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      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
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      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
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    <IRS990ScheduleA documentId="IRS990ScheduleA">
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        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
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      <TotalAcreageCnt>37.00</TotalAcreageCnt>
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      <Section170hRqrStsfdInd>true</Section170hRqrStsfdInd>
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      <HeldWorksArtGrp />
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        <ContributionsAmt>937941</ContributionsAmt>
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        <GrantsOrScholarshipsAmt>825537</GrantsOrScholarshipsAmt>
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      <PrmnntEndowmentBalanceEOYPct>0.48000</PrmnntEndowmentBalanceEOYPct>
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        <BookValueAmt>7824241</BookValueAmt>
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      <BuildingsGrp>
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        <DepreciationAmt>21823952</DepreciationAmt>
        <BookValueAmt>57143808</BookValueAmt>
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      <LeaseholdImprovementsGrp />
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        <BookValueAmt>1739162</BookValueAmt>
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        <DepreciationAmt>3325576</DepreciationAmt>
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      <TotalBookValueLandBuildingsAmt>84994485</TotalBookValueLandBuildingsAmt>
      <FederalIncomeTaxLiabilityAmt>0</FederalIncomeTaxLiabilityAmt>
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        <Desc>POSTRETIREMENT BENEFIT OBLIGATION</Desc>
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      <FootnoteTextInd>X</FootnoteTextInd>
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      <NetUnrealizedGainsInvstAmt>-5339690</NetUnrealizedGainsInvstAmt>
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      <RevenueSubtotalAmt>44389094</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>127135</InvestmentExpensesNotIncldAmt>
      <OtherRevenuesNotIncludedAmt>-316530</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>-189395</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>44199699</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>36658856</TotExpnsEtcAuditedFinclStmtAmt>
      <OtherExpensesIncludedAmt>355818</OtherExpensesIncludedAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D - PART II - QUESTION 9</FormAndLineReferenceDesc>
        <ExplanationTxt>CONSERVATION EASEMENT THE LAND OWNED BY THE SCHOOL IS INCLUDED IN THE SCHOOL'S BALANCE SHEET. THERE IS NO REVENUE AND MINIMAL EXPENSE ASSOCIATED WITH THE CONSERVATION EASEMENT, AND ACCORDINGLY, THERE IS NO FOOTNOTE DISCLOSURE REGARDING THE EASEMENT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D - PART V, QUESTION 4</FormAndLineReferenceDesc>
        <ExplanationTxt>ENDOWMENT FUNDS THE SCHOOL'S ENDOWMENT GENERATES A PREDICTABLE STREAM OF REVENUE THAT HELPS FUND ITS PROGRAMS, INCLUDING ITS FINANCIAL AID PROGRAM.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D - PART X QUESTION 2</FormAndLineReferenceDesc>
        <ExplanationTxt>ASC 740 - INCOME TAXES The School is subject to the provisions of the Financial Accounting Standards Board's ASC Topic 740, "Income Taxes", relating to accounting and reporting for uncertainty in income taxes. The School is subject to and pays unrelated business income tax relating to its rental activities, and since the School has always considered the liability related to this unrelated business income tax and because of the School's general tax-exempt status, management believes ASC Topic 740 has not had, and is not expected to have, a material impact on the School's financial statements.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D - PART XI, QUESTION 2D</FormAndLineReferenceDesc>
