﻿<?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="2014v6.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2016-01-29T12:55:51-06:00</ReturnTs>
    <TaxPeriodEndDt>2015-06-30</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>420714325</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>RSM US LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>9737 WASHINGTONIAN BLVD 400</AddressLine1Txt>
        <CityNm>GAITHERSBURG</CityNm>
        <StateAbbreviationCd>MD</StateAbbreviationCd>
        <ZIPCd>208787340</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2014-07-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>540562160</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>THE POTOMAC SCHOOL</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>POTO</BusinessNameControlTxt>
      <PhoneNum>7033564100</PhoneNum>
      <USAddress>
        <AddressLine1Txt>PO BOX 430</AddressLine1Txt>
        <CityNm>MCLEAN</CityNm>
        <StateAbbreviationCd>VA</StateAbbreviationCd>
        <ZIPCd>22101</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>JOHN KOWALIK</PersonNm>
      <PersonTitleTxt>HEAD OF SCHOOL</PersonTitleTxt>
      <PhoneNum>7033564100</PhoneNum>
      <SignatureDt>2016-01-28</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>WILLIAM E TURCO CPA</PreparerPersonNm>
      <PTIN>P00369217</PTIN>
      <PhoneNum>3012963600</PhoneNum>
    </PreparerPersonGrp>
    <TaxYr>2014</TaxYr>
    <BuildTS>2016-04-25 22:37:26Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="12">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <PrincipalOfficerNm>JOHN KOWALIK</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>PO BOX 430</AddressLine1Txt>
        <CityNm>MCLEAN</CityNm>
        <StateAbbreviationCd>VA</StateAbbreviationCd>
        <ZIPCd>22101</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>65800794</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.POTOMACSCHOOL.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1907</FormationYr>
      <LegalDomicileStateCd>DC</LegalDomicileStateCd>
      <ActivityOrMissionDesc>TO PREPARE STUDENTS TO ACHIEVE ACADEMICALLY AND TO LEAD HEALTHY, PRINCIPLED, AND SUCCESSFUL LIVES.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>23</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>23</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>570</TotalEmployeeCnt>
      <TotalVolunteersCnt>1080</TotalVolunteersCnt>
      <TotalGrossUBIAmt>104759</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>-33968</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>2758068</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>3004073</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>37669215</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>39049474</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>497644</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>506199</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>711904</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>634857</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>41636831</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>43194603</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>4096085</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>4169047</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>22899534</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>23524508</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>1328436</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>16989750</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>13950565</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>43985369</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>41644120</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>-2348538</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>1550483</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>141356624</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>141998657</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>63675063</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>62837718</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>77681561</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>79160939</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>TO PREPARE KINDERGARTEN THROUGH TWELFTH GRADE STUDENTS TO ACHIEVE ACADEMICALLY AND TO LEAD HEALTHY, PRINCIPLED, AND SUCCESSFUL LIVES.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>32799686</ExpenseAmt>
      <GrantAmt>4169047</GrantAmt>
      <RevenueAmt>36986866</RevenueAmt>
      <Desc>PROVIDING EDUCATION FROM KINDERGARTEN TO THE TWELFTH GRADE FOR APPROXIMATELY 1025 STUDENTS.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>2586156</ExpenseAmt>
        <RevenueAmt>2188475</RevenueAmt>
        <Desc>SUMMER DAY CAMP AND ACADEMIC REVIEW.</Desc>
      </ProgSrvcAccomActy2Grp>
      <TotalProgramServiceExpensesAmt>35385842</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">0</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 referenceDocumentId="RetDoc1040500001">1</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd referenceDocumentId="RetDoc1040500001">0</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd referenceDocumentId="RetDoc1040500001">0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd referenceDocumentId="RetDoc1041300001">0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd referenceDocumentId="RetDoc1041300001">1</FundraisingActivitiesInd>
      <GamingActivitiesInd referenceDocumentId="RetDoc1041300001">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>129</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>1</BackupWthldComplianceInd>
      <EmployeeCnt>570</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>1</UnrelatedBusIncmOverLimitInd>
      <Form990TFiledInd>1</Form990TFiledInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>1</QuidProQuoContributionsInd>
