Liabilities / Assets
60th percentile
Higher debt load relative to assets than 60% of similar nonprofits.
EIN 23-7212637 • 501(c)3 • Mesa, AZ
Profile
Promotion of the history of Mesa, Arizona and operation of the Mesa Historical Museum.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
60th percentile
Higher debt load relative to assets than 60% of similar nonprofits.
Liabilities / Revenue
62nd percentile
Higher debt load relative to revenue than 62% of similar nonprofits.
Net Margin
83rd percentile
Higher net margin than 83% of similar nonprofits.
Top Officer Pay
99th percentile
Higher top officer pay than 99% of similar nonprofits.
Top officer pay equals 38.2% of source-year revenue.
Asset Growth
95th percentile
Faster asset growth than 95% of similar nonprofits.
Revenue Growth
90th percentile
Faster revenue growth than 90% of similar nonprofits.
Assets
Up$467,508
Up $142,575 (+44%) from 2023
Liabilities
Flat$0
Flat from 2023
Net Assets
Up$467,508
Up $142,575 (+44%) from 2023
Revenue
Up$467,663
Up $143,581 (+44%) from 2023
Expenses
Up$325,088
Up $37,384 (+13%) from 2023
Net Income
Up$142,575
Up $106,197 (+292%) from 2023
Most recent year
2024 • Form 990XML pending. An XML filing is linked for this year, but detailed extraction is still pending.
The latest 2024 filing currently has linked XML that has not been fully parsed yet. Showing the latest detailed filing from 2023 below.
Mesa historical society is a public museum dedicated to preservating mesas rich culture amd history through collections and exhibits
Mesa historical society is a public museum dedicated to preserving mesa's rich culture and history through collections and exhibits
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Land, Buildings, and Equipment, Net | $41,865 | $151,709 | ▲ $109,844 |
| Savings and Temporary Cash Investments | $98,726 | $95,000 | ▼ $3,726 |
| Cash and Non-Interest-Bearing Accounts | $147,964 | $77,726 | ▼ $70,238 |
| Prepaid Expenses and Deferred Charges | - | $498 | - |
| Total Assets | $288,555 | $324,933 | ▲ $36,378 |
| Liabilities | |||
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $193,008 | $229,386 | ▲ $36,378 |
| Net Assets With Donor Restrictions | $95,547 | $95,547 | → $0 |
| Total Net Assets Fund Balance | $288,555 | $324,933 | ▲ $36,378 |
| Total Liabilities and Net Assets / Fund Balance | $288,555 | $324,933 | ▲ $36,378 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Buildings | $151,709 | $3,217 | $154,926 |
| Land | $0 | - | - |
| Name | Title | Full / Part Time | Base | Total |
|---|---|---|---|---|
| Susan Ricci | Director | FT | $66,903 | $66,903 |
| Name | Title |
|---|---|
| Anita Peters | President |
| Greg Marek | Vice President |
| Andrew Frye | Director |
| Barb Bingham | Director |
| Ken Shadley | Director |
| Spencer Morgan | Director |
| Steve Wood | Director |
| Susan Hawkins | Director |
| Jacob Martinez | Secretary |
| Jen Velez | Treasurer |
| Line Item | Amount |
|---|---|
| Salaries, Compensation, and Employee Benefits | $203,351 |
| Other Expenses | $84,353 |
| Total Fundraising Expense | $33,397 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Other Salaries and Wages | $54,682 | $41,357 | $0 | $96,039 |
| Current Officers, Directors, Trustees, and Key Employees | $20,071 | $20,071 | $26,761 | $66,903 |
| Occupancy | $24,518 | $16,346 | $0 | $40,864 |
| Other Employee Benefits | $12,859 | $10,566 | $4,603 | $28,028 |
| Payroll Taxes | $5,680 | $4,668 | $2,033 | $12,381 |
| Insurance | $11,278 | $543 | $0 | $11,821 |
| Office Expenses | $2,727 | $909 | $0 | $3,636 |
| Fees for Services Accounting | $0 | $3,428 | $0 | $3,428 |
| Advertising | $2,554 | $0 | $0 | $2,554 |
| Other Expenses | $0 | $2,121 | $0 | $2,121 |
| Depreciation Depletion | $1,104 | $736 | $0 | $1,840 |
| Information Technology | $1,825 | $0 | $0 | $1,825 |
| Conferences and Meetings | $1,455 | $0 | $0 | $1,455 |
| Fees for Services Management | $750 | $0 | $0 | $750 |
| Total Functional Expenses | $153,562 | $100,745 | $33,397 | $287,704 |
| Line Item | Amount |
|---|---|
| Fundraising Gross Income | $23,935 |
| Fundraising Direct Expenses | $1,774 |
| Professional Fundraising Fees | $0 |
| Event | Gross Receipts | Gross Revenue | Direct Expenses | Net Income |
|---|---|---|---|---|
| Book Sale | $12,443 | $12,166 | $216 | $11,950 |
| Arts/crafts Fair | $6,501 | $6,268 | $1,353 | $4,915 |
| Total Events | $24,527 | $23,935 | $1,774 | $22,161 |
“AVAILABLE UPON REQUEST”
“The return is circulated to the board for review and comment prior to filing.”
“Board members complete a conflict of interest form yearly.”
“Executive director's salary is determined based on comparison to other directors with similar credentials for a comparable sized museum.”
“Historical collection amassed since 1966 depicting the history of mesa”
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 | false |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | MESA HISTORICAL SOCIETY IS A PUBLIC MUSEUM DEDICATED TO PRESERVING MESA'S RICH CULTURE AND HISTORY THROUGH COLLECTIONS AND EXHIBITS |