        <ExplanationTxt>RECONCILIATION OF REVENUE PER AUDITED FS WITH REVENUE PER RETURN: REVENUE - INCLUDED IN AUDITED FINANCIAL STATEMENTS BUT NOT ON RETURN: ITEM NETTED WITH REVENUE IN FINANCIAL STATEMENTS: FINANCIAL AID - $6,195,533.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D - PART XI, QUESTION 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>RECONCILIATION OF REVENUE PER AUDITED FS WITH REVENUE PER RETURN: REVENUE - INCLUDED IN TAX RETURN BUT INCLUDED WITH EXPENSES WITHIN FINANCIAL STATEMENTS: COST OF GOODS SOLD ($39,690) Loss on disposal of fixed assets ($6,405) Rental expense ($270,435) Total ($316,530)</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D - PART XII - QUESTION 2D</FormAndLineReferenceDesc>
        <ExplanationTxt>RECONCILIATION OF EXPENSES PER AUDITED FS WITH EXPENSES PER RETURN: EXPENSES - INCLUDED IN AUDITED FINANCIAL STATEMENTS BUT NOT INCLUDED IN EXPENSES ON RETURN: COST OF GOODS SOLD $39,690 Loss on disposal of fixed assets $6,405 Rental expense $270,435 Bad debt expense $39,288 Total $355,818</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D - PART XII, QUESTION 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>RECONCILIATION OF EXPENSES PER AUDITED FS WITH EXPENSES PER RETURN EXPENSES - INCLUDED IN TAX RETURN BUT NOT IN FINANCIALS STATEMENTS: ITEM NETTED WITH REVENUE IN FINANCIAL STATEMENTS: FINANCIAL AID: $6,195,533.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleE documentId="IRS990ScheduleE">
      <NondiscriminatoryPolicyStmtInd>true</NondiscriminatoryPolicyStmtInd>
      <PolicyStmtInBrochuresEtcInd>true</PolicyStmtInBrochuresEtcInd>
      <PlcyPblczdViaBroadcastMediaInd>true</PlcyPblczdViaBroadcastMediaInd>
      <MaintainRacialCompRecsInd>true</MaintainRacialCompRecsInd>
      <MaintainScholarshipsRecsInd>true</MaintainScholarshipsRecsInd>
      <MaintainCpyOfBrochuresEtcInd>true</MaintainCpyOfBrochuresEtcInd>
      <MaintainCpyOfAllSolInd>true</MaintainCpyOfAllSolInd>
      <DiscriminateRaceStdntsRghtsInd>false</DiscriminateRaceStdntsRghtsInd>
      <DiscriminateRaceAdmissPlcyInd>false</DiscriminateRaceAdmissPlcyInd>
      <DiscriminateRaceEmplmFcultyInd>false</DiscriminateRaceEmplmFcultyInd>
      <DiscriminateRaceSchsInd>false</DiscriminateRaceSchsInd>
      <DiscriminateRaceEducPlcyInd>false</DiscriminateRaceEducPlcyInd>
      <DiscriminateRaceUseOfFcltsInd>false</DiscriminateRaceUseOfFcltsInd>
      <DiscriminateRaceAthltProgInd>false</DiscriminateRaceAthltProgInd>
      <DiscriminateRaceOtherActyInd>false</DiscriminateRaceOtherActyInd>
      <GovernmentFinancialAidRcvdInd>true</GovernmentFinancialAidRcvdInd>
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      <ComplianceWithRevProc7550Ind>true</ComplianceWithRevProc7550Ind>
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        <FormAndLineReferenceDesc>QUESTION 3</FormAndLineReferenceDesc>
        <ExplanationTxt>NONDISCRIMINATORY POLICY THE SCHOOL ANNUALLY PUBLISHES ITS NONDISCRIMINATION POLICY IN THE NEW YORK TIMES.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>QUESTION 6A</FormAndLineReferenceDesc>
        <ExplanationTxt>FINANCIAL AID THE SCHOOL RECEIVES FUNDS FROM NEW YORK STATE FOR MANDATED SERVICES.</ExplanationTxt>
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        <TypeOfActivitiesConductedTxt>Investments</TypeOfActivitiesConductedTxt>
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        <FormAndLineReferenceDesc>Part IV, Question 3</FormAndLineReferenceDesc>
        <ExplanationTxt>The School is not required to file form 5471, since its interest does not meet the criteria for the filing requirement.</ExplanationTxt>
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        <NonCashAssistanceAmt>6195533</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>FMV</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>Tuition Reduction</NonCashAssistanceDesc>
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        <FormAndLineReferenceDesc>Financial Aid Policy</FormAndLineReferenceDesc>
        <ExplanationTxt>HACKLEY'S FINANCIAL AID OFFICE REVIEWS PARENTS' FINANCIAL STATEMENTS, INCLUDYNG INDIVIDUAL TAX RETURNS, AND AWARDS AID ON THE BASIS OF DEMONSTRATED NEED.</ExplanationTxt>
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      <PersonalServicesInd>X</PersonalServicesInd>