      <QuidProQuoContriDisclInd>1</QuidProQuoContriDisclInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>0</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>0</PayPremiumsPrsnlBnftCntrctInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>23</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>23</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>1</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>1</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>VA</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>DYANA CONROY</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>7037496320</PhoneNum>
        <USAddress>
          <AddressLine1Txt>1301 POTOMAC SCHOOL ROAD</AddressLine1Txt>
          <CityNm>MCLEAN</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>22101</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>H LAWRENCE CULP JR</PersonNm>
        <TitleTxt>CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARJORIE P BRENNAN</PersonNm>
        <TitleTxt>CHAIR-ELECT &amp; VICE CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JAMES R SOCAS</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARY LOUISE LEIPHEIMER</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>J KEITH AUSBROOK</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SAMEER BHARGAVA</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>VICTORIA CLARKE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PATRICIA D COLEMAN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ALAN J DABBIERE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MICHAEL L DAVIS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN K DELANEY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID W DUPREE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JAMES B FLEMING</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>GRACE GUGGENHEIM</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STEPHANIE AMANN KAPSIS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>WILLIAM J KILBERG</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARK C LOWHAM</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROBERT M MCDOWELL</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LYNNE F O'BRIEN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RONALD H PEELE JR</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STEVEN J QUAMME</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARK J SULLIVAN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LINDA D TURNER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.50</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN KOWALIK</PersonNm>
        <TitleTxt>HEAD OF SCHOOL</TitleTxt>
        <AverageHoursPerWeekRt>60.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>666733</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>108043</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID DEJESUS</PersonNm>
        <TitleTxt>CFO AND COO</TitleTxt>
        <AverageHoursPerWeekRt>60.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>240426</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>38813</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BARBARA OVERSTREET</PersonNm>
        <TitleTxt>DIRECTOR, DEVELOPMENT</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>181052</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>32345</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DONALD FIRKE</PersonNm>
        <TitleTxt>HEAD, UPPER SCHOOL</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>163104</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>73317</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>WILLIAM COOK</PersonNm>
        <TitleTxt>ASST HOS FOR ACADEMICS</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>155109</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>33947</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CHARLOTTE NELSEN</PersonNm>
        <TitleTxt>DIRECTOR, ADMISSION &amp; FIN. AID</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>139662</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>38586</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>GERALD KOUNTZ</PersonNm>
        <TitleTxt>HEAD, INTERMEDIATE SCHOOL</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>134231</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>42040</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>1680317</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>367091</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>26</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>DEBEVOISE &amp; PLIMPTON LLP</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>919 3RD AVENUE</AddressLine1Txt>
            <CityNm>NEW YORK</CityNm>
            <StateAbbreviationCd>NY</StateAbbreviationCd>
            <ZIPCd>10022</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>PROFESSIONAL SERVICES</ServicesDesc>
        <CompensationAmt>1132678</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>SAGE DINING SERVICES INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>1402 YORK RD</AddressLine1Txt>
            <CityNm>LUTHERVILLE</CityNm>
            <StateAbbreviationCd>MD</StateAbbreviationCd>
            <ZIPCd>21093</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>FOOD SERVICE</ServicesDesc>
        <CompensationAmt>797700</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>COAKLEY &amp; WILLIAMS CONSTRUCTION INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>7475 WISCONSIN AVENUE STE 900</AddressLine1Txt>
            <CityNm>BETHESDA</CityNm>
            <StateAbbreviationCd>MD</StateAbbreviationCd>
            <ZIPCd>20814</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>GENERAL CONTRACTOR</ServicesDesc>
        <CompensationAmt>216662</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>C J MAINTENANCE INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>9254 BENDIX ROAD</AddressLine1Txt>
            <CityNm>COLUMBIA</CityNm>
            <StateAbbreviationCd>MD</StateAbbreviationCd>
            <ZIPCd>21045</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>JANITORIAL</ServicesDesc>
        <CompensationAmt>212914</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>ROHAN CONSTRUCTION GROUP INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>2722 MERRILEE DRIVE STE 300</AddressLine1Txt>
