﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2024v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2026-05-15T15:18:19-04:00</ReturnTs>
    <TaxPeriodEndDt>2025-06-30</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>461651301</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>CABALLERO &amp; ASSOCIATES LLC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>228 BRIDGE ST</AddressLine1Txt>
        <CityNm>METUCHEN</CityNm>
        <StateAbbreviationCd>NJ</StateAbbreviationCd>
        <ZIPCd>088402291</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2024-07-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>111630740</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>ADELPHI ACADEMY</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>ADEL</BusinessNameControlTxt>
      <PhoneNum>7182383308</PhoneNum>
      <USAddress>
        <AddressLine1Txt>8515 RIDGE BOULEVARD</AddressLine1Txt>
        <CityNm>BROOKLYN</CityNm>
        <StateAbbreviationCd>NY</StateAbbreviationCd>
        <ZIPCd>11209</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>AMABLE MIESES</PersonNm>
      <PersonTitleTxt>TRUSTEE</PersonTitleTxt>
      <PhoneNum>7182383308</PhoneNum>
      <SignatureDt>2026-05-13</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>false</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>ALVIN CABALLERO</PreparerPersonNm>
      <PTIN>P01044123</PTIN>
      <PhoneNum>7329022929</PhoneNum>
      <PreparationDt>2026-05-15</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2024</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="8">
    <IRS990 documentId="RetDoc1" referenceDocumentId="RetDoc7">
      <PrincipalOfficerNm>AMABLE MIESES</PrincipalOfficerNm>
      <GrossReceiptsAmt>4464274</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>HTTPS://WWW.ADELPHI.ORG/</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <ActivityOrMissionDesc>A COLLEGE PREPARATORY SCHOOL WHICH PROVIDES DIVERSE STUDENT BODY WITH A NURTURING, COMPREHENSIVE &amp; CHALLENGING PROGRAM OF STUDIES AND ACTIVITIES IN A SAFE, CARING &amp; SECURE ENVIRONMENT.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>6</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>6</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>40</TotalEmployeeCnt>
      <TotalVolunteersCnt>6</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <PYContributionsGrantsAmt>1247786</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>1000</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>2902238</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>4233124</CYProgramServiceRevenueAmt>
      <CYInvestmentIncomeAmt>8540</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>63489</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>163227</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>4213513</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>4405891</CYTotalRevenueAmt>
      <CYGrantsAndSimilarPaidAmt>0</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>2004514</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>2107709</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>79041</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>2028911</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>1947291</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>4033425</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>4055000</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>180088</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>350891</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>3064052</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>2614107</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>6951974</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>6151138</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>-3887922</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>-3537031</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>A COLLEGE PREPARATORY SCHOOL WHICH PROVIDES DIVERSE STUDENT BODY WITH A NURTURING, COMPREHENSIVE &amp; CHALLENGING PROGRAM OF STUDIES AND ACTIVITIES IN A SAFE, CARING &amp; SECURE ENVIRONMENT. THE FOCUS OF THE INSTRUCTIONAL &amp; SUPPORT PROGRAM OFFERED IS ON THE INDIVIDUAL STUDENT.</MissionDesc>
      <SignificantNewProgramSrvcInd>false</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <ExpenseAmt>3081900</ExpenseAmt>
      <RevenueAmt>4233124</RevenueAmt>
      <Desc>EXEMPT PURPOSE IS EDUCATIONAL SERCVICES. ADELPHI ACADEMY IS A PRIVATE SCHOOL WHICH SERVICES PRE K TO GRADE 12.</Desc>
      <TotalProgramServiceExpensesAmt>3081900</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc8">true</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd>false</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc2">false</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc2">false</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc2">false</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc2">false</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd referenceDocumentId="RetDoc2">false</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc2">true</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc2">false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc2">false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc2">false</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc2">false</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc2">false</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc2">false</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc2">false</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd referenceDocumentId="RetDoc3">true</SchoolOperatingInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <ForeignActivitiesInd>false</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>false</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd referenceDocumentId="RetDoc4">false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd referenceDocumentId="RetDoc4">true</FundraisingActivitiesInd>