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      <SubstantiationRequiredInd>true</SubstantiationRequiredInd>
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      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>true</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
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      <InitialContractExceptionInd>false</InitialContractExceptionInd>
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        <PersonNm>WALTER C JOHNSON</PersonNm>
        <TitleTxt>HEADMASTER</TitleTxt>
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        <DeferredCompensationFlngOrgAmt>313225</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>17384</NontaxableBenefitsFilingOrgAmt>
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        <TotalCompensationFilingOrgAmt>799264</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
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        <PersonNm>PETER MCANDREW</PersonNm>
        <TitleTxt>DIRECTOR OF FINANCE</TitleTxt>
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        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>227426</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>80014</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>17384</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>630581</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>227426</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>PHILIP J VARIANO</PersonNm>
        <TitleTxt>ASSISTANT HEADMASTER</TitleTxt>
        <BaseCompensationFilingOrgAmt>199233</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>19763</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>20310</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>239306</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>STEVEN D BILECA</PersonNm>
        <TitleTxt>ASSISTANT HEADMASTER</TitleTxt>
        <BaseCompensationFilingOrgAmt>143462</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>11250</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>17384</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>172096</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JOHN GANNON</PersonNm>
        <TitleTxt>DIRECTOR OF DEVELOPMENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>180107</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>18818</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>17384</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>216309</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ANDREW KING</PersonNm>
        <TitleTxt>DIRECTOR OF UPPER SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>159790</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>16240</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>16579</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>192609</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ANNE BURNS</PersonNm>
        <TitleTxt>Lower School DIVISION DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>193128</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>19988</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>14219</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>227335</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CHRISTOPHER MCCOLL</PersonNm>
        <TitleTxt>DIRECTOR OF ADMISSIONS</TitleTxt>
        <BaseCompensationFilingOrgAmt>138516</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>10848</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>20310</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>169674</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE J - LINES 1A, 1B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE HEADMASTER IS REQUIRED TO LIVE ON CAMPUS, AS BOARDING STUDENTS RESIDE AT THE SCHOOL. SINCE THE HEADMASTER'S HOME SERVES AS HIS PERMANENT RESIDENCE, PERSONAL USE OF THE HOME DOES OCCUR. THE SCHOOL PAYS FOR A CLEANING SERVICE FOR THE HOME, AS NEEDED. THE PROVISIONS FOR BOTH THE HOUSING REQUIREMENT AND THE PAYMENT OF MEMBERSHIP DUES ARE CONTAINED IN THE EMPLOYMENT CONTRACT OF THE HEADMASTER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J - Line 4b</FormAndLineReferenceDesc>
