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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>TIM CASE</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>KIM BRYAN</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>AMANDA RUTHLAND</PersonNm>
        <TitleTxt>CXO</TitleTxt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MEGAN BRYANT</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <ContractorCompensationGrp>
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          <BusinessName>
            <BusinessNameLine1Txt>BRIDGEPOINT CONSULTING</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>7076 SOLUTIONS CENTER</AddressLine1Txt>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>PEOPLE PERFORMANCE RESOURCES LLC</BusinessNameLine1Txt>
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          <USAddress>
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            <StateAbbreviationCd>TX</StateAbbreviationCd>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>BADGER SOLUTIONS</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
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          </USAddress>
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        <PersonalAmt>868</PersonalAmt>
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        <PersonalAmt>0</PersonalAmt>
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      <RentalIncomeOrLossGrp>
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        <PersonalAmt>868</PersonalAmt>
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      <NetRentalIncomeOrLossGrp>
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        <UnrelatedBusinessRevenueAmt>868</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>15800</ExclusionAmt>
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      <NetGainOrLossInvestmentsGrp>
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        <UnrelatedBusinessRevenueAmt>32373</UnrelatedBusinessRevenueAmt>
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        <BusinessCd>531190</BusinessCd>
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        <ExclusionAmt>477389</ExclusionAmt>
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      <OtherRevenueMiscGrp>
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        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>15664</RelatedOrExemptFuncIncomeAmt>
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        <UnrelatedBusinessRevenueAmt>94724</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>872210</ExclusionAmt>
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      <FeesForServicesAccountingGrp>
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        <ManagementAndGeneralAmt>460499</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>391984</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>23289</ManagementAndGeneralAmt>
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        <ManagementAndGeneralAmt>2964</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
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      <AllOtherExpensesGrp>
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      <TotalFunctionalExpensesGrp>
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        <ProgramServicesAmt>3499636</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3160106</ManagementAndGeneralAmt>
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        <EOYAmt>580341</EOYAmt>
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        <EOYAmt>63009</EOYAmt>
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        <EOYAmt>97876</EOYAmt>