      <GamingActivitiesInd referenceDocumentId="RetDoc4">false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd>false</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd>false</GrantsToIndividualsInd>
      <ScheduleJRequiredInd referenceDocumentId="RetDoc5">true</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd referenceDocumentId="RetDoc6">false</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd referenceDocumentId="RetDoc6">false</PYExcessBenefitTransInd>
      <LoanOutstandingInd referenceDocumentId="RetDoc6">true</LoanOutstandingInd>
      <GrantToRelatedPersonInd referenceDocumentId="RetDoc6">false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd referenceDocumentId="RetDoc6">false</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd referenceDocumentId="RetDoc6">false</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd referenceDocumentId="RetDoc6">false</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>false</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd>false</DisregardedEntityInd>
      <RelatedEntityInd>false</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>7</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <EmployeeCnt>40</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>true</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>false</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>false</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>false</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>false</PayPremiumsPrsnlBnftCntrctInd>
      <Form8899Filedind>false</Form8899Filedind>
      <Form1098CFiledInd>false</Form1098CFiledInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>false</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>false</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>6</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>6</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>false</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>false</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>false</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>false</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>false</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>false</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>true</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>true</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>true</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>true</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>true</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>true</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>true</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>true</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>ADELPHI ACADEMY</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>7182383308</PhoneNum>
        <USAddress>
          <AddressLine1Txt>8515 RIDGE BOULEVARD</AddressLine1Txt>
          <CityNm>BROOKLYN</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>11209</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>IPHIGENIA ROMANOS</PersonNm>
        <TitleTxt>HEAD OF SCHO</TitleTxt>
        <AverageHoursPerWeekRt>45.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>245649</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>34974</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ALBERT C CORHAN</PersonNm>
        <TitleTxt>DIR OF OPERA</TitleTxt>
        <AverageHoursPerWeekRt>45.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>213911</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>34974</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>WILLIAM BRADLEY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>AMABLE MIESES</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOSEPH MURE</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RUDY SAVIANO</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MANI SCORSO</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JEAN TRIVINO</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>459560</TotalReportableCompFromOrgAmt>
      <TotalOtherCompensationAmt>69948</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>2</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>true</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <AllOtherContributionsAmt>1000</AllOtherContributionsAmt>
      <TotalContributionsAmt>1000</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>TUITION &amp; OTHER STUDENT FEES</Desc>
        <BusinessCd>611100</BusinessCd>
        <TotalRevenueColumnAmt>2556917</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>2556917</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>NYC DEPARTMENT OF EDUCATION</Desc>
        <BusinessCd>611100</BusinessCd>
        <TotalRevenueColumnAmt>1656739</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1656739</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>MISCELLANEOUS</Desc>
        <TotalRevenueColumnAmt>19468</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>19468</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>4233124</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>8540</TotalRevenueColumnAmt>
        <ExclusionAmt>8540</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>65943</RealAmt>
      </GrossRentsGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>65943</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>65943</TotalRevenueColumnAmt>