            <CityNm>FAIRFAX</CityNm>
            <StateAbbreviationCd>VA</StateAbbreviationCd>
            <ZIPCd>22031</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>GENERAL CONTRACTOR</ServicesDesc>
        <CompensationAmt>160237</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>6</CntrctRcvdGreaterThan100KCnt>
      <FundraisingAmt>402347</FundraisingAmt>
      <AllOtherContributionsAmt>2601726</AllOtherContributionsAmt>
      <NoncashContributionsAmt>293702</NoncashContributionsAmt>
      <TotalContributionsAmt>3004073</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>TUITION</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>35595914</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>35595914</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>SUMMER PROGRAMS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>2188475</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>2188475</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>TRANSPORTATION</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>972941</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>875596</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>97345</UnrelatedBusinessRevenueAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>ENRICHMENT PROGRAM</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>149013</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>149013</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>MUSIC LESSON FEES</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>74263</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>74263</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalOthProgramServiceRevGrp>
        <TotalRevenueColumnAmt>68868</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>68868</RelatedOrExemptFuncIncomeAmt>
      </TotalOthProgramServiceRevGrp>
      <TotalProgramServiceRevenueAmt>39049474</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>433596</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>7414</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>426182</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>198</RealAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>0</RealAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>198</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>198</TotalRevenueColumnAmt>
        <ExclusionAmt>198</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>22452777</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>22380174</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>72603</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>72603</TotalRevenueColumnAmt>
        <ExclusionAmt>72603</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>512371</FundraisingGrossIncomeAmt>
      <ContriRptFundraisingEventAmt>402347</ContriRptFundraisingEventAmt>
      <FundraisingDirectExpensesAmt>159612</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>352759</TotalRevenueColumnAmt>
        <ExclusionAmt>352759</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <GrossSalesOfInventoryAmt>125093</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>66405</CostOfGoodsSoldAmt>
      <NetIncomeOrLossGrp>
        <TotalRevenueColumnAmt>58688</TotalRevenueColumnAmt>
        <ExclusionAmt>58688</ExclusionAmt>
      </NetIncomeOrLossGrp>
      <OtherRevenueMiscGrp>
        <Desc>OTHER INCOME</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>223212</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>223212</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>223212</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>43194603</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>39175341</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>104759</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>910430</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>4169047</TotalAmt>
        <ProgramServicesAmt>4169047</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>994864</TotalAmt>
        <ProgramServicesAmt>862368</ProgramServicesAmt>
        <ManagementAndGeneralAmt>91312</ManagementAndGeneralAmt>
        <FundraisingAmt>41184</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>18349331</TotalAmt>
        <ProgramServicesAmt>15949758</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1692448</ManagementAndGeneralAmt>
        <FundraisingAmt>707125</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>1075619</TotalAmt>
        <ProgramServicesAmt>900686</ProgramServicesAmt>
        <ManagementAndGeneralAmt>124552</ManagementAndGeneralAmt>
        <FundraisingAmt>50381</FundraisingAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>1761378</TotalAmt>
        <ProgramServicesAmt>1525410</ProgramServicesAmt>
        <ManagementAndGeneralAmt>155232</ManagementAndGeneralAmt>
        <FundraisingAmt>80736</FundraisingAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>1343316</TotalAmt>
        <ProgramServicesAmt>1180076</ProgramServicesAmt>
        <ManagementAndGeneralAmt>115159</ManagementAndGeneralAmt>
        <FundraisingAmt>48081</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>116400</TotalAmt>
        <ProgramServicesAmt>24136</ProgramServicesAmt>
        <ManagementAndGeneralAmt>91391</ManagementAndGeneralAmt>
        <FundraisingAmt>873</FundraisingAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>87549</TotalAmt>
        <ProgramServicesAmt>59262</ProgramServicesAmt>
        <ManagementAndGeneralAmt>26143</ManagementAndGeneralAmt>
        <FundraisingAmt>2144</FundraisingAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>786690</TotalAmt>
        <ProgramServicesAmt>563456</ProgramServicesAmt>
        <ManagementAndGeneralAmt>198146</ManagementAndGeneralAmt>
        <FundraisingAmt>25088</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>16254</TotalAmt>
        <ProgramServicesAmt>11002</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4854</ManagementAndGeneralAmt>
        <FundraisingAmt>398</FundraisingAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>667283</TotalAmt>