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        <EOYAmt>181277</EOYAmt>
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        <EOYAmt>1428676</EOYAmt>
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        <EOYAmt>3000057</EOYAmt>
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      <TotalAssetsGrp>
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        <EOYAmt>21817308</EOYAmt>
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        <EOYAmt>213585</EOYAmt>
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        <EOYAmt>3240155</EOYAmt>
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        <EOYAmt>4022447</EOYAmt>
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        <EOYAmt>17794861</EOYAmt>
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        <CurrentTaxYearMinus1YearAmt>7751329</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>7055126</CurrentTaxYearAmt>
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      <PublicSupportPY509Pct>0.87650</PublicSupportPY509Pct>
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        <FormAndLineReferenceDesc>SCHEDULE A, PART III, LINE 12, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER INCOME - 2020 AMOUNT: $ 8,725. 2021 AMOUNT: $ 13,341. 2022 AMOUNT: $ 10,746. 2023 AMOUNT: $ 21,688. 2024 AMOUNT: $ 15,664. PARKING FEE - 2020 AMOUNT: $ 358,890. 2021 AMOUNT: $ 521,399. 2022 AMOUNT: $ 461,909. 2023 AMOUNT: $ 502,219. 2024 AMOUNT: $ 477,389. UBIT REFUND - 2021 AMOUNT: $ 6,550.</ExplanationTxt>
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        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
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      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <CollUsedLoanOrExchProgInd>X</CollUsedLoanOrExchProgInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
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      <EquipmentGrp>
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      <FootnoteTextInd>X</FootnoteTextInd>
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      <NetUnrealizedGainsInvstAmt>33125</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>96485</DonatedServicesAndUseFcltsAmt>
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      <InvestmentExpensesNotIncld2Amt>13148</InvestmentExpensesNotIncld2Amt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MUSEUM IS EXEMPT FROM FEDERAL INCOME TAXES UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE (THE CODE), EXCEPT TO THE EXTENT IT HAS UNRELATED BUSINESS INCOME. IN ADDITION, THE MUSEUM HAS BEEN CLASSIFIED AS A PUBLIC CHARITY UNDER THE CODE. FOR THE YEARS ENDED SEPTEMBER 30, 2025 AND 2024, THE MUSEUM HAD MINIMAL UNRELATED BUSINESS INCOME. ACCORDINGLY, NO PROVISION FOR INCOME TAXES HAS BEEN MADE IN THE ACCOMPANYING FINANCIAL STATEMENTS. SHOULD THE MUSEUM ENGAGE IN ACTIVITIES UNRELATED TO THE PURPOSE FOR WHICH IT WAS CREATED, TAXABLE INCOME COULD RESULT. GAAP REQUIRES THE EVALUATION OF TAX POSITIONS TAKEN OR EXPECTED TO BE TAKEN IN THE COURSE OF PREPARING THE MUSEUM'S TAX RETURNS TO DETERMINE WHETHER THE TAX POSITIONS ARE MORE LIKELY THAN NOT OF BEING SUSTAINED BY THE APPLICABLE TAX AUTHORITY. TAX POSITIONS NOT DEEMED TO MEET THE MORE-LIKELY-THAN-NOT THRESHOLD WOULD BE RECORDED AS A TAX BENEFIT OR EXPENSE IN THE CURRENT YEAR. RECONCILIATION IS NOT PROVIDED HEREIN, AS THE BEGINNING AND ENDING AMOUNTS OF UNRECOGNIZED BENEFITS ARE ZERO, WITH NO INTERIM ADDITIONS, REDUCTIONS, OR SETTLEMENTS. THE MUSEUM IS RELYING ON ITS TAX-EXEMPT STATUS AND ITS ADHERENCE TO ALL APPLICABLE LAWS AND REGULATIONS TO PRESERVE THAT STATUS. HOWEVER, THE