        <ExclusionAmt>65943</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <FundraisingGrossIncomeAmt>155667</FundraisingGrossIncomeAmt>
      <FundraisingDirectExpensesAmt>58383</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>97284</TotalRevenueColumnAmt>
      </NetIncmFromFundraisingEvtGrp>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>4405891</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>4233124</RelatedOrExemptFuncIncomeAmt>
        <ExclusionAmt>74483</ExclusionAmt>
      </TotalRevenueGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>294491</TotalAmt>
        <ManagementAndGeneralAmt>294491</ManagementAndGeneralAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>1544344</TotalAmt>
        <ProgramServicesAmt>1321546</ProgramServicesAmt>
        <ManagementAndGeneralAmt>222798</ManagementAndGeneralAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>46242</TotalAmt>
        <ManagementAndGeneralAmt>46242</ManagementAndGeneralAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>87931</TotalAmt>
        <ProgramServicesAmt>57526</ProgramServicesAmt>
        <ManagementAndGeneralAmt>30405</ManagementAndGeneralAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>134701</TotalAmt>
        <ProgramServicesAmt>98752</ProgramServicesAmt>
        <ManagementAndGeneralAmt>35949</ManagementAndGeneralAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>27341</TotalAmt>
        <ManagementAndGeneralAmt>27341</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>91384</TotalAmt>
        <ManagementAndGeneralAmt>91384</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>5969</TotalAmt>
        <ManagementAndGeneralAmt>5969</ManagementAndGeneralAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>128600</TotalAmt>
        <ProgramServicesAmt>12390</ProgramServicesAmt>
        <ManagementAndGeneralAmt>37169</ManagementAndGeneralAmt>
        <FundraisingAmt>79041</FundraisingAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>2630</TotalAmt>
        <ProgramServicesAmt>2367</ProgramServicesAmt>
        <ManagementAndGeneralAmt>263</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>45916</TotalAmt>
        <ProgramServicesAmt>41324</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4592</ManagementAndGeneralAmt>
      </InformationTechnologyGrp>
      <OccupancyGrp>
        <TotalAmt>514446</TotalAmt>
        <ProgramServicesAmt>488723</ProgramServicesAmt>
        <ManagementAndGeneralAmt>25723</ManagementAndGeneralAmt>
      </OccupancyGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>99191</TotalAmt>
        <ProgramServicesAmt>94231</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4960</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>164167</TotalAmt>
        <ProgramServicesAmt>155959</ProgramServicesAmt>
        <ManagementAndGeneralAmt>8208</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>STUDENT ACTIVITIES</Desc>
        <TotalAmt>366950</TotalAmt>
        <ProgramServicesAmt>366950</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>CONTRACTORS</Desc>
        <TotalAmt>225904</TotalAmt>
        <ProgramServicesAmt>205237</ProgramServicesAmt>
        <ManagementAndGeneralAmt>20667</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>STUDENT SUPPLIES &amp; EXP</Desc>
        <TotalAmt>111017</TotalAmt>
        <ProgramServicesAmt>111017</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>REPAIRS &amp; MAINTENANCE</Desc>
        <TotalAmt>61696</TotalAmt>
        <ProgramServicesAmt>58611</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3085</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>102080</TotalAmt>
        <ProgramServicesAmt>67267</ProgramServicesAmt>
        <ManagementAndGeneralAmt>34813</ManagementAndGeneralAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>4055000</TotalAmt>
        <ProgramServicesAmt>3081900</ProgramServicesAmt>
        <ManagementAndGeneralAmt>894059</ManagementAndGeneralAmt>
        <FundraisingAmt>79041</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>256506</BOYAmt>
        <EOYAmt>365463</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <AccountsReceivableGrp>
        <BOYAmt>1756204</BOYAmt>
        <EOYAmt>1165867</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <EOYAmt>8323</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>5029204</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>3954750</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>1051342</BOYAmt>
        <EOYAmt>1074454</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <TotalAssetsGrp>
        <BOYAmt>3064052</BOYAmt>
        <EOYAmt>2614107</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>270390</BOYAmt>
        <EOYAmt>269819</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>120230</BOYAmt>
        <EOYAmt>96950</EOYAmt>
      </DeferredRevenueGrp>
      <LoansFromOfficersDirectorsGrp>
        <BOYAmt>139879</BOYAmt>
        <EOYAmt>90000</EOYAmt>
      </LoansFromOfficersDirectorsGrp>
      <MortgNotesPyblScrdInvstPropGrp>
        <BOYAmt>6245516</BOYAmt>
        <EOYAmt>5694369</EOYAmt>
      </MortgNotesPyblScrdInvstPropGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>175959</BOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>6951974</BOYAmt>
        <EOYAmt>6151138</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>-3887922</BOYAmt>
        <EOYAmt>-3537031</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>-3887922</BOYAmt>
        <EOYAmt>-3537031</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>3064052</BOYAmt>
        <EOYAmt>2614107</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>350891</ReconcilationRevenueExpnssAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc8">