        <ProgramServicesAmt>453417</ProgramServicesAmt>
        <ManagementAndGeneralAmt>105413</ManagementAndGeneralAmt>
        <FundraisingAmt>108453</FundraisingAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>744991</TotalAmt>
        <ProgramServicesAmt>560517</ProgramServicesAmt>
        <ManagementAndGeneralAmt>170490</ManagementAndGeneralAmt>
        <FundraisingAmt>13984</FundraisingAmt>
      </InformationTechnologyGrp>
      <OccupancyGrp>
        <TotalAmt>1478619</TotalAmt>
        <ProgramServicesAmt>1075858</ProgramServicesAmt>
        <ManagementAndGeneralAmt>372228</ManagementAndGeneralAmt>
        <FundraisingAmt>30533</FundraisingAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>320317</TotalAmt>
        <ProgramServicesAmt>308957</ProgramServicesAmt>
        <FundraisingAmt>11360</FundraisingAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>392619</TotalAmt>
        <ProgramServicesAmt>303974</ProgramServicesAmt>
        <ManagementAndGeneralAmt>18230</ManagementAndGeneralAmt>
        <FundraisingAmt>70415</FundraisingAmt>
      </ConferencesMeetingsGrp>
      <InterestGrp>
        <TotalAmt>1677142</TotalAmt>
        <ProgramServicesAmt>1135251</ProgramServicesAmt>
        <ManagementAndGeneralAmt>500813</ManagementAndGeneralAmt>
        <FundraisingAmt>41078</FundraisingAmt>
      </InterestGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>3184848</TotalAmt>
        <ProgramServicesAmt>2155812</ProgramServicesAmt>
        <ManagementAndGeneralAmt>951030</ManagementAndGeneralAmt>
        <FundraisingAmt>78006</FundraisingAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>367978</TotalAmt>
        <ProgramServicesAmt>270369</ProgramServicesAmt>
        <ManagementAndGeneralAmt>90210</ManagementAndGeneralAmt>
        <FundraisingAmt>7399</FundraisingAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>SUMMER PROGRAM</Desc>
        <TotalAmt>1700448</TotalAmt>
        <ProgramServicesAmt>1700448</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>DEPARTMENT EXPENSES</Desc>
        <TotalAmt>1329467</TotalAmt>
        <ProgramServicesAmt>1297630</ProgramServicesAmt>
        <ManagementAndGeneralAmt>29423</ManagementAndGeneralAmt>
        <FundraisingAmt>2414</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>FOOD AND ENTERTAINMENT</Desc>
        <TotalAmt>805249</TotalAmt>
        <ProgramServicesAmt>545392</ProgramServicesAmt>
        <ManagementAndGeneralAmt>240159</ManagementAndGeneralAmt>
        <FundraisingAmt>19698</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>RECRUITING</Desc>
        <TotalAmt>184745</TotalAmt>
        <ProgramServicesAmt>173364</ProgramServicesAmt>
        <ManagementAndGeneralAmt>10518</ManagementAndGeneralAmt>
        <FundraisingAmt>863</FundraisingAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>89966</TotalAmt>
        <ProgramServicesAmt>159652</ProgramServicesAmt>
        <ManagementAndGeneralAmt>-57909</ManagementAndGeneralAmt>
        <FundraisingAmt>-11777</FundraisingAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>41644120</TotalAmt>
        <ProgramServicesAmt>35385842</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4929842</ManagementAndGeneralAmt>
        <FundraisingAmt>1328436</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>500</BOYAmt>
        <EOYAmt>500</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>18639168</BOYAmt>
        <EOYAmt>20204322</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>501860</BOYAmt>
        <EOYAmt>291721</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>30083</BOYAmt>
        <EOYAmt>97597</EOYAmt>
      </AccountsReceivableGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>86047</BOYAmt>
        <EOYAmt>69224</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>595967</BOYAmt>
        <EOYAmt>777631</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>114379295</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>31864926</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>84303462</BOYAmt>
        <EOYAmt>82514369</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>17748499</BOYAmt>
        <EOYAmt>31097520</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <InvestmentsOtherSecuritiesGrp>
        <BOYAmt>18518497</BOYAmt>
        <EOYAmt>6017742</EOYAmt>
      </InvestmentsOtherSecuritiesGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>932541</BOYAmt>
        <EOYAmt>928031</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>141356624</BOYAmt>
        <EOYAmt>141998657</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>1339771</BOYAmt>
        <EOYAmt>2821610</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>18181370</BOYAmt>
        <EOYAmt>16868004</EOYAmt>
      </DeferredRevenueGrp>
      <TaxExemptBondLiabilitiesGrp>
        <BOYAmt>39847257</BOYAmt>
        <EOYAmt>38543216</EOYAmt>
      </TaxExemptBondLiabilitiesGrp>
      <MortgNotesPyblScrdInvstPropGrp>
        <BOYAmt>1395497</BOYAmt>
        <EOYAmt>1344895</EOYAmt>
      </MortgNotesPyblScrdInvstPropGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>2911168</BOYAmt>
        <EOYAmt>3259993</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>63675063</BOYAmt>
        <EOYAmt>62837718</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsSFAS117Ind>X</OrganizationFollowsSFAS117Ind>
      <UnrestrictedNetAssetsGrp>
        <BOYAmt>74131340</BOYAmt>
        <EOYAmt>75638391</EOYAmt>
      </UnrestrictedNetAssetsGrp>
      <TemporarilyRstrNetAssetsGrp>
        <BOYAmt>1003710</BOYAmt>
        <EOYAmt>904525</EOYAmt>
      </TemporarilyRstrNetAssetsGrp>
      <PermanentlyRstrNetAssetsGrp>
        <BOYAmt>2546511</BOYAmt>
        <EOYAmt>2618023</EOYAmt>
      </PermanentlyRstrNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>77681561</BOYAmt>
        <EOYAmt>79160939</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>141356624</BOYAmt>
        <EOYAmt>141998657</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>1550483</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>221683</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>-292788</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">
