Liabilities / Assets
34th percentile
Higher debt load relative to assets than 34% of similar nonprofits.
EIN 25-1442310 • 501(c)3 • Monongahela, PA
Profile
HISTORICAL SOCIETY
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
34th percentile
Higher debt load relative to assets than 34% of similar nonprofits.
Liabilities / Revenue
35th percentile
Higher debt load relative to revenue than 35% of similar nonprofits.
Net Margin
97th percentile
Higher net margin than 97% of similar nonprofits.
Top Officer Pay
81st percentile
Higher top officer pay than 81% of similar nonprofits.
Top officer pay equals 38.7% of source-year revenue.
Asset Growth
93rd percentile
Faster asset growth than 93% of similar nonprofits.
Revenue Growth
96th percentile
Faster revenue growth than 96% of similar nonprofits.
Assets
Up$383,078
Up $191,668 (+100%) from 2023
Liabilities
Up$15
Up $15 from 2023
Net Assets
Up$383,063
Up $191,653 (+100%) from 2023
Revenue
Up$218,909
Up $153,905 (+237%) from 2023
Expenses
Down$27,256
Down $17,122 (-39%) from 2023
Net Income
Up$191,653
Up $171,027 (+829%) from 2023
Most recent year
2024 • Form 990Detailed filing. Detailed filing data is available for this year.
HISTORICAL SOCIETY
The monongahela area historical society functions as a monthly meeting organization which focuses on the history of the monongahela area and has a strong voice in the community on such issues as: historic preservation, community development, and community identity.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Cash and Non-Interest-Bearing Accounts | $48,962 | $234,683 | ▲ $185,721 |
| Land, Buildings, and Equipment, Net | $142,448 | $148,395 | ▲ $5,947 |
| Total Assets | $191,410 | $383,078 | ▲ $191,668 |
| Liabilities | |||
| Other Liabilities | - | $15 | - |
| Total Liabilities | $0 | $15 | ▲ $15 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $191,410 | $373,813 | ▲ $182,403 |
| Net Assets With Donor Restrictions | - | $9,250 | - |
| Total Net Assets Fund Balance | $191,410 | $383,063 | ▲ $191,653 |
| Total Liabilities and Net Assets / Fund Balance | $191,410 | $383,078 | ▲ $191,668 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Buildings | $148,395 | $18,210 | $166,605 |
| Name | Title | Full / Part Time | Base | Total |
|---|---|---|---|---|
| Laura Magone | President | PT | $84,633 | $84,633 |
| Kelly Linn | Curator | PT | $25,890 | $25,890 |
| Name | Title |
|---|---|
| Martha Muniz | 1st Vice Pre |
| Susan Bowers | 2nd Vice Pre |
| Kathleen Desantis | Correspondin |
| Pat Weaver | Giftshop Man |
| Wanda Magone | Historian |
| Martha Gandley | Recording Se |
| Marsha Chew | Treasurer |
| Line Item | Amount |
|---|---|
| Other Expenses | $27,256 |
| 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 |
|---|---|---|---|---|
| Office Expenses | $3,960 | $440 | - | $4,400 |
| Insurance | $3,882 | $431 | - | $4,313 |
| All Other Expenses | $2,889 | $322 | - | $3,211 |
| Occupancy | $2,515 | $279 | - | $2,794 |
| Other Expenses | $1,624 | $181 | - | $1,805 |
| Total Functional Expenses | $24,729 | $2,527 | $0 | $27,256 |
| Line Item | Amount |
|---|---|
| Fundraising Gross Income | $433,273 |
| Fundraising Direct Expenses | $280,077 |
| Professional Fundraising Fees | $0 |
| Event | Gross Receipts | Gross Revenue | Direct Expenses | Net Income |
|---|---|---|---|---|
| Cookie College | $433,273 | $433,273 | $280,077 | $153,196 |
| Total Events | $433,273 | $433,273 | $280,077 | $153,196 |
| Interested Party | Relationship | Description | Shared Revenue | Amount |
|---|---|---|---|---|
| Laura Magone | President | Commission | No | $84,633 |
| Liability | Amount |
|---|---|
| Credit Card Payable | $15 |
“Laura magone wanda magone president historian mother and daughter”
“A copy of the form 990 is reviewed and approved at a board meeting prior to being filed.”
