Liabilities / Assets
19th percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 36-7008405 • 501(c)3 • PO Box Chicago, IL
Profile
To support the mchenry county historical society
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
19th percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
20th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
4th percentile
Higher net margin than 4% of similar nonprofits.
Top Officer Pay
46th percentile
Higher top officer pay than 46% of similar nonprofits.
Top officer pay equals 21.9% of source-year revenue.
Asset Growth
21st percentile
Faster asset growth than 21% of similar nonprofits.
Revenue Growth
59th percentile
Faster revenue growth than 59% of similar nonprofits.
Assets
Down$2,533,878
Down $478,045 (-16%) from 2021
Liabilities
Flat$0