      <SchoolInd>X</SchoolInd>
    </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>35280681</BeginningYearBalanceAmt>
        <ContributionsAmt>396280</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>692522</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>562001</OtherExpendituresAmt>
        <EndYearBalanceAmt>35807482</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>30671763</BeginningYearBalanceAmt>
        <ContributionsAmt>804573</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>5164382</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>1360037</OtherExpendituresAmt>
        <EndYearBalanceAmt>35280681</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>27322984</BeginningYearBalanceAmt>
        <ContributionsAmt>339060</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>3476390</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>466671</OtherExpendituresAmt>
        <EndYearBalanceAmt>30671763</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <CYMinus3YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>28586826</BeginningYearBalanceAmt>
        <ContributionsAmt>320990</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>-737127</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>847705</OtherExpendituresAmt>
        <EndYearBalanceAmt>27322984</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>23773643</BeginningYearBalanceAmt>
        <ContributionsAmt>575892</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>4674160</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>436869</OtherExpendituresAmt>
        <EndYearBalanceAmt>28586826</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <BoardDesignatedBalanceEOYPct>0.92520</BoardDesignatedBalanceEOYPct>
      <PrmnntEndowmentBalanceEOYPct>0.07310</PrmnntEndowmentBalanceEOYPct>
      <TermEndowmentBalanceEOYPct>0.00170</TermEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>9754656</OtherCostOrOtherBasisAmt>
        <BookValueAmt>9754656</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>93919717</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>22937725</DepreciationAmt>
        <BookValueAmt>70981992</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>10364253</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>8927201</DepreciationAmt>
        <BookValueAmt>1437052</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>340669</OtherCostOrOtherBasisAmt>
        <BookValueAmt>340669</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>82514369</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>INTEREST RATE SWAP AGREEMENT</Desc>
        <Amt>2877441</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>DEFERRED COMPENSATION</Desc>
        <Amt>382552</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>3259993</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>39361099</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>221683</NetUnrealizedGainsInvstAmt>
      <OtherRevenueAmt>-4121592</OtherRevenueAmt>
      <RevenueNotReportedAmt>-3899909</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>43261008</RevenueSubtotalAmt>
      <OtherRevenuesNotIncludedAmt>-66405</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>-66405</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>43194603</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>37881721</TotExpnsEtcAuditedFinclStmtAmt>
      <OtherExpensesIncludedAmt>359193</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>359193</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>37522528</ExpensesSubtotalAmt>
      <OtherExpensesNotIncludedAmt>4121592</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>4121592</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>41644120</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>ENDOWMENT FUNDS ARE USED TO PROVIDE FINANCIAL AID, PURCHASE LIBRARY BOOKS, FRAME STUDENT ARTWORK, FUND COMMUNITY SERVICE, FACULTY SALARIES AND ENRICHMENT, SCIENCE PROGRAMS, THEATER AND MUSIC, AND GLOBAL STUDIES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL IS GENERALLY EXEMPT FROM FEDERAL INCOME TAXES UNDER THE PROVISIONS OF SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE. IN ADDITION, THE SCHOOL QUALIFIES FOR CHARITABLE CONTRIBUTIONS DEDUCTIONS AND HAS BEEN CLASSIFIED AS AN ORGANIZATION THAT IS NOT A PRIVATE FOUNDATION. BUSINESS INCOME WHICH IS NOT RELATED TO EXEMPT PURPOSES, LESS APPLICABLE DEDUCTIONS, IS SUBJECT TO FEDERAL AND STATE CORPORATE INCOME TAXES. FOR THE YEAR ENDED JUNE 30, 2015, THE SCHOOL HAD IMMATERIAL TAXABLE UNRELATED BUSINESS INCOME WITH LOSSES THAT COULD BE CARRIED OVER, AND ACCORDINGLY, NO PROVISION FOR INCOME TAXES IS REQUIRED IN THE ACCOMPANYING FINANCIAL STATEMENTS. MANAGEMENT EVALUATED THE SCHOOL'S TAX POSITIONS AND CONCLUDED THAT THE SCHOOL HAD TAKEN NO UNCERTAIN TAX POSITIONS THAT REQUIRE ADJUSTMENT TO THE FINANCIAL STATEMENTS TO COMPLY WITH THE PROVISIONS OF THIS GUIDANCE. THE SCHOOL FILES INCOME TAX RETURNS IN THE U.S. FEDERAL JURISDICTION. WITH FEW EXCEPTIONS, THE SCHOOL IS NO LONGER SUBJECT TO INCOME TAX EXAMINATIONS BY THE U.S. FEDERAL, STATE OR LOCAL TAX AUTHORITIES FOR YEARS BEFORE 2012.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FINANCIAL AID NETTED AGAINST TUITION -4,121,592.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>COST OF GOODS SOLD REPORTED ON PART VIII, LINE 10B - BOOKSTORE -66,405.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>COST OF GOODS SOLD REPORTED ON PART VIII, LINE 10B - BOOKSTORE 66,405. UNREALIZED LOSS ON SWAP 292,788.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>FINANCIAL AID NETTED AGAINST TUITION 4,121,592.</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>AN ANNOUCEMENT IS PRINTED IN THE WASHINGTON POST NEWSPAPER.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleE>
    <IRS990ScheduleF documentId="RetDoc1040500001">
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>CENTRAL AMERICA AND THE CARIBBEAN</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>INVESTMENTS</TypeOfActivitiesConductedTxt>