      <SchoolInd>X</SchoolInd>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="RetDoc2">
      <LandGrp>
        <OtherCostOrOtherBasisAmt>524048</OtherCostOrOtherBasisAmt>
        <BookValueAmt>524048</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>4220294</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>3673293</DepreciationAmt>
        <BookValueAmt>547001</BookValueAmt>
      </BuildingsGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>284862</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>281457</DepreciationAmt>
        <BookValueAmt>3405</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>1074454</TotalBookValueLandBuildingsAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleE documentId="RetDoc3">
      <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>
      <GovernmentFinancialAidRvkdInd>false</GovernmentFinancialAidRvkdInd>
      <ComplianceWithRevProc7550Ind>true</ComplianceWithRevProc7550Ind>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE E, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION DISTRIBUTES COPIES OF IT'S RACIALLY NONDISCRIMINATORY POLICY DURING THE REGISTRATION PERIOD.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE E, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>ADELPHI ACADEMY RECEIVES FUNDS FROM THE NEW YORK CITY DEPARTMENT OF EDUCATION.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleE>
    <IRS990ScheduleG documentId="RetDoc4">
      <FundraisingEventInformationGrp>
        <Event1Nm>SPECIAL TREES</Event1Nm>
        <GrossReceiptsEvent1Amt>47175</GrossReceiptsEvent1Amt>
        <GrossRevenueEvent1Amt>47175</GrossRevenueEvent1Amt>
        <OtherDirectExpensesEvent1Amt>7996</OtherDirectExpensesEvent1Amt>
        <Event2Nm>WORLD'S FINEST</Event2Nm>
        <GrossReceiptsEvent2Amt>22140</GrossReceiptsEvent2Amt>
        <GrossRevenueEvent2Amt>22140</GrossRevenueEvent2Amt>
        <OtherDirectExpensesEvent2Amt>15690</OtherDirectExpensesEvent2Amt>
        <GrossReceiptsOtherEventsAmt>86352</GrossReceiptsOtherEventsAmt>
        <GrossRevenueOtherEventsAmt>86352</GrossRevenueOtherEventsAmt>
        <OthDirectExpnssOtherEventsAmt>34697</OthDirectExpnssOtherEventsAmt>
        <GrossReceiptsTotalAmt>155667</GrossReceiptsTotalAmt>
        <GrossRevenueTotalEventsAmt>155667</GrossRevenueTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>58383</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>58383</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>97284</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleJ documentId="RetDoc5">
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>false</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>false</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>false</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>false</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>false</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>false</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>IPHIGENIA ROMANOS</PersonNm>
        <TitleTxt>HEAD OF SCHOOL</TitleTxt>
        <BaseCompensationFilingOrgAmt>245649</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>25746</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>9228</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>280623</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ALBERT C CORHAN</PersonNm>
        <TitleTxt>DIR OF OPERATIONS</TitleTxt>
        <BaseCompensationFilingOrgAmt>213911</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>25746</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>9228</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>248885</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleL documentId="RetDoc6">
      <LoansBtwnOrgInterestedPrsnGrp>
        <PersonNm>NOTE PAYABLE TO ALBERT CORHAN</PersonNm>
        <RelationshipWithOrgTxt>DIR. OF OPERATIONS</RelationshipWithOrgTxt>
        <LoanPurposeTxt>REIMBURSEMENT OF EXPENSES</LoanPurposeTxt>
        <LoanToOrganizationInd>X</LoanToOrganizationInd>
        <BalanceDueAmt>90000</BalanceDueAmt>
        <DefaultInd>false</DefaultInd>
        <BoardOrCommitteeApprovalInd>true</BoardOrCommitteeApprovalInd>
        <WrittenAgreementInd>true</WrittenAgreementInd>
      </LoansBtwnOrgInterestedPrsnGrp>
      <TotalBalanceDueAmt>90000</TotalBalanceDueAmt>
    </IRS990ScheduleL>
    <IRS990ScheduleO documentId="RetDoc7">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>A COLLEGE PREPARATORY SCHOOL WHICH PROVIDES DIVERSE STUDENT BODY WITH A NURTURING, COMPREHENSIVE &amp; CHALLENGING PROGRAM OF STUDIES AND ACTIVITIES IN A SAFE, CARING &amp; SECURE ENVIRONMENT. THE FOCUS OF THE INSTRUCTIONAL &amp; SUPPORT PROGRAM OFFERED IS ON THE INDIVIDUAL STUDENT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS SENT TO MEMBERS OF THE BOARD OF TRUSTEES FOR THEIR REVIEW PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING BODY CONSISTENTLY MONITORS TO ENSURE COMPLIANCE WITH CONFLICT OF INTEREST POLICY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING BODY PERFORMS A FORMAL REVIEW AND EVALUATION AND ALSO CONSULTS INDEPENDENT THIRD PARTY PROFESSIONALS, REVIEW COMPARABILITY INFORMATION AND STATISTICS AND MAKES A FORMAL DECISION BASED ON VARIOUS FACTORS AND CRITERIA.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING BODY PERFORMS A FORMAL REVIEW AND EVALUATION AND ALSO CONSULTS INDEPENDENT THIRD PARTY PROFESSIONALS, REVIEW COMPARABILITY INFORMATION AND STATISTICS AND MAKES A FORMAL DECISION BASED ON VARIOUS FACTORS AND CRITERIA.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE PUBLISHED IN THE INTERNAL STAFF AND BOARD MANUALS. THEY ARE ALSO AVAILABLE AT THE SCHOOL UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>