“Board members and officers are required to inform board of directors on an annual basis when a conflict of interest arises or may cause issues.”
“AVAILABLE UPON REQUEST.”
“The monongahela area historical society functions as a monthly meeting organization which focuses on the history of the monongahela area and has a strong voice in the community on such issues as: historic preservation, community development, and community identity.”
“Miscellaneous 1,283 143 0 subscriptions 972 108 0 property maintenance 634 71 0 total 2,889 322 0”
“Museum collection in accordance with accounting standards update (asu) 2019-03, not-for- profit entities (topic 958): updating the definition of collections and the industry practice typically followed by museums, items purchased or donated are not included as assets in the accompanying statements of financial position. Purchases of collection items are recorded in the year acquired as decreases in net assets without donor restrictions. Donated items are not recorded.”
“The society's collection consists of items that have a historic connection to the monongahela area and include objects, photographs, maps, and ephemera.”
“Monongahela area historical society, inc. Qualifies as a tax exempt organization under section 501(c)(3) of the internal revenue code and, therefore, no provision for income taxes has been recorded in these financial statements. In addition, the society has been determined by the internal revenue service not to be a "private foundation" within the meaning of section 509(a) of the internal revenue code. There was no unrelated business income during the years ended december 31, 2024. The society has adopted financial accounting standards board (fasb) accounting standards codification (asc) 740 10, accounting for uncertainty in income taxes, which clarifies the accounting for uncertainty in income taxes by prescribing the recognition threshold a tax position is required to meet before being recognized in the financial statements. The standard also provides guidance on derecognition, classification, interest and penalties, accounting in interim periods, disclosure, and transition. Management has reviewed the impact of asc 740 10 on the accompanying financial statements and has determined that there are no material uncertain tax positions or unrecognized tax benefits and that there is no material impact on the financial statements. In addition, there were no penalties or interest recognized in the statements of activities. Management's asc 740 10 evaluation was performed for the tax years 2021 through 2024, which are the years that remain subject to examination by the internal revenue service and various state agencies as of december 31, 2024.”
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 | true |
| IRS990/AcctCompileOrReviewBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | THE MONONGAHELA AREA HISTORICAL SOCIETY FUNCTIONS AS A MONTHLY MEETING ORGANIZATION WHICH FOCUSES ON THE HISTORY OF THE MONONGAHELA AREA AND HAS A STRONG VOICE IN THE COMMUNITY ON SUCH ISSUES AS: HISTORIC PRESERVATION, COMMUNITY DEVELOPMENT, AND COMMUNITY IDENTITY. |
| IRS990/AllOtherContributionsAmt | 0 | 46338 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 322 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 2889 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 3211 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/AuditCommitteeInd | 0 | true |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | MARSHA CHEW |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 7242587694 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 711 WEST MAIN STREET |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | MONONGAHELA |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | PA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 15063 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | true |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 48962 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 234683 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | true |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | false |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConflictOfInterestPolicyInd | 0 | true |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/CostOfGoodsSoldAmt | 0 | 4585 |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 46338 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 51 |
| IRS990/CYOtherExpensesAmt | 0 | 27256 |
| IRS990/CYOtherRevenueAmt | 0 | 172316 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 204 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 191653 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/CYTotalExpensesAmt | 0 | 27256 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 218909 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/Desc | 0 | TO PROMOTE THE INTEREST OF THE PUBLIC IN THE HISTORY OF SOUTHWESTERN PENNSYLVANIA AND TO PROVIDE A PLACE WHERE ITEMS OF LOCAL HISTORY MAY BE STORED AND DISPLAYED. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 9250 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 24729 |
