Liabilities / Assets
18th percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 47-2555672 • 501(c)3 • St Louis, MO
Profile
Ahpa is a 501(c)(3) organization engaged in charitable, educational and advisory activities ("charitable mission") that help preserve, protect, and improve certified historic structures and land areas listed on the national register of historic places ("historic properties"). Ahpa's activities in pursuit of its charitable mission are designed to serve the public good and provide social benefits as intended by federal and state historic preservation legislation. Ahpa advises and assists owners of historic properties on how to qualify for available potential tax incentives offered by governmental agencies to encourage conservation contributions, facade easements, and historic preservations under national park service's "secretary of the interior's standards and guidelines for archeology and historic preservation" ("nps standards") for the rehabilitation of historic properties.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
18th percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
19th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
1st percentile
Higher net margin than 1% of similar nonprofits.
Top Officer Pay
Score unavailable
No filing with officer rows is available for this organization yet.
Asset Growth
37th percentile
Faster asset growth than 37% of similar nonprofits.
Revenue Growth
Score unavailable
A valid growth rate could not be computed from the available filing history.
Assets
Down$3,092,260
Down $5,327 (-0.2%) from 2023
Liabilities
Flat$0
Flat from 2023
Net Assets
Down$3,092,260
Down $5,327 (-0.2%) from 2023
Revenue
Up$31
Up $31 from 2023
Expenses
Down$5,358
Down $13,930 (-72%) from 2023
Net Income
Up-$5,327
Up $13,961 (+72%) from 2023
Most recent year
2024 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.
Ahpa is a 501(c)(3) organization engaged in charitable, educational and advisory activities ("charitable mission") that help preserve, protect, and improve certified historic structures and land areas listed on the national register of historic places ("historic properties"). Ahpa's activities in pursuit of its charitable mission are designed to serve the public good and provide social benefits as intended by federal and state historic preservation legislation. Ahpa advises and assists owners of historic properties on how to qualify for available potential tax incentives offered by governmental agencies to encourage conservation contributions, facade easements, and historic preservations under national park service's "secretary of the interior's standards and guidelines for archeology and historic preservation" ("nps standards") for the rehabilitation of historic properties.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Rtn Earn Endowment Incm Other Fnds | $3,097,587 | $3,092,260 | ▼ $5,327 |
| Investments Program Related | $3,069,000 | $3,069,000 | → $0 |
| Cash and Non-Interest-Bearing Accounts | $26,087 | $20,760 | ▼ $5,327 |
| Accounts Receivable | $2,500 | $2,500 | → $0 |
| Pd in Cap Srpls Land Bldg Eqp Fund | $0 | $0 | → $0 |
| Cap Stk Tr Prin Current Funds | $0 | $0 | → $0 |
| Total Assets | $3,097,587 | $3,092,260 | ▼ $5,327 |
| Liabilities | |||
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Total Net Assets Fund Balance | $3,097,587 | $3,092,260 | ▼ $5,327 |
| Total Liabilities and Net Assets / Fund Balance | $3,097,587 | $3,092,260 | ▼ $5,327 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Investment Program Related Org | $3,069,000 | - | - |
| Name | Title |
|---|---|
| Philip Estep | President |
| Elise Westwood | Vice President |
| Mary Carpenter | Secretary |
| Line Item | Amount |
|---|---|
| Other Expenses | $5,358 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Salaries, Compensation, and Employee Benefits | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Fees for Services Accounting | - | $5,150 | - | $5,150 |
| Other Expenses | - | $208 | - | $208 |
| Total Functional Expenses | $0 | $5,358 | $0 | $5,358 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“Philip estep and mary carpenter have a family relationship.”
“Philip estep and elise westwood have a business relationship.”
“The form 990 is prepared by an independent accounting firm. A copy of the form is then provided to the board of directors for review before filing.”
“Each director, principal officer and member of a committee with governing board-delegated powers shall annually sign a statement which affirms such person: (a) has received a copy of the conflicts of interest policy, (b) has read and understands the policy, (c) has agreed to comply to the policy, and (d) understands the organization is charitable and in order to maintain its federal tax exemption it must engage primarily in activities, which accomplish one or more of its tax-exempt purposes.”