| IRS990/AdvertisingGrp/FundraisingAmt | 0 | 0 |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 2554 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 2554 |
| IRS990/AllOtherContributionsAmt | 0 | 22056 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | ANITA PETERS |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 4808352286 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | PO BOX 582 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | MESA |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | AZ |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 85211 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 147964 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 77726 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | true |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 26761 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 20071 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 20071 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 66903 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | true |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConferencesMeetingsGrp/FundraisingAmt | 0 | 0 |
| IRS990/ConferencesMeetingsGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 1455 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 1455 |
| IRS990/ConflictOfInterestPolicyInd | 0 | true |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/ContriRptFundraisingEventAmt | 0 | 592 |
| IRS990/CostOfGoodsSoldAmt | 0 | 2419 |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 154123 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 3888 |
| IRS990/CYOtherExpensesAmt | 0 | 84353 |
| IRS990/CYOtherRevenueAmt | 0 | 154949 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 11122 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 36378 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 203351 |
| IRS990/CYTotalExpensesAmt | 0 | 287704 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 33397 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 324082 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/DepreciationDepletionGrp/FundraisingAmt | 0 | 0 |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 736 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 1104 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 1840 |
| IRS990/Desc | 0 | MESA HISTORICAL SOCIETY FEATURES EXHIBITS DEDICATED TO THE CITY OF MESA, INCLUDING ITS PREHISTORIC BEGINNINGS WITH THE HOHOKAM TRIBE TO THE BIRTH OF THE EARLY PIONEER AGRICULTURE. THE MUSEUM PROGRAMS INCLUDE YEAR-ROUND EXHIBITS, HANDS-ON DEMONSTRATIONS, GROUP TOURS AND SPECIAL ROTATING EXHIBITS THROUGHOUT THE YEAR. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DoingBusinessAsName/BusinessNameLine1Txt | 0 | MESA HISTORICAL MUSEUM |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRestrictionNetAssetsGrp/BOYAmt | 0 | 95547 |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 95547 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 153562 |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/FundraisingAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 3428 |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 3428 |
| IRS990/FeesForServicesManagementGrp/FundraisingAmt | 0 | 0 |
| IRS990/FeesForServicesManagementGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/FeesForServicesManagementGrp/ProgramServicesAmt | 0 | 750 |
| IRS990/FeesForServicesManagementGrp/TotalAmt | 0 | 750 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | ANITA PETERS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | SPENCER MORGAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | JEN VELEZ |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | GREG MAREK |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | JACOB MARTINEZ |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | KEN SHADLEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | SUSAN RICCI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | BARB BINGHAM |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | ANDREW FRYE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | SUSAN HAWKINS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | STEVE WOOD |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 66903 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | VICE PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | DIRECTOR |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1966 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | true |
| IRS990/FundraisingAmt | 0 | 592 |
| IRS990/FundraisingDirectExpensesAmt | 0 | 1774 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 23935 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 7 |
| IRS990/GovernmentGrantsAmt | 0 | 125000 |
| IRS990/GrantAmt | 0 | 0 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 328275 |
| IRS990/GrossRentsGrp/RealAmt | 0 | 73892 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 8199 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 6 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/FundraisingAmt | 0 | 0 |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 1825 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 1825 |