        <RegionTotalExpendituresAmt>4715064</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <SubtotalOfficesCnt>0</SubtotalOfficesCnt>
      <SubtotalEmployeesCnt>0</SubtotalEmployeesCnt>
      <ContinutationTotalOfficeCnt>0</ContinutationTotalOfficeCnt>
      <ContinutationTotalEmployeeCnt>0</ContinutationTotalEmployeeCnt>
      <TotalOfficeCnt>0</TotalOfficeCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <SubtotalSpentAmt>4715064</SubtotalSpentAmt>
      <ContinuationSpentAmt>0</ContinuationSpentAmt>
      <TotalSpentAmt>4715064</TotalSpentAmt>
      <TransferToForeignCorpInd>0</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>0</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>0</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>0</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>0</ForeignPartnershipInd>
      <BoycottCountriesInd>0</BoycottCountriesInd>
    </IRS990ScheduleF>
    <IRS990ScheduleG documentId="RetDoc1041300001">
      <FundraisingEventInformationGrp>
        <Event1Nm>SPRING AUCTION</Event1Nm>
        <GrossReceiptsEvent1Amt>840986</GrossReceiptsEvent1Amt>
        <CharitableContriEvent1Amt>396420</CharitableContriEvent1Amt>
        <GrossRevenueEvent1Amt>444566</GrossRevenueEvent1Amt>
        <OtherDirectExpensesEvent1Amt>130688</OtherDirectExpensesEvent1Amt>
        <Event2Nm>FALL FROLIC CARNIVAL</Event2Nm>
        <GrossReceiptsEvent2Amt>62927</GrossReceiptsEvent2Amt>
        <CharitableContriEvent2Amt>5050</CharitableContriEvent2Amt>
        <GrossRevenueEvent2Amt>57877</GrossRevenueEvent2Amt>
        <OtherDirectExpensesEvent2Amt>28924</OtherDirectExpensesEvent2Amt>
        <OtherEventsTotalCnt>1</OtherEventsTotalCnt>
        <GrossReceiptsOtherEventsAmt>10805</GrossReceiptsOtherEventsAmt>
        <CharitableContriOtherEventsAmt>877</CharitableContriOtherEventsAmt>
        <GrossRevenueOtherEventsAmt>9928</GrossRevenueOtherEventsAmt>
        <GrossReceiptsTotalAmt>914718</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>402347</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>512371</GrossRevenueTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>159612</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>159612</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>352759</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>FINANCIAL AID AWARDS TO STUDENTS</GrantTypeTxt>
        <RecipientCnt>187</RecipientCnt>
        <CashGrantAmt>4121592</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>VARIOUS AWARDS TO TEACHERS</GrantTypeTxt>
        <RecipientCnt>22</RecipientCnt>
        <CashGrantAmt>47455</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE POTOMAC SCHOOL UTILIZES THE SERVICES OF EITHER THE NATIONAL ASSOCIATION OF INDEPENDENT SCHOOLS, STUDENT SCHOLARSHIP SERVICES (SSS), OR TUITION AID DATA SERVICES (TADS) TO HELP EVALUATE EACH STUDENT'S NEEDS FOR FINANCIAL ASSISTANCE. EACH APPLICANT COMPLETES A STANDARDIZED FORM AND AN EVALUATION IS PRODUCED WHICH INCLUDES RECOMMENDATIONS AS TO THE LEVEL OF FINANCIAL ASSISTANCE REQUIRED. THE SCHOOL USES THESE REPORTS AS A GUIDE TO DETERMINE WHICH STUDENTS REQUIRE FINANCIAL ASSISTANCE AND AN ESTIMATE OF THAT NEED.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <IdemnificationGrossUpPmtsInd>X</IdemnificationGrossUpPmtsInd>
      <HousingAllowanceOrResidenceInd>X</HousingAllowanceOrResidenceInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <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>JOHN KOWALIK</PersonNm>
        <TitleTxt>HEAD OF SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>347027</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>319706</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>18200</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>92333</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>777266</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DAVID DEJESUS</PersonNm>
        <TitleTxt>CFO AND COO</TitleTxt>
        <BaseCompensationFilingOrgAmt>219449</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>20977</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>21982</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>19259</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>281667</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BARBARA OVERSTREET</PersonNm>
        <TitleTxt>DIRECTOR, DEVELOPMENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>180160</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>892</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>13035</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>21385</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>215472</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DONALD FIRKE</PersonNm>
        <TitleTxt>HEAD, UPPER SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>161657</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>1447</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>11561</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>63635</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>238300</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>WILLIAM COOK</PersonNm>
        <TitleTxt>ASST HOS FOR ACADEMICS</TitleTxt>
        <BaseCompensationFilingOrgAmt>153022</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>2087</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>17237</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>24647</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>196993</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CHARLOTTE NELSEN</PersonNm>
        <TitleTxt>DIRECTOR, ADMISSION &amp; FIN. AID</TitleTxt>
        <BaseCompensationFilingOrgAmt>137745</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>1917</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>16043</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>24789</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>180494</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>GERALD KOUNTZ</PersonNm>
