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        <ProgramServicesAmt>18222</ProgramServicesAmt>
        <ManagementAndGeneralAmt>601</ManagementAndGeneralAmt>
        <FundraisingAmt>1201</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>24102</TotalAmt>
        <ManagementAndGeneralAmt>24102</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>5011</TotalAmt>
        <ProgramServicesAmt>5011</ProgramServicesAmt>
      </FeesForServicesOtherGrp>
      <OfficeExpensesGrp>
        <TotalAmt>17195</TotalAmt>
        <ProgramServicesAmt>5414</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4531</ManagementAndGeneralAmt>
        <FundraisingAmt>7250</FundraisingAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>6827</TotalAmt>
        <ManagementAndGeneralAmt>6827</ManagementAndGeneralAmt>
      </InformationTechnologyGrp>
      <OccupancyGrp>
        <TotalAmt>37764</TotalAmt>
        <ManagementAndGeneralAmt>37764</ManagementAndGeneralAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>18843</TotalAmt>
        <ManagementAndGeneralAmt>9421</ManagementAndGeneralAmt>
        <FundraisingAmt>9422</FundraisingAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>1992</TotalAmt>
        <ManagementAndGeneralAmt>1992</ManagementAndGeneralAmt>
      </ConferencesMeetingsGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>2711</TotalAmt>
        <ManagementAndGeneralAmt>2711</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>3214</TotalAmt>
        <ManagementAndGeneralAmt>3214</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>PUBLICATIONS</Desc>
        <TotalAmt>6885</TotalAmt>
        <ProgramServicesAmt>6885</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>FUNDRAISING EXPENSES</Desc>
        <TotalAmt>4215</TotalAmt>
        <FundraisingAmt>4215</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>DONATIONS</Desc>
        <TotalAmt>1191</TotalAmt>
        <ManagementAndGeneralAmt>1191</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
        <Desc>LIBRARY EXPENSES</Desc>
        <TotalAmt>524</TotalAmt>
        <ProgramServicesAmt>524</ProgramServicesAmt>
      </OtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>471921</TotalAmt>
        <ProgramServicesAmt>319492</ProgramServicesAmt>
        <ManagementAndGeneralAmt>113220</ManagementAndGeneralAmt>
        <FundraisingAmt>39209</FundraisingAmt>
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      <CashNonInterestBearingGrp>
        <BOYAmt>120913</BOYAmt>
        <EOYAmt>123800</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>119942</BOYAmt>
        <EOYAmt>1164075</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <LandBldgEquipCostOrOtherBssAmt>27243</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>11966</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>6334</BOYAmt>
        <EOYAmt>15277</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <EOYAmt>89984</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <TotalAssetsGrp>
        <BOYAmt>247189</BOYAmt>
        <EOYAmt>1393136</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>10643</BOYAmt>
        <EOYAmt>9604</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>10643</BOYAmt>
        <EOYAmt>9604</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>231546</BOYAmt>
        <EOYAmt>233529</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>5000</BOYAmt>
        <EOYAmt>1150003</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>236546</BOYAmt>
        <EOYAmt>1383532</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>247189</BOYAmt>
        <EOYAmt>1393136</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>1145401</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>1585</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <InfoInScheduleOPartXIIInd>X</InfoInScheduleOPartXIIInd>
      <MethodOfAccountingOtherInd methodOfAccountingOtherDesc="Modified Cash Basis">X</MethodOfAccountingOtherInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>286199</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>316670</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>509317</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>397869</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>427096</CurrentTaxYearAmt>
        <TotalAmt>1937151</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>286199</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>316670</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>509317</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>397869</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>427096</CurrentTaxYearAmt>
        <TotalAmt>1937151</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>1234756</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>702395</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>2</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>1593</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>11</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>177</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>40868</CurrentTaxYearAmt>
        <TotalAmt>42651</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <OtherIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>1331</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>558</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1247</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1214</CurrentTaxYearAmt>
        <TotalAmt>4350</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>1984152</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>9690</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.35400</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.36540</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART VI, LIST OF UNUSUAL GRANTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION: ENDOWMENT GRANT - 1ST PAYMENT OF 2 DATE: 04/25/23 AMOUNT: 1150000.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </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>
        <ContributionsAmt>1150000</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>33343</InvestmentEarningsOrLossesAmt>
        <AdministrativeExpensesAmt>33340</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>1150003</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <PrmnntEndowmentBalanceEOYPct>1.00000</PrmnntEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>27243</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>11966</DepreciationAmt>
        <BookValueAmt>15277</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>15277</TotalBookValueLandBuildingsAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>1618907</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>1585</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>1585</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>1617322</RevenueSubtotalAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>1617322</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>471921</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>471921</ExpensesSubtotalAmt>
      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>471921</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ENDOWMENT FUND WAS CREATED IN 2023 TO PROVIDE LONG-TERM SOURCE OF INCOME/RESOURCES TO PRESERVATION CHICAGO TO FUND THE COSTS OF GENERAL OPERATIONS. THE FINANCE COMMITTEE OF PRESERVATION CHICAGO HAS ADOPTED INVESTMENT AND SPENDING POLICIES FOR THE ENDOWMENT THAT ALIGN WITH THE DONOR'S WISHES AND ATTEMPT TO PROVIDE A PREDICTABLE STREAM OF FUNDING FOR OPERATIONS WHILE SEEKING TO MAINTAIN THE PURCHASING POWER OF THE ENDOWMENT. PRESERVATION CHICAGO FOLLOWS THE SPENDING PARAMETERS PROVIDED BY THE DONOR IN THE ENDOWMENT AGREEMENT. THE APPROVED ANNUAL SPENDING RATE IS $115,000 FOR THE FIRST TWO YEARS OF THE ENDOWMENT AND THE GREATER OF 5% OF THE ENDOWMENT BALANCE OR $115,000 EACH YEAR THEREAFTER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FINANCIAL STATEMENT EFFECTS OF A TAX POSITION TAKEN OR EXPECTED TO BE TAKEN ARE RECOGNIZED IN THE FINANCIAL STATEMENTS WHEN IT IS MORE LIKELY THAN NOT, BASED ON THE TECHNICAL MERITS, THAT THE POSITION WILL BE SUSTAINED UPON EXAMINATION. AS OF DECEMBER 31, 2023, THE ORGANIZATION HAD NO UNCERTAIN TAX POSITIONS THAT QUALIFY FOR RECOGNITION OR DISCLOSURE IN THE FINANCIAL STATEMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>AFTER 990 IS PREPARED, THE DRAFT 990 IS SHARED WITH EXECUTIVE STAFF AND EXECUTIVE BOARD COMMITTEE TO REVIEW FOR ACCURACY. SUBMITTED 990 WILL BE PRESENTED TO FULL BOARD AT NEXT OCCURRING BOARD MEETING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>ANNUAL END-OF-YEAR EXECUTIVE COMMITTEE MEETING TO CONDUCT REVIEW AND TO ASSESS COMPENSATION PACKAGE. MERIT, MARKET COMPARATIVES, AND THE ORGANIZATION'S BUDGET ARE ALL TAKEN INTO ACCOUNT. RESULTS ARE THEN CONSIDERED BY THE EXECUTIVE COMMITTEE AND MEMORANDUM ISSUED TO CONFIRM SPECIFICS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS AND FORM 990 ARE AVAILABLE UPON REQUEST AT THE ORGANIZATIONS OFFICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19:</FormAndLineReferenceDesc>
        <ExplanationTxt>MODIFIED CASH BASIS OF ACCOUNTING</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>