CONCLUSIONS REGARDING THE UNCERTAINTY IN INCOME TAXES WILL BE SUBJECT TO REVIEW AND MAY BE ADJUSTED AT A LATER DATE BASED ON FACTORS INCLUDING, BUT NOT LIMITED TO, ONGOING ANALYSIS OF TAX LAWS, REGULATIONS AND INTERPRETATIONS THEREOF. THE MUSEUM RECOGNIZES INTEREST AND PENALTIES, IF ANY, RELATED TO UNCERTAIN TAX POSITIONS AS INCOME TAX EXPENSE. THE MUSEUM'S INFORMATIONAL RETURNS ARE GENERALLY SUBJECT TO EXAMINATION FOR THREE YEARS AFTER THE LATER OF THE DUE DATE OR DATE OF FILING. AS A RESULT, THE MUSEUM IS NO LONGER SUBJECT TO INCOME TAX EXAMINATIONS BY TAX AUTHORITIES FOR YEARS PRIOR TO FISCAL YEAR 2021.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>COST OF GOODS SOLD -257,254. LOSS ON DISPOSAL OF PROPERTY AND EQUIPMENT -236,332.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>COST OF GOODS SOLD 257,254. LOSS ON DISPOSAL OF PROPERTY AND EQUIPMENT 236,332.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>REPORTING WORKS OF ART, HISTORICAL TREASURES, OR OTHER SIMILAR ASSETS: THE MUSEUM COLLECTS, PROTECTS AND PRESERVES A SIGNIFICANT AND EVER-DEVELOPING REPOSITORY OF HISTORICAL OBJECTS AND ITEMS FOLLOWING THE HIGHEST LEVEL OF PROFESSIONAL MUSEUM PRACTICES AND STANDARDS. THE COLLECTION INCLUDES A VARIETY OF MID-20TH CENTURY MATERIALS WHICH PROVIDE A FOUNDATION FOR EXHIBITIONS, RESEARCH, EDUCATION AND PUBLIC PROGRAMS. A DETAILED COLLECTIONS MANAGEMENT POLICY GOVERNS THE STEWARDSHIP OF THESE COLLECTIONS. THE MUSEUM DEFINES HISTORICAL OBJECTS AND OTHER MATERIALS AS "COLLECTION ITEMS" IF THEY MEET THE DEFINITION OF A COLLECTION ACCORDING TO THE CRITERIA FOR RECOGNITION UNDER FINANCIAL ACCOUNTING STANDARDS BOARD (FASB) ACCOUNTING STANDARDS CODIFICATION (ACS) 958-360-25-3, NOT-FOR-PROFIT ENTITIES PROPERTY, PLANT AND EQUIPMENT. THE CRITERIA STATE THAT TO BE A COLLECTION THE ASSETS ARE (1) HELD FOR PUBLIC EXHIBITION, (2) PROTECTED AND PRESERVED AND (3) ARE SUBJECT TO AN ORGANIZATIONAL POLICY THAT REQUIRES PROCEEDS FROM THE SALE OF ARTIFACTS TO BE USED TO ACQUIRE OTHER ITEMS FOR COLLECTIONS ABSENT ANY DONOR-IMPOSED RESTRICTIONS. THE MUSEUM'S POLICY DOES NOT CAPITALIZE ITS COLLECTION OF HISTORIC MATERIALS IN FINANCIAL STATEMENTS. ACCORDINGLY, NO COLLECTION ITEMS ARE RECOGNIZED AS ASSETS, WHETHER THEY ARE PURCHASED OR RECEIVED AS A DONATION. PURCHASES OF COLLECTION ITEMS REDUCE UNRESTRICTED NET ASSETS IN THE PERIOD WHEN PURCHASED. PROCEEDS FROM DEACCESSIONS OR INSURANCE RECOVERIES ARE REFLECTED AS INCREASES IN APPROPRIATE NET ASSET CLASS. THE MUSEUM ADDED 4,378 AND 1,170 INDIVIDUAL OBJECTS TO THE COLLECTION DURING THE YEARS ENDED SEPTEMBER 30, 2025, AND 2024, RESPECTIVELY, THROUGH GIFTS, TRANSFERS OR PURCHASES. THE MUSEUM'S POLICY REQUIRES THAT ANY PROCEEDS GENERATED BY THE LICENSING OF HISTORIC IMAGES, FILM AND FOOTAGE FROM THE COLLECTION ARE DESIGNATED AS PART OF A SPECIAL FUND TO BE USED FOR SPECIAL ACQUISITIONS FOR THE COLLECTION AND THE DIRECT CARE AND SUPPORT OF THOSE ACQUISITIONS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION OF THE ORGANIZATION'S COLLECTIONS &amp; FURTHER THE EXEMPT PURPOSE: THE SIXTH FLOOR MUSEUM AT DEALEY PLAZA HOLDS MORE THAN 90,000 OBJECTS IN ITS COLLECTIONS RELATED TO THE ASSASSINATION AND LEGACY OF PRESIDENT JOHN F. KENNEDY, WITH SUPPLEMENTARY COLLECTIONS FOCUSED ON THE SOCIAL HISTORY OF MID-20TH CENTURY DALLAS BOTH BEFORE AND AFTER THE ASSASSINATION, THE CULTURAL HISTORY OF THE ASSASSINATION, AND THE HISTORY OF DEALEY PLAZA, THE TEXAS SCHOOL BOOK DEPOSITORY AND DALLAS' JOHN F. KENNEDY MEMORIAL. THE COLLECTIONS INCLUDE PRIMARY DOCUMENTS, THREE-DIMENSIONAL OBJECTS, NEWSPAPERS AND MAGAZINES FROM AROUND THE WORLD, PHOTOGRAPHS, MORE THAN 2,700 RECORDED ORAL