| IRS990/FamilyOrBusinessRlnInd | 0 | true |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 4.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 4.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 6 | 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/PersonNm | 0 | LAURA MAGONE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | KELLY LINN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | PAT WEAVER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | SUSAN BOWERS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | MARSHA CHEW |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | KATHLEEN DESANTIS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | MARTHA GANDLEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | WANDA MAGONE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | MARTHA MUNIZ |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 84633 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 25890 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 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/TitleTxt | 0 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | CURATOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | GIFTSHOP MAN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | 2ND VICE PRE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | CORRESPONDIN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | RECORDING SE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | HISTORIAN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | 1ST VICE PRE |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1986 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | true |
| IRS990/FundraisingDirectExpensesAmt | 0 | 280077 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 433273 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 6 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 503571 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 23652 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | true |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 4 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartIXInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 431 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 3882 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 4313 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 51 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 51 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 2 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 18210 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 142448 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 148395 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 166605 |
| IRS990/LegalDomicileStateCd | 0 | PA |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | THE MONONGAHELA AREA HISTORICAL SOCIETY FUNCTIONS AS A MONTHLY MEETING ORGANIZATION WHICH FOCUSES ON THE HISTORY OF THE MONONGAHELA AREA AND HAS A STRONG VOICE IN THE COMMUNITY ON SUCH ISSUES AS: HISTORIC PRESERVATION, COMMUNITY DEVELOPMENT, AND COMMUNITY IDENTITY. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 191410 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 383063 |
| IRS990/NetIncmFromFundraisingEvtGrp/ExclusionAmt | 0 | 153196 |
| IRS990/NetIncmFromFundraisingEvtGrp/TotalRevenueColumnAmt | 0 | 153196 |
| IRS990/NetIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt | 0 | 19067 |
| IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 19067 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 191410 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 373813 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 279 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 2515 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 2794 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 440 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 3960 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 4400 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherExpensesGrp/Desc | 0 | DEPRECIATION EXPENSE |
| IRS990/OtherExpensesGrp/Desc | 1 | TELECOMMUNICATIONS |
| IRS990/OtherExpensesGrp/Desc | 2 | PURCHASE OF MUSEUM PIECES |
| IRS990/OtherExpensesGrp/Desc | 3 | PROFESSIONAL SERVICES |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 634 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 240 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 2 | 181 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 5709 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 2161 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 1989 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 1624 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 6343 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 2401 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 1989 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 1805 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 15 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 900099 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | MISCELLANEOUS INCOME |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 0 | 53 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 53 |
| IRS990/OtherRevenueTotalAmt | 0 | 53 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | LAURA MAGONE |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 900099 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | PROGRAM SERVICE REVENUE |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 204 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 204 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 39725 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYInvestmentIncomeAmt | 0 | 7 |
| IRS990/PYOtherExpensesAmt | 0 | 44378 |
| IRS990/PYOtherRevenueAmt | 0 | 25272 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 20626 |
| IRS990/PYTotalExpensesAmt | 0 | 44378 |
| IRS990/PYTotalRevenueAmt | 0 | 65004 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 191653 |