        <TitleTxt>HEAD, INTERMEDIATE SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>131000</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>3231</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9170</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>34990</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>178391</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL COMPENSATES THE HEADMASTER AND VARIOUS DEPARTMENT HEADS. THE SCHOOL PROVIDES THE HEADMASTER AND VARIOUS DEPARTMENT HEADS WITH HOUSING. THE RENTAL VALUE REFLECTS THE FAIR MARKET VALUE FOR COMPARABLE HOUSES IN THE AREA. THE TRANSACTIONS WERE APPROVED BY THE BOARD OF TRUSTEES WITH ADEQUATE DOCUMENTATION. FOLLOWING EMPLOYEES RECEIVED NONTAXABLE HOUSING ALLOWANCE: JOHN KOWALIK - $66,300 DONALD FIRKE - $39,813 GERALD KOUNTZ - $32,870</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleK documentId="RetDoc1053100001">
      <TaxExemptBondsIssuesGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <IssuerName>
          <BusinessNameLine1Txt>FAIRFAX COUNTY ECONOMIC DEVELOPMENT AUTHORITY</BusinessNameLine1Txt>
        </IssuerName>
        <BondIssuerEIN>540787833</BondIssuerEIN>
        <BondIssuedDt>2004-07-12</BondIssuedDt>
        <IssuePriceAmt>16430000</IssuePriceAmt>
        <PurposeDesc>REDEMPTION OF PRIOR BONDS AND SCHOOL CONSTRUCTION</PurposeDesc>
        <DefeasedInd>0</DefeasedInd>
        <OnBehalfOfIssuerInd>0</OnBehalfOfIssuerInd>
        <PoolFinancingInd>0</PoolFinancingInd>
      </TaxExemptBondsIssuesGrp>
      <TaxExemptBondsIssuesGrp>
        <BondReferenceCd>B</BondReferenceCd>
        <IssuerName>
          <BusinessNameLine1Txt>FAIRFAX COUNTY ECONOMIC DEVELOPMENT AUTHORITY</BusinessNameLine1Txt>
        </IssuerName>
        <BondIssuerEIN>540787833</BondIssuerEIN>
        <BondIssuedDt>2005-08-04</BondIssuedDt>
        <IssuePriceAmt>20570000</IssuePriceAmt>
        <PurposeDesc>CONSTRUCTION OF NEW UPPER SCHOOL BUILDING</PurposeDesc>
        <DefeasedInd>0</DefeasedInd>
        <OnBehalfOfIssuerInd>0</OnBehalfOfIssuerInd>
        <PoolFinancingInd>0</PoolFinancingInd>
      </TaxExemptBondsIssuesGrp>
      <TaxExemptBondsIssuesGrp>
        <BondReferenceCd>C</BondReferenceCd>
        <IssuerName>
          <BusinessNameLine1Txt>FAIRFAX COUNTY ECONOMIC DEVELOPMENT AUTHORITY</BusinessNameLine1Txt>
        </IssuerName>
        <BondIssuerEIN>540787833</BondIssuerEIN>
        <BondIssuedDt>2012-09-07</BondIssuedDt>
        <IssuePriceAmt>9500000</IssuePriceAmt>
        <PurposeDesc>REFINANCING PRIOR LOAN AND SCHOOL CONSTRUCTION</PurposeDesc>
        <DefeasedInd>0</DefeasedInd>
        <OnBehalfOfIssuerInd>0</OnBehalfOfIssuerInd>
        <PoolFinancingInd>0</PoolFinancingInd>
      </TaxExemptBondsIssuesGrp>
      <TaxExemptBondsProceedsGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <RetiredAmt>3479115</RetiredAmt>
        <TotalProceedsAmt>16430000</TotalProceedsAmt>
        <CapitalExpendituresAmt>16430000</CapitalExpendituresAmt>
        <SubstantialCompletionYr>2004</SubstantialCompletionYr>
        <CurrentRefundingInd>1</CurrentRefundingInd>
        <AdvanceRefundingInd>0</AdvanceRefundingInd>
        <FinalAllocationMadeInd>1</FinalAllocationMadeInd>
        <AdequateBooksAndRecMaintInd>1</AdequateBooksAndRecMaintInd>
      </TaxExemptBondsProceedsGrp>
      <TaxExemptBondsProceedsGrp>
        <BondReferenceCd>B</BondReferenceCd>
        <RetiredAmt>3749424</RetiredAmt>
        <TotalProceedsAmt>20570000</TotalProceedsAmt>
        <CapitalExpendituresAmt>20570000</CapitalExpendituresAmt>
        <SubstantialCompletionYr>2006</SubstantialCompletionYr>
        <CurrentRefundingInd>0</CurrentRefundingInd>
        <AdvanceRefundingInd>0</AdvanceRefundingInd>
        <FinalAllocationMadeInd>1</FinalAllocationMadeInd>
        <AdequateBooksAndRecMaintInd>1</AdequateBooksAndRecMaintInd>
      </TaxExemptBondsProceedsGrp>
      <TaxExemptBondsProceedsGrp>
        <BondReferenceCd>C</BondReferenceCd>
        <RetiredAmt>728245</RetiredAmt>
        <TotalProceedsAmt>9500000</TotalProceedsAmt>
        <CapitalExpendituresAmt>9500000</CapitalExpendituresAmt>
        <SubstantialCompletionYr>2013</SubstantialCompletionYr>
        <CurrentRefundingInd>0</CurrentRefundingInd>
        <AdvanceRefundingInd>0</AdvanceRefundingInd>
        <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>
      <TaxExemptBondsPrivateBusUseGrp>
        <BondReferenceCd>B</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>
      <TaxExemptBondsPrivateBusUseGrp>
        <BondReferenceCd>C</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>1</ExceptionToRebateInd>
        <NoRebateDueInd>0</NoRebateDueInd>
        <VariableRateIssueInd>0</VariableRateIssueInd>
        <HedgeIdentifiedInBksAndRecInd>0</HedgeIdentifiedInBksAndRecInd>
        <GrossProceedsInvestedInGICInd>0</GrossProceedsInvestedInGICInd>
        <GrossProceedsInvestedInd>0</GrossProceedsInvestedInd>
        <WrittenProcToMonitorReqsInd>1</WrittenProcToMonitorReqsInd>
      </TaxExemptBondsArbitrageGrp>
      <TaxExemptBondsArbitrageGrp>
        <BondReferenceCd>B</BondReferenceCd>
        <Form8038TFiledInd>0</Form8038TFiledInd>
        <RebateNotDueYetInd>0</RebateNotDueYetInd>
        <ExceptionToRebateInd>1</ExceptionToRebateInd>
        <NoRebateDueInd>0</NoRebateDueInd>
        <VariableRateIssueInd>1</VariableRateIssueInd>
        <HedgeIdentifiedInBksAndRecInd>1</HedgeIdentifiedInBksAndRecInd>
        <HedgeProviderName>
          <BusinessNameLine1Txt>PNC BANK</BusinessNameLine1Txt>
        </HedgeProviderName>
        <TermOfHedgePct>28.000000000000</TermOfHedgePct>
        <SuperintegratedHedgeInd>0</SuperintegratedHedgeInd>
        <HedgeTerminatedInd>0</HedgeTerminatedInd>
        <GrossProceedsInvestedInGICInd>0</GrossProceedsInvestedInGICInd>
        <GrossProceedsInvestedInd>0</GrossProceedsInvestedInd>
        <WrittenProcToMonitorReqsInd>1</WrittenProcToMonitorReqsInd>
      </TaxExemptBondsArbitrageGrp>
      <TaxExemptBondsArbitrageGrp>
        <BondReferenceCd>C</BondReferenceCd>
        <Form8038TFiledInd>0</Form8038TFiledInd>
        <RebateNotDueYetInd>0</RebateNotDueYetInd>
        <ExceptionToRebateInd>1</ExceptionToRebateInd>
        <NoRebateDueInd>0</NoRebateDueInd>
        <VariableRateIssueInd>1</VariableRateIssueInd>
        <HedgeIdentifiedInBksAndRecInd>1</HedgeIdentifiedInBksAndRecInd>
        <HedgeProviderName>
          <BusinessNameLine1Txt>PNC BANK</BusinessNameLine1Txt>
        </HedgeProviderName>
        <TermOfHedgePct>12.000000000000</TermOfHedgePct>
        <SuperintegratedHedgeInd>0</SuperintegratedHedgeInd>
        <HedgeTerminatedInd>0</HedgeTerminatedInd>
        <GrossProceedsInvestedInGICInd>0</GrossProceedsInvestedInGICInd>
        <GrossProceedsInvestedInd>0</GrossProceedsInvestedInd>
        <WrittenProcToMonitorReqsInd>1</WrittenProcToMonitorReqsInd>
      </TaxExemptBondsArbitrageGrp>
      <ProceduresCorrectiveActionGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <ProceduresCorrectiveActionInd>1</ProceduresCorrectiveActionInd>
      </ProceduresCorrectiveActionGrp>
      <ProceduresCorrectiveActionGrp>
        <BondReferenceCd>B</BondReferenceCd>
        <ProceduresCorrectiveActionInd>1</ProceduresCorrectiveActionInd>
      </ProceduresCorrectiveActionGrp>
      <ProceduresCorrectiveActionGrp>
        <BondReferenceCd>C</BondReferenceCd>
        <ProceduresCorrectiveActionInd>1</ProceduresCorrectiveActionInd>
      </ProceduresCorrectiveActionGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE K, PART IV, LINE 2C, REBATE NOT YET DUE:</FormAndLineReferenceDesc>
        <ExplanationTxt>NO CALCULATION REQUIRED FOR THE C SERIES DUE TO MEETING REBATE EXCEPTION.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleK>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>34</ContributionCnt>
        <NoncashContributionsRptF990Amt>290272</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>CONFIRMATION FROM BROKER</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>FOOD &amp; BEVERAGES</Desc>
        <ContributionCnt>1</ContributionCnt>
        <NoncashContributionsRptF990Amt>2880</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>COST</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>EVENT TICKET</Desc>
        <ContributionCnt>1</ContributionCnt>
        <NoncashContributionsRptF990Amt>550</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>COST</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <AnyPropertyThatMustBeHeldInd>0</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>1</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>0</ThirdPartiesUsedInd>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 4</FormAndLineReferenceDesc>
        <ExplanationTxt>THE POTOMAC SCHOOL AMENDED ITS BY-LAWS EFFECTIVE JUNE 1, 2015. THE SUMMARY OF AMENDMENTS ARE: ARTICLE II.A - THE BOARD OF TRUSTEES SHALL CONSIST OF FROM 17 TO 26 ELECTED AND VOTING TRUSTEES. ARTICLE II.B - THE OFFICERS OF THE BOARD WERE CLARIFIED TO INCLUDE THE CHAIR-ELECT (IF ANY). ARTICLE II.B.1 - THE TERM OF THE CHAIR OF THE BOARD SHALL BE 3 YEARS. AT THE END OF THE 3-YEAR TERM, THE BOARD MAY EXTEND THE CHAIR'S TERM BY ONE ADDITIONAL YEAR. ARTICLE II.B.2 - THE FOLLOWING CLARIFICATION WAS MADE: BY JULY 1 OF EACH YEAR, THE CHAIR FOR THE FISCAL YEAR BEGINNING ON JULY 1 SHALL APPOINT THE VICE-CHAIR, TREASURER, AND SECRETARY AFTER CONSULTATION WITH THE COMMITTEE ON TRUSTEES AND APPROVAL OF THE BOARD. IF THE BOARD CHAIR DOES NOT APPOINT AN OFFICER BY JULY 1, THE EXISTING OFFICER SHALL HAVE ALL THE POWERS AND DUTIES OF THAT OFFICER UNTIL A NEW OFFICER IS APPOINTED, PROVIDED THAT OFFICER'S TERM AS TRUSTEE HAS NOT EXPIRED. ARTICLE II.B.6- THE FOLLOWING CLARIFICATION WAS MADE: A TWO-THIRDS MAJORITY OF THE ENTIRE VOTING MEMBERSHIP OF THE BOARD MAY REMOVE THE CHAIR, VICE-CHAIR, TREASURER, AND SECRETARY FROM HIS OR HER OFFICE FOR REASONS THAT THE TWO-THIRDS MAJORITY DEEMS TO CONSTITUTE GOOD CAUSE FOR SUCH REMOVAL. ARTICLE II.D.3 WAS DELETED IN ITS ENTIRETY. ARTICLE III.B - THE FOLLOWING CLARIFICATION MADE: IF THE BOARD CHAIR HAS NOT APPOINTED MEMBERS OR A CHAIR OF A COMMITTEE BY JULY 1, THE EXISTING MEMBERS OR CHAIR SHALL HAVE THE POWERS AND DUTIES OF THAT COMMITTEE UNTIL THE BOARD CHAIR APPOINTS NEW MEMBERS OR A CHAIR.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11</FormAndLineReferenceDesc>
        <ExplanationTxt>THE 990 IS REVIEWED AND APPROVED BY THE AUDIT COMMITTEE. AFTER THAT IT GOES TO THE FULL BOARD FOR REVIEW AND APPROVAL.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>FOR KEY EMPLOYEES: WHERE A POTENTIAL CONFLICT OF INTEREST EXISTS, IT SHALL BE THE RESPONSIBILITY OF THE PERSON INVOLVED OR ANY OTHER PERSON WITH KNOWLEDGE TO NOTIFY THE HEAD OF SCHOOL OF THE CIRCUMSTANCES RESULTING IN THE POTENTIAL CONFLICT SO THAT IT CAN BE COMMUNICATED TO THE BOARD OF TRUSTEES WHO CAN, IN COUNSEL WITH THE HEAD OF SCHOOL, THEN PROVIDE SUCH GUIDANCE AND TAKE SUCH ACTION AS THEY SHALL DEEM APPROPRIATE. THIS STATEMENT SHALL BE SIGNED ANNUALLY BY ALL KEY EMPLOYEES. FOR BOARD OF TRUSTEES: WHERE A POTENTIAL CONFLICT OF INTEREST EXISTS, IT SHALL BE THE RESPONSIBILITY OF THE PERSON INVOLVED OR ANY OTHER PERSON WITH KNOWLEDGE TO NOTIFY THE CHAIR AND VICE CHAIR OF THE BOARD OF TRUSTEES AS WELL AS THE CHAIR OF THE COMMITTEE ON TRUSTEES OF THE CIRCUMSTANCES RESULTING IN THE POTENTIAL CONFLICT SO THAT THE BOARD OF TRUSTEES CAN PROVIDE SUCH GUIDANCE AND TAKE SUCH ACTION AS IT SHALL DEEM APPROPRIATE. THIS STATEMENT SHALL BE SIGNED ANNUALLY BY ALL TRUSTEES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION COMMITTEE REVIEWS AND DISCUSSES THE TOTAL COMPENSATION PACKAGES OF THE HEAD OF SCHOOL AND SCHOOL ADMINISTRATORS. SALARY INFORMATION ONLY FOR SIMILAR POSITIONS FROM COMPARABLE SCHOOLS ARE USED TO ESTABLISH A REASONABLE COMPENSATION. THE COMMITTEE HAS THE AUTHORITY TO APPROVE THE COMPENSATION PACKAGE OF THE HEAD OF SCHOOL AND SCHOOL ADMINISTRATORS ON AN ANNUAL BASIS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>A PUBLIC INSPECTION FILE IS MAINTAINED ONSITE THAT INCLUDES THE 990, GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>UNREALIZED LOSS ON SWAPS -292,788.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>