDesc>
        <ExplanationTxt>ISSUER NAME: MASSACHUSETTS DEVELOPMENT FINANCE AGENCY DATE THE REBATE COMPUTATION WAS PERFORMED: 05/22/2020</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleK>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>42</ContributionCnt>
        <NoncashContributionsRptF990Amt>757055</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <Form8283ReceivedCnt>0</Form8283ReceivedCnt>
      <AnyPropertyThatMustBeHeldInd>0</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>1</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>0</ThirdPartiesUsedInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, COLUMN (B):</FormAndLineReferenceDesc>
        <ExplanationTxt>THE NUMBER REPORTED IN COLUMN (B) OF SCHEDULE M REPRESENTS THE NUMBER OF CONTRIBUTIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE RETURN WILL BE POSTED ON THE TRUSTEES-ONLY SECURE WEB PORTAL PRIOR TO FILING FOR THE FULL BOARD TO REVIEW. CERTAIN DONORS HAVE REQUESTED THAT THEIR NAMES AND ADDRESSES BE REDACTED TO PROTECT THEIR PRIVACY. THE SCHOOL INFORMS ALL MEMBERS OF THE GOVERNING BODY THAT SCHEDULE B, "SCHEDULE OF CONTRIBUTORS" IS AVAILABLE FOR THEIR REVIEW UPON REQUEST BEFORE THE FORM 990 IS ULTIMATELY FILED WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ONCE A YEAR, EACH BOARD MEMBER RECEIVES, SIGNS, AND RETURNS A CONFLICT OF INTEREST CERTIFICATE TO THE CLERK OF THE BOARD OF TRUSTEES. THE CERTIFICATE INFORMS THE BOARD MEMBER OF THE SCHOOL'S POLICY AND ALLOWS THEM TO DISCLOSE ANY POSITIONS WITH THE SCHOOL THAT MIGHT BE CONSIDERED AS CONFLICTING. THE CLERK REVIEWS EACH OF THE CERTIFICATES, AND IF A CONFLICT ARISES, IT IS BROUGHT TO THE ATTENTION OF OTHER OFFICERS OF THE BOARD. IT IS THE RESPONSIBILITY OF THOSE OFFICERS TO DETERMINE THE EXTENT OF THE CONFLICT, WITH THE GOAL OF PREVENTING ABUSE BUT NOT ELIMINATING SOMEONE FROM DOING BUSINESS WITH THE SCHOOL FOR LEGITIMATE PURPOSES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>BASED ON COMPARABILITY DATA AND REVIEW BY INDEPENDENT PERSONS, THE FULL BOARD OF TRUSTEES PROPOSES, VOTES ON, AND SETS THE COMPENSATION FOR THE CEO. THERE WAS CONTEMPORANEOUS SUBSTANTIATION OF THE DELIBERATION AND DECISION. FOR OTHER OFFICERS AND KEY EMPLOYEES, THE BOARD OF TRUSTEE'S FINANCE COMMITTEE REVIEWS AVAILABLE INFORMATION FOR COMPENSATION AND MAKES A RECOMMENDATION TO THE FULL BOARD WHICH IS THEN VOTED UPON BY THE BOARD.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>OUR FORMS 990 (CURRENT AND PRIOR THREE YEARS) ARE AVAILABLE ON THE OFFICIAL WEBSITE OF THE ATTORNEY GENERAL OF MASSACHUSETTS AT WWW.CHARITIES.AGO.STATE.MA.US AND GUIDESTAR AT WWW2.GUIDESTAR.ORG. WE ALSO MAKE OUR FORM 990, FORM 1023, FORM 990-T, ARTICLES OF INCORPORATION, AND BYLAWS AVAILABLE TO THE PUBLIC UPON REQUEST. OUR AUDITED FINANCIAL STATEMENTS ARE ALSO AVAILABLE ON THE OFFICIAL WEBSITE OF THE ATTORNEY GENERAL OF MASSACHUSETTS AT WWW.CHARITIES.AGO.STATE.MA.US.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>