HISTORIES, AND 300 HOURS OF RECORDED MEDIA RELATING TO THE ASSASSINATION INCLUDING HOME MOVIES MADE BY EYEWITNESSES, AND TELEVISION AND RADIO BROADCASTS FROM LOCAL STATIONS. ONE OF THE WORLD'S LARGEST SOURCES OF OBJECTS, DOCUMENTS, AUDIO AND VISUAL RECORDINGS AND OTHER DOCUMENTATION OF THE ASSASSINATION AND LEGACY OF PRESIDENT JOHN F. KENNEDY, THE COLLECTIONS REINFORCE THE MUSEUM'S MISSION THROUGH IDENTIFICATION, ACQUISITION, INTERPRETATION AND PRESERVATION OF THE DOCUMENTARY, PHOTOGRAPHIC AND HISTORICAL RECORD OF THE ASSASSINATION OF PRESIDENT JOHN F. KENNEDY AND ITS CONTINUING IMPACT. THE MUSEUM ACTIVELY STRIVES TO FURTHER DEVELOP ITS COLLECTIONS AND RELATED RESEARCH MATERIALS FOR STUDY AND INTERPRETATION. THESE COLLECTIONS PROVIDE A FOUNDATION FOR THE MUSEUM'S EXHIBITIONS, EDUCATIONAL AND PUBLIC PROGRAMS, RESEARCH AND OTHER INTERPRETIVE ACTIVITIES.</ExplanationTxt>
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        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
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        <PersonNm>TIM CASE</PersonNm>
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        <Desc>ARCHIVAL RECORDS</Desc>
        <ContributionCnt>4378</ContributionCnt>
        <NoncashContributionsRptF990Amt>0</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>SEE PART II</MethodOfDeterminingRevenuesTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 33:</FormAndLineReferenceDesc>
        <ExplanationTxt>REVENUES ARE NOT REPORTED IN COLUMN C BECAUSE THE MUSEUM DOES NOT CAPITALIZE ITS COLLECTION AS ALLOWED UNDER SFAS 116.</ExplanationTxt>
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    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS CONSISTS OF UP TO THIRTEEN MEMBERS, ONE OF WHICH IS DESIGNATED BY THE COUNTY JUDGE OF DALLAS COUNTY, ONE BY EACH OF THE FOUR DALLAS COUNTY COMMISSIONERS, AND EIGHT BY THE DIRECTORS IN OFFICE AT THE TIME OF THE DESIGNATION OR APPOINTMENT. ONE OF THE EIGHT MEMBERS DESIGNATED BY THE DIRECTORS IS THE CHAIRMAN OF THE DALLAS COUNTY HISTORICAL COMMISSION OR SUCH CHAIRMAN'S DESIGNEE FROM THE MEMBERS OF THE DALLAS COUNTY HISTORICAL COMMISSION. AT THE END OF FY2025, TWELVE BOARD MEMBERS WERE SEATED IN THE BOARD.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS REVIEWED BY THE CHIEF EXECUTIVE OFFICER AND DISTRIBUTED TO THE FINANCE COMMITTEE OF THE BOARD TO REVIEW PRIOR TO FILING THE FORM.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH DIRECTOR ANNUALLY SIGNS A CONFLICT OF INTEREST DISCLOSURE FORM WHICH DISCLOSES ANY KNOWN CONFLICTS OF INTEREST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS DETERMINES THE COMPENSATION FOR THE CHIEF EXECUTIVE OFFICER, USING COMPARABILITY DATA. THE CHIEF EXECUTIVE OFFICER ESTABLISHES THE ANNUAL COMPENSATION FOR OTHER OFFICERS USING VARIOUS INDUSTRY SURVEYS AND BENCHMARKS, AS WELL AS ANNUAL PERFORMANCE REVIEW RATINGS AND COMPENSATION HISTORY. THE BOARD APPROVES THE COMPENSATION FOR OTHER OFFICERS AS A PART OF THE ANNUAL BUDGET REVIEW.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>CONTRACT AND SERVICES FEES: PROGRAM SERVICE EXPENSES 451,702. MANAGEMENT AND GENERAL EXPENSES 42,800. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 494,502. OTHER SERVICES: PROGRAM SERVICE EXPENSES 66,354. MANAGEMENT AND GENERAL EXPENSES 490,749. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 557,103.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>ACQUISITION OF COLLECTIONS -600.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE AUDIT OVERSIGHT PROCESS HAS NOT CHANGED FROM THE PRIOR YEAR.</ExplanationTxt>
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</Return>