“The articles of incorporation, by-laws, and conflict of interest policy are available upon request.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 2500 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 2500 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | AHPA IS A 501(C)(3) ORGANIZATION ENGAGED IN CHARITABLE, EDUCATIONAL AND ADVISORY ACTIVITIES ("CHARITABLE MISSION") THAT HELP PRESERVE, PROTECT, AND IMPROVE CERTIFIED HISTORIC STRUCTURES AND LAND AREAS LISTED ON THE NATIONAL REGISTER OF HISTORIC PLACES ("HISTORIC PROPERTIES"). AHPA'S ACTIVITIES IN PURSUIT OF ITS CHARITABLE MISSION ARE DESIGNED TO SERVE THE PUBLIC GOOD AND PROVIDE SOCIAL BENEFITS AS INTENDED BY FEDERAL AND STATE HISTORIC PRESERVATION LEGISLATION. AHPA ADVISES AND ASSISTS OWNERS OF HISTORIC PROPERTIES ON HOW TO QUALIFY FOR AVAILABLE POTENTIAL TAX INCENTIVES OFFERED BY GOVERNMENTAL AGENCIES TO ENCOURAGE CONSERVATION CONTRIBUTIONS, FACADE EASEMENTS, AND HISTORIC PRESERVATIONS UNDER NATIONAL PARK SERVICE'S "SECRETARY OF THE INTERIOR'S STANDARDS AND GUIDELINES FOR ARCHEOLOGY AND HISTORIC PRESERVATION" ("NPS STANDARDS") FOR THE REHABILITATION OF HISTORIC PROPERTIES. |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/BackupWthldComplianceInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | PHILIP D ESTEP |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 3148621414 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 1034 SOUTH BRENTWOOD BOULEVARD |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | SAINT LOUIS |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MO |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 63117 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CapStkTrPrinCurrentFundsGrp/BOYAmt | 0 | 0 |
| IRS990/CapStkTrPrinCurrentFundsGrp/EOYAmt | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 26087 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 20760 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 0 |
| IRS990/CompensationProcessOtherInd | 0 | 0 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 0 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 0 |
| IRS990/CYOtherExpensesAmt | 0 | 5358 |
| IRS990/CYOtherRevenueAmt | 0 | 31 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | -5327 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/CYTotalExpensesAmt | 0 | 5358 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 31 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/Desc | 0 | INVESTMENTS: AHPA WILL USE NO LESS THAN 98-99% OF ALL DONATIONS TO MAKE EQUITY INVESTMENTS TO THE PROJECT, WHICH WILL IN TURN MAKE EQUITY INVESTMENTS TO THE OWNER TO REPAY PREDEVELOPMENT COSTS, BRIDGE LOAN FINANCING COSTS, DEVELOPMENT FEES, AND OTHER HARD TO FINANCE COSTS OF THE OWNER. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 1 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 5150 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 5150 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | PHILIP ESTEP |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | ELISE WESTWOOD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | MARY CARPENTER |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | VICE PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | SECRETARY |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 2014 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedInd | 0 | 0 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 3 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossReceiptsAmt | 0 | 31 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 0 |
| IRS990/IndependentVotingMemberCnt | 0 | 3 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsProgramRelatedGrp/BOYAmt | 0 | 3069000 |
| IRS990/InvestmentsProgramRelatedGrp/EOYAmt | 0 | 3069000 |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | MO |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 0 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 0 |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MiscellaneousRevenueGrp/ExclusionAmt | 0 | 31 |
| IRS990/MiscellaneousRevenueGrp/TotalRevenueColumnAmt | 0 | 31 |