| IRS990/InsuranceGrp/FundraisingAmt | 0 | 0 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 543 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 11278 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 11821 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 3888 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 3888 |
| IRS990/InvestmentIncomeGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 3217 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 41865 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 151709 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 154926 |
| IRS990/LegalDomicileStateCd | 0 | AZ |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembershipDuesAmt | 0 | 6475 |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MiscellaneousRevenueGrp/ExclusionAmt | 0 | 0 |
| IRS990/MiscellaneousRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 53116 |
| IRS990/MiscellaneousRevenueGrp/TotalRevenueColumnAmt | 0 | 53116 |
| IRS990/MiscellaneousRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/MissionDesc | 0 | MESA HISTORICAL SOCIETY IS A PUBLIC MUSEUM DEDICATED TO PRESERVING MESA'S RICH CULTURE AND HISTORY THROUGH COLLECTIONS AND EXHIBITS |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 288555 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 324933 |
| IRS990/NetIncmFromFundraisingEvtGrp/ExclusionAmt | 0 | 22161 |
| IRS990/NetIncmFromFundraisingEvtGrp/TotalRevenueColumnAmt | 0 | 22161 |
| IRS990/NetIncmFromFundraisingEvtGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/NetIncomeOrLossGrp/ExclusionAmt | 0 | 5780 |
| IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 5780 |
| IRS990/NetRentalIncomeOrLossGrp/ExclusionAmt | 0 | 73892 |
| IRS990/NetRentalIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 73892 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 193008 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 229386 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/FundraisingAmt | 0 | 0 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 16346 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 24518 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 40864 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 909 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 2727 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 3636 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 4603 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 10566 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 12859 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 28028 |
| IRS990/OtherExpensesGrp/Desc | 0 | EXHIBIT COSTS |
| IRS990/OtherExpensesGrp/Desc | 1 | MEMBERSHIP DUES |
| IRS990/OtherExpensesGrp/Desc | 2 | PROFESSIONAL DEVELOPMENT |
| IRS990/OtherExpensesGrp/Desc | 3 | MISC |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 0 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 2 | 0 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 3 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 2 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 3 | 2121 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 13320 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 500 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 239 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 0 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 13320 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 500 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 239 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 2121 |
| IRS990/OtherRevenueTotalAmt | 0 | 53116 |
| IRS990/OtherSalariesAndWagesGrp/FundraisingAmt | 0 | 0 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 41357 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 54682 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 96039 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PayrollTaxesGrp/FundraisingAmt | 0 | 2033 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 4668 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 5680 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 12381 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 498 |
| IRS990/PrincipalOfficerNm | 0 | ANITA PETERS |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 900099 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 1 | 900099 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | ADMISSIONS |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | COLLECTION ROYALITIES/IMAGES |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 1 | 0 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 9099 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 2023 |
| IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt | 1 | 0 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 149320 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYInvestmentIncomeAmt | 0 | 105885 |