        <ExplanationTxt>The School contributes to supplemental nonqualified retirement plans for both the headmaster and director of finance.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleK documentId="IRS990ScheduleK">
      <TaxExemptBondsIssuesGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <IssuerName>
          <BusinessNameLine1Txt>COUNTY OF WESTCHESTER INDUSTRIAL DEVELOP AGENCY</BusinessNameLine1Txt>
        </IssuerName>
        <BondIssuerEIN>521294265</BondIssuerEIN>
        <CUSIPNum>957368FMO</CUSIPNum>
        <BondIssuedDt>2004-01-02</BondIssuedDt>
        <IssuePriceAmt>16000000</IssuePriceAmt>
        <PurposeDesc>FINANCING RENOVATIONS</PurposeDesc>
        <DefeasedInd>false</DefeasedInd>
        <OnBehalfOfIssuerInd>false</OnBehalfOfIssuerInd>
        <PoolFinancingInd>false</PoolFinancingInd>
      </TaxExemptBondsIssuesGrp>
      <TaxExemptBondsProceedsGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <RetiredAmt>11885000</RetiredAmt>
        <BondDefeasedAmt>0</BondDefeasedAmt>
        <TotalProceedsAmt>16000000</TotalProceedsAmt>
        <InReserveFundAmt>0</InReserveFundAmt>
        <CapitalizedInterestAmt>0</CapitalizedInterestAmt>
        <RefundingEscrowAmt>0</RefundingEscrowAmt>
        <IssuanceCostsFromProceedsAmt>714662</IssuanceCostsFromProceedsAmt>
        <CreditEnhancementAmt>274337</CreditEnhancementAmt>
        <WorkingCapitalExpendituresAmt>0</WorkingCapitalExpendituresAmt>
        <CapitalExpendituresAmt>15285739</CapitalExpendituresAmt>
        <OtherSpentProceedsAmt>0</OtherSpentProceedsAmt>
        <UnspentAmt>0</UnspentAmt>
        <SubstantialCompletionYr>2004</SubstantialCompletionYr>
        <CurrentRefundingInd>false</CurrentRefundingInd>
        <AdvanceRefundingInd>false</AdvanceRefundingInd>
        <FinalAllocationMadeInd>true</FinalAllocationMadeInd>
        <AdequateBooksAndRecMaintInd>true</AdequateBooksAndRecMaintInd>
      </TaxExemptBondsProceedsGrp>
      <TaxExemptBondsPrivateBusUseGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <OwningBondFinancedPropertyInd>false</OwningBondFinancedPropertyInd>
        <AnyLeaseArrangementsInd>false</AnyLeaseArrangementsInd>
        <MgmtContractBondFincdPropInd>false</MgmtContractBondFincdPropInd>
        <AnyResearchAgreementsInd>false</AnyResearchAgreementsInd>
        <PrivateBusUseByOthersPct>0</PrivateBusUseByOthersPct>
        <BondIssMeetPrvtSecPymtTestInd>false</BondIssMeetPrvtSecPymtTestInd>
        <ChangeInUseBondFinancedPropInd>false</ChangeInUseBondFinancedPropInd>
        <RemedialActionTakenInd>false</RemedialActionTakenInd>
        <ProcsNonqualifiedBondRemdtdInd>true</ProcsNonqualifiedBondRemdtdInd>
      </TaxExemptBondsPrivateBusUseGrp>
      <TaxExemptBondsArbitrageGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <Form8038TFiledInd>false</Form8038TFiledInd>
        <RebateNotDueYetInd>false</RebateNotDueYetInd>
        <ExceptionToRebateInd>false</ExceptionToRebateInd>
        <NoRebateDueInd>true</NoRebateDueInd>
        <VariableRateIssueInd>true</VariableRateIssueInd>
        <HedgeIdentifiedInBksAndRecInd>false</HedgeIdentifiedInBksAndRecInd>
        <HedgeProviderName>
          <BusinessNameLine1Txt>0</BusinessNameLine1Txt>
        </HedgeProviderName>
        <GrossProceedsInvestedInGICInd>false</GrossProceedsInvestedInGICInd>
        <GICProviderName>
          <BusinessNameLine1Txt>0</BusinessNameLine1Txt>
        </GICProviderName>
        <GrossProceedsInvestedInd>false</GrossProceedsInvestedInd>
        <WrittenProcToMonitorReqsInd>false</WrittenProcToMonitorReqsInd>
      </TaxExemptBondsArbitrageGrp>
      <ProceduresCorrectiveActionGrp>
        <BondReferenceCd>A</BondReferenceCd>
      </ProceduresCorrectiveActionGrp>
    </IRS990ScheduleK>
    <IRS990ScheduleM documentId="IRS990ScheduleM">
      <WorksOfArtGrp />
      <ArtHistoricalTreasuresGrp />
      <ArtFractionalInterestGrp />
      <BooksAndPublicationsGrp />
      <ClothingAndHouseholdGoodsGrp />
      <CarsAndOtherVehiclesGrp />
      <BoatsAndPlanesGrp />
      <IntellectualPropertyGrp />
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>25</ContributionCnt>
        <NoncashContributionsRptF990Amt>574859</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <SecuritiesCloselyHeldStockGrp />
      <SecurPrtnrshpTrustIntrstsGrp />