| IRS990/MissionDesc | 0 | AHPA IS A 501(C)(3) ORGANIZATION ENGAGED IN CHARITABLE, EDUCATIONAL AND ADVISORY ACTIVITIES ("CHARITABLE MISSION") THAT HELP PRESERVE, PROTECT, AND IMPROVE CERTIFIED HISTORIC STRUCTURES AND LAND AREAS LISTED ON THE NATIONAL REGISTER OF HISTORIC PLACES ("HISTORIC PROPERTIES"). AHPA'S ACTIVITIES IN PURSUIT OF ITS CHARITABLE MISSION ARE DESIGNED TO SERVE THE PUBLIC GOOD AND PROVIDE SOCIAL BENEFITS AS INTENDED BY FEDERAL AND STATE HISTORIC PRESERVATION LEGISLATION. AHPA ADVISES AND ASSISTS OWNERS OF HISTORIC PROPERTIES ON HOW TO QUALIFY FOR AVAILABLE POTENTIAL TAX INCENTIVES OFFERED BY GOVERNMENTAL AGENCIES TO ENCOURAGE CONSERVATION CONTRIBUTIONS, FACADE EASEMENTS, AND HISTORIC PRESERVATIONS UNDER NATIONAL PARK SERVICE'S "SECRETARY OF THE INTERIOR'S STANDARDS AND GUIDELINES FOR ARCHEOLOGY AND HISTORIC PRESERVATION" ("NPS STANDARDS") FOR THE REHABILITATION OF HISTORIC PROPERTIES. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 3097587 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 3092260 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrgDoesNotFollowFASB117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/Desc | 0 | REGISTRATION AND FILING |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 208 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 208 |
| IRS990/OtherRevenueTotalAmt | 0 | 31 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/PdInCapSrplsLandBldgEqpFundGrp/BOYAmt | 0 | 0 |
| IRS990/PdInCapSrplsLandBldgEqpFundGrp/EOYAmt | 0 | 0 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrincipalOfficerNm | 0 | PHILIP D ESTEP |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | LONGTERM PRESERVATION: IN ADDITION TO THE 5 YEAR COMPLIANCE PERIOD IMPOSED BY THE FEDERAL HISTORIC PRESERVATION TAX CREDIT ("FHTC") PROGRAM, PROJECT OWNERS WILL BE REQUIRED TO OBTAIN AHPA'S CONSENT TO ANY MODIFICATIONS TO THE HISTORIC PROPERTY THAT IS INCONSISTENT WITH THE NPS STANDARDS. AHPA MAY AGREE TO ACCEPT PRESERVATION EASEMENTS AFTER THE INITIAL 5 YEAR COMPLIANCE PERIOD TO ACCOMPLISH THIS GOAL. |
| IRS990/ProgSrvcAccomActy3Grp/Desc | 0 | HISTORY OF PROPERTIES: AHPA WILL ASSIST OWNER'S IN DEVELOPING EXTENSIVE NARRATIVES OF THE HISTORIC SIGNIFICANCE OF EACH PROPERTY, WHICH WILL BE MADE AVAILABLE TO THE GENERAL PUBLIC VIA THE PROPERTY'S WEBSITE, AHPA'S WEBSITE AND OTHER AUDIOVISUAL CHANNELS. |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 0 |
| IRS990/PYExcessBenefitTransInd | 0 | 0 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/PYInvestmentIncomeAmt | 0 | 0 |
| IRS990/PYOtherExpensesAmt | 0 | 19288 |
| IRS990/PYOtherRevenueAmt | 0 | 0 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -19288 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/PYTotalExpensesAmt | 0 | 19288 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 0 |
| IRS990/QuidProQuoContributionsInd | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | -5327 |
| IRS990/RegularMonitoringEnfrcInd | 0 | 1 |
| IRS990/RelatedEntityInd | 0 | 1 |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | 0 |
| IRS990/ReportLandBuildingEquipmentInd | 0 | 0 |
| IRS990/ReportOtherAssetsInd | 0 | 0 |
| IRS990/ReportOtherLiabilitiesInd | 0 | 0 |
| IRS990/ReportProgramRelatedInvstInd | 0 | 1 |
| IRS990/RtnEarnEndowmentIncmOthFndsGrp/BOYAmt | 0 | 3097587 |
| IRS990/RtnEarnEndowmentIncmOthFndsGrp/EOYAmt | 0 | 3092260 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 1000000 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 1030000 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 2030000 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearAmt | 0 | 31 |
| IRS990ScheduleA/OtherIncome170Grp/TotalAmt | 0 | 31 |
| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 2030000 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 1000000 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 1030000 |
| IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt | 0 | 2030000 |
| IRS990ScheduleA/TotalSupportAmt | 0 | 2030031 |
| IRS990/ScheduleBRequiredInd | 0 | 0 |
| IRS990ScheduleD/InvstProgramRelatedOrgGrp/BookValueAmt | 0 | 3069000 |
| IRS990ScheduleD/InvstProgramRelatedOrgGrp/Desc | 0 | INVESTMENT IN AHPA DEVELOPMENT, INC. |
| IRS990ScheduleD/InvstProgramRelatedOrgGrp/MethodValuationCd | 0 | C |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 0 |
| IRS990ScheduleD/TotalBookValueProgramRltdAmt | 0 | 3069000 |
| IRS990/ScheduleJRequiredInd | 0 | 0 |