| IRS990/RegularMonitoringEnfrcInd | 0 | true |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | true |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | true |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/RevenueAmt | 0 | 204 |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 0 | OTHER INCOME 70,112 |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 0 | PART III, LINE 12 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 46338 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 39725 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 41412 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 20779 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 32264 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 180518 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt | 0 | 51 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 7 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 58 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt | 0 | 23856 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt | 0 | 47046 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt | 0 | 28324 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt | 0 | 6922 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt | 0 | 8259 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt | 0 | 114407 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt | 0 | 51 |
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| IRS990ScheduleD/FootnoteTextInd | 0 | X |
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| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 0 | MUSEUM COLLECTION IN ACCORDANCE WITH ACCOUNTING STANDARDS UPDATE (ASU) 2019-03, NOT-FOR- PROFIT ENTITIES (TOPIC 958): UPDATING THE DEFINITION OF COLLECTIONS AND THE INDUSTRY PRACTICE TYPICALLY FOLLOWED BY MUSEUMS, ITEMS PURCHASED OR DONATED ARE NOT INCLUDED AS ASSETS IN THE ACCOMPANYING STATEMENTS OF FINANCIAL POSITION. PURCHASES OF COLLECTION ITEMS ARE RECORDED IN THE YEAR ACQUIRED AS DECREASES IN NET ASSETS WITHOUT DONOR RESTRICTIONS. DONATED ITEMS ARE NOT RECORDED. |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 1 | THE SOCIETY'S COLLECTION CONSISTS OF ITEMS THAT HAVE A HISTORIC CONNECTION TO THE MONONGAHELA AREA AND INCLUDE OBJECTS, PHOTOGRAPHS, MAPS, AND EPHEMERA. |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 2 | MONONGAHELA AREA HISTORICAL SOCIETY, INC. QUALIFIES AS A TAX EXEMPT ORGANIZATION UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE AND, THEREFORE, NO PROVISION FOR INCOME TAXES HAS BEEN RECORDED IN THESE FINANCIAL STATEMENTS. IN ADDITION, THE SOCIETY HAS BEEN DETERMINED BY THE INTERNAL REVENUE SERVICE NOT TO BE A "PRIVATE FOUNDATION" WITHIN THE MEANING OF SECTION 509(A) OF THE INTERNAL REVENUE CODE. THERE WAS NO UNRELATED BUSINESS INCOME DURING THE YEARS ENDED DECEMBER 31, 2024. THE SOCIETY HAS ADOPTED FINANCIAL ACCOUNTING STANDARDS BOARD (FASB) ACCOUNTING STANDARDS CODIFICATION (ASC) 740 10, ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES, WHICH CLARIFIES THE ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES BY PRESCRIBING THE RECOGNITION THRESHOLD A TAX POSITION IS REQUIRED TO MEET BEFORE BEING RECOGNIZED IN THE FINANCIAL STATEMENTS. THE STANDARD ALSO PROVIDES GUIDANCE ON DERECOGNITION, CLASSIFICATION, INTEREST AND PENALTIES, ACCOUNTING IN INTERIM PERIODS, DISCLOSURE, AND TRANSITION. MANAGEMENT HAS REVIEWED THE IMPACT OF ASC 740 10 ON THE ACCOMPANYING FINANCIAL STATEMENTS AND HAS DETERMINED THAT THERE ARE NO MATERIAL UNCERTAIN TAX POSITIONS OR UNRECOGNIZED TAX BENEFITS AND THAT THERE IS NO MATERIAL IMPACT ON THE FINANCIAL STATEMENTS. IN ADDITION, THERE WERE NO PENALTIES OR INTEREST RECOGNIZED IN THE STATEMENTS OF ACTIVITIES. MANAGEMENT'S ASC 740 10 EVALUATION WAS PERFORMED FOR THE TAX YEARS 2021 THROUGH 2024, WHICH ARE THE YEARS THAT REMAIN SUBJECT TO EXAMINATION BY THE INTERNAL REVENUE SERVICE AND VARIOUS STATE AGENCIES AS OF DECEMBER 31, 2024. |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | SCHEDULE D, PAGE 1, PART III, LINE 1A |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | SCHEDULE D, PAGE 2, PART III, LINE 4 |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | SCHEDULE D, PAGE 3, PART X |
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| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | THE MONONGAHELA AREA HISTORICAL SOCIETY FUNCTIONS AS A MONTHLY MEETING ORGANIZATION WHICH FOCUSES ON THE HISTORY OF THE MONONGAHELA AREA AND HAS A STRONG VOICE IN THE COMMUNITY ON SUCH ISSUES AS: HISTORIC PRESERVATION, COMMUNITY DEVELOPMENT, AND COMMUNITY IDENTITY. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | LAURA MAGONE WANDA MAGONE PRESIDENT HISTORIAN MOTHER AND DAUGHTER |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | A COPY OF THE FORM 990 IS REVIEWED AND APPROVED AT A BOARD MEETING PRIOR TO BEING FILED. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | BOARD MEMBERS AND OFFICERS ARE REQUIRED TO INFORM BOARD OF DIRECTORS ON AN ANNUAL BASIS WHEN A CONFLICT OF INTEREST ARISES OR MAY CAUSE ISSUES. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | AVAILABLE UPON REQUEST. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 5 | MISCELLANEOUS 1,283 143 0 SUBSCRIPTIONS 972 108 0 PROPERTY MAINTENANCE 634 71 0 TOTAL 2,889 322 0 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990 - ORGANIZATION'S MISSION |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990, PAGE 6, PART VI, LINE 2 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990, PAGE 6, PART VI, LINE 11B |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | FORM 990, PAGE 6, PART VI, LINE 12C |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | FORM 990, PAGE 6, PART VI, LINE 19 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 5 | FORM 990, PART IX, LINE 24E |
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| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
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| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | PRESIDENT |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 7242587694 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-11-17 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | MONONGAHELA AREA HISTORICAL SOCIETY |
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