      <SecuritiesMiscellaneousGrp />
      <QualifiedContribHistStructGrp />
      <QualifiedContribOtherGrp />
      <RealEstateResidentialGrp />
      <RealEstateCommercialGrp />
      <RealEstateOtherGrp />
      <CollectiblesGrp />
      <FoodInventoryGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>1</ContributionCnt>
        <NoncashContributionsRptF990Amt>6093</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </FoodInventoryGrp>
      <DrugsAndMedicalSuppliesGrp />
      <TaxidermyGrp />
      <HistoricalArtifactsGrp />
      <ScientificSpecimensGrp />
      <ArchaeologicalArtifactsGrp />
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>TICKETS TO SPORTING AND OTHER EVENTS</Desc>
        <ContributionCnt>8</ContributionCnt>
        <NoncashContributionsRptF990Amt>27404</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>Equipment and musical instruments</Desc>
        <ContributionCnt>10</ContributionCnt>
        <NoncashContributionsRptF990Amt>17999</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <AnyPropertyThatMustBeHeldInd>false</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>true</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>true</ThirdPartiesUsedInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part 1 Line 32b</FormAndLineReferenceDesc>
        <ExplanationTxt>The School uses TD Ameritrade to sell donated securities.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part V, Line 7d</FormAndLineReferenceDesc>
        <ExplanationTxt>The School entered into transactions during the year for which the Filing of form 8282 is required. The School filed the required forms subsequent to year-end. PART VI, Line 11B FORM 990 REVIEW PROCESS THE 990 IS REVIEWED BY THE AUDIT COMMITTEE OF THE BOARD AND THEN PRESENTED TO THE FULL BOARD FOR REVIEW AND APPROVAL WITH COPIES BEING DISTRIBUTED IN ADVANCE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part VI, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>Conflict of Interest Policy The conflict of interest policy is distributed annually along with a declaration form to key personnel and administrators, as well as all trustees. The business office collects all declaration forms and prepares a memo of all known conflicts for the Chair of the Audit Committee, the Headmaster, and the President of the Board to review.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part VI, Line 15a and 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>Determining compensation The Headmaster sets compensation pools for all employees except for himself and the Director of Finance. The Director of Finance's compensation is set by the Headmaster in conjunction with the Board. Compensation is based on comparable data obtained from peer institutions and an association of independent schools. The Headmaster's compensation is determined by the board of trustees' executive committee. An assessment of performance along with comparable data provided both by peer schools and by an independent consultant are used to determine this compensation. The headmaster and Director of Finance have written employment contracts.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part VI, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS THE School'S GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 9</FormAndLineReferenceDesc>
        <ExplanationTxt>RECONCILIATION OF NET ASSETS OTHER CHANGES IN NET ASSETS CONSIST OF: Change in Post Retirement Benefits of $(381,650) LOSS ON UNCOLLECTIBLE PLEDGES (39,288) TOTAL $(420,938)</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="IRS990ScheduleR">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>HACKLEY ALUMNI ENDOWMENT FUND</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>293 BENEDICT AVENUE</AddressLine1Txt>
          <CityNm>TARRYTOWN</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>10591</ZIPCd>
        </USAddress>
        <EIN>136068876</EIN>
        <PrimaryActivitiesTxt>CHARITABLE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NY</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>509(A)(3)</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>true</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>false</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>