| IRS990/ScheduleORequiredInd | 0 | 1 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | PHILIP ESTEP AND MARY CARPENTER HAVE A FAMILY RELATIONSHIP. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | PHILIP ESTEP AND ELISE WESTWOOD HAVE A BUSINESS RELATIONSHIP. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | THE FORM 990 IS PREPARED BY AN INDEPENDENT ACCOUNTING FIRM. A COPY OF THE FORM IS THEN PROVIDED TO THE BOARD OF DIRECTORS FOR REVIEW BEFORE FILING. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | EACH DIRECTOR, PRINCIPAL OFFICER AND MEMBER OF A COMMITTEE WITH GOVERNING BOARD-DELEGATED POWERS SHALL ANNUALLY SIGN A STATEMENT WHICH AFFIRMS SUCH PERSON: (A) HAS RECEIVED A COPY OF THE CONFLICTS OF INTEREST POLICY, (B) HAS READ AND UNDERSTANDS THE POLICY, (C) HAS AGREED TO COMPLY TO THE POLICY, AND (D) UNDERSTANDS THE ORGANIZATION IS CHARITABLE AND IN ORDER TO MAINTAIN ITS FEDERAL TAX EXEMPTION IT MUST ENGAGE PRIMARILY IN ACTIVITIES, WHICH ACCOMPLISH ONE OR MORE OF ITS TAX-EXEMPT PURPOSES. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | THE ARTICLES OF INCORPORATION, BY-LAWS, AND CONFLICT OF INTEREST POLICY ARE AVAILABLE UPON REQUEST. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990, PART VI, SECTION A, LINE 2 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990, PART VI, SECTION A, LINE 2 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990, PART VI, SECTION B, LINE 11B |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | FORM 990, PART VI, SECTION B, LINE 12C |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | FORM 990, PART VI, SECTION C, LINE 19 |
| IRS990ScheduleR/AssetExchangeInd | 0 | 0 |
| IRS990ScheduleR/AssetPurchaseFromOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/AssetSaleToOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/DivRelatedOrganizationInd | 0 | 0 |
| IRS990ScheduleR/GiftGrntCapContriFromOthOrgInd | 0 | 0 |
| IRS990ScheduleR/GiftGrntOrCapContriToOthOrgInd | 0 | 0 |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/ControlledOrganizationInd | 0 | 0 |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/DirectControllingEntityName/BusinessNameLine1Txt | 0 | AMERICAN HISTORIC PRESERVATION ASSOC |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/EIN | 0 | 844999092 |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/EntityTypeTxt | 0 | C |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/LegalDomicileStateCd | 0 | MO |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/OwnershipPct | 0 | 1.00000 |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/PrimaryActivitiesTxt | 0 | PRESERVATION OF HISTORIC STRUCTURES |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/RelatedOrganizationName/BusinessNameLine1Txt | 0 | AHPA DEVELOPMENT INC |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/ShareOfEOYAssetsAmt | 0 | 3069137 |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/ShareOfTotalIncomeAmt | 0 | 1 |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/USAddress/AddressLine1Txt | 0 | 1034 S BRENTWOOD BLVD SUITE 1201 |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/USAddress/CityNm | 0 | ST LOUIS |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/USAddress/StateAbbreviationCd | 0 | MO |
| IRS990ScheduleR/IdRelatedOrgTxblCorpTrGrp/USAddress/ZIPCd | 0 | 63117 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ControlledOrganizationInd | 0 | 0 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/DisregardedEntityName/BusinessNameLine1Txt | 0 | TAX CREDIT BENEVOLENT ASSOCIATION |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/EIN | 0 | 812453341 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ExemptCodeSectionTxt | 0 | 501(C)(3) |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/LegalDomicileStateCd | 0 | MO |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PrimaryActivitiesTxt | 0 | STATE TAX CREDITS |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PublicCharityStatusTxt | 0 | LINE 10 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/AddressLine1Txt | 0 | 1034 S BRENTWOOD SUITE 1560 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/CityNm | 0 | ST LOUIS |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/StateAbbreviationCd | 0 | MO |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/ZIPCd | 0 | 63117 |
| IRS990ScheduleR/LoansOrGuaranteesFromOthOrgInd | 0 | 0 |
| IRS990ScheduleR/LoansOrGuaranteesToOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/PaidEmployeesSharingInd | 0 | 0 |