| IRS990/PYOtherExpensesAmt | 0 | 71071 |
| IRS990/PYOtherRevenueAmt | 0 | 109097 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 9920 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 110976 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 192175 |
| IRS990/PYTotalExpensesAmt | 0 | 263246 |
| IRS990/PYTotalRevenueAmt | 0 | 374222 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 36378 |
| IRS990/RegularMonitoringEnfrcInd | 0 | true |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/RentalIncomeOrLossGrp/RealAmt | 0 | 73892 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | true |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/RevenueAmt | 0 | 64238 |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 98726 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 95000 |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 0 | Other Income Part II, Line 10 Description: FUNDRAISING 2019: 1759. 2020: 9161. 2021: 26499. 2022: 22161. |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 0 | Pt II Ln 10 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 154123 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 149321 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 135880 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 290575 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 134307 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 864206 |
| IRS990ScheduleA/GovtFurnSrvcFcltsVl170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearAmt | 0 | 77780 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 73859 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 73781 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 70767 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 66212 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 362399 |
| IRS990ScheduleA/GrossReceiptsRltdActivitiesAmt | 0 | 212610 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearAmt | 0 | 22161 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 26499 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 9161 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 1759 |
| IRS990ScheduleA/OtherIncome170Grp/TotalAmt | 0 | 59580 |
| IRS990ScheduleA/OtherSupportSumAmt | 0 | 0 |
| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0.60340 |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 0.61290 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 776044 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 0 |
| IRS990ScheduleA/SubstantialContributorsTotAmt | 0 | 88162 |
| IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearAmt | 0 | 154123 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus1YearAmt | 0 | 149321 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 135880 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 290575 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 134307 |
| IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt | 0 | 864206 |
| IRS990ScheduleA/TotalSupportAmt | 0 | 1286185 |
| IRS990ScheduleA/UnrelatedBusinessNetIncm170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorNum | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine2 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt | 0 | RESTRICTED |
| IRS990/ScheduleBRequiredInd | 0 | true |
| IRS990ScheduleD/BuildingsGrp/BookValueAmt | 0 | 151709 |
| IRS990ScheduleD/BuildingsGrp/DepreciationAmt | 0 | 3217 |
| IRS990ScheduleD/BuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 154926 |
| IRS990ScheduleD/CollectionUsedPreservationInd | 0 | X |
| IRS990ScheduleD/CollectionUsedPubExhibitionInd | 0 | X |
| IRS990ScheduleD/CollUsedScholarlyRsrchInd | 0 | X |
| IRS990ScheduleD/LandGrp/BookValueAmt | 0 | 0 |
| IRS990ScheduleD/LandGrp/InvestmentCostOrOtherBasisAmt | 0 | 0 |
| IRS990ScheduleD/SolicitedAssetsSaleInd | 0 | false |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 0 | HISTORICAL COLLECTION AMASSED SINCE 1966 DEPICTING THE HISTORY OF MESA |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Pt III, Line 4 |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 151709 |
| IRS990ScheduleG/FundraisingEventInformationGrp/CharitableContributionsTotAmt | 0 | 592 |
| IRS990ScheduleG/FundraisingEventInformationGrp/CharitableContriEvent1Amt | 0 | 277 |
| IRS990ScheduleG/FundraisingEventInformationGrp/CharitableContriEvent2Amt | 0 | 233 |
| IRS990ScheduleG/FundraisingEventInformationGrp/CharitableContriOtherEventsAmt | 0 | 82 |
| IRS990ScheduleG/FundraisingEventInformationGrp/DirectExpenseSummaryEventsAmt | 0 | 1774 |
| IRS990ScheduleG/FundraisingEventInformationGrp/Event1Nm | 0 | BOOK SALE |
| IRS990ScheduleG/FundraisingEventInformationGrp/Event2Nm | 0 | ARTS/CRAFTS FAIR |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsEvent1Amt | 0 | 12443 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsEvent2Amt | 0 | 6501 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsOtherEventsAmt | 0 | 5583 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsTotalAmt | 0 | 24527 |
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