| IRS990ScheduleR/PerformOfServicesByOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/PerformOfServicesForOthOrgInd | 0 | 0 |
| IRS990ScheduleR/ReceiptOfIntAnntsRntsRyltsInd | 0 | 0 |
| IRS990ScheduleR/ReimbursementPaidByOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/ReimbursementPaidToOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/RentalOfFacilitiesToOthOrgInd | 0 | 0 |
| IRS990ScheduleR/RentalOfFcltsFromOthOrgInd | 0 | 0 |
| IRS990ScheduleR/SharingOfFacilitiesInd | 0 | 0 |
| IRS990ScheduleR/TransferFromOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/TransferToOtherOrgInd | 0 | 0 |
| IRS990/SchoolOperatingInd | 0 | 0 |
| IRS990/SignificantChangeInd | 0 | 0 |
| IRS990/SignificantNewProgramSrvcInd | 0 | 0 |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | 0 |
| IRS990/SubjectToProxyTaxInd | 0 | 0 |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | 0 |
| IRS990/TaxablePartyNotificationInd | 0 | 0 |
| IRS990/TaxExemptBondsInd | 0 | 0 |
| IRS990/TerminateOperationsInd | 0 | 0 |
| IRS990/TotalAssetsBOYAmt | 0 | 3097587 |
| IRS990/TotalAssetsEOYAmt | 0 | 3092260 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 3097587 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 3092260 |
| IRS990/TotalCompGreaterThan150KInd | 0 | 0 |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 5358 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 5358 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesBOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 3097587 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 3092260 |
| IRS990/TotalOtherCompensationAmt | 0 | 0 |
| IRS990/TotalReportableCompFromOrgAmt | 0 | 0 |
| IRS990/TotalRevenueGrp/ExclusionAmt | 0 | 31 |
| IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 0 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 31 |
| IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/TotalVolunteersCnt | 0 | 3 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 3097587 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 3092260 |
| IRS990/TotReportableCompRltdOrgAmt | 0 | 0 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | 0 |
| IRS990/TypeOfOrganizationCorpInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | 0 |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | 1034 S BRENTWOOD BLVD STE 1480 |
| IRS990/USAddress/CityNm | 0 | ST LOUIS |
| IRS990/USAddress/StateAbbreviationCd | 0 | MO |
| IRS990/USAddress/ZIPCd | 0 | 631171214 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 3 |
| IRS990/VotingMembersIndependentCnt | 0 | 3 |
| IRS990/WebsiteAddressTxt | 0 | N/A |
| IRS990/WhistleblowerPolicyInd | 0 | 0 |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | 1 |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | ELISE WESTWOOD |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | VICE PRESIDENT |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 6189749619 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-11-05 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | AMERICAN HERITAGE PRESERVATION |
| ReturnHeader/Filer/BusinessName/BusinessNameLine2Txt | 0 | ASSOCIATION |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | AMER |
| ReturnHeader/Filer/EIN | 0 | 472555672 |
| ReturnHeader/Filer/PhoneNum | 0 | 3148621414 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 1034 S BRENTWOOD BLVD STE 1480 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | ST LOUIS |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | MO |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 631171214 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | 1 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 430765316 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | RUBINBROWN LLP |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 7676 FORSYTH BLVD SUITE 2100 |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | SAINT LOUIS |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | MO |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 63105 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 3142903300 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | MINDY G KRUEGER |
| ReturnHeader/ReturnTs | 0 | 2025-11-11T16:29:45-06:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990 |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2024-12-31 |
| ReturnHeader/TaxYr | 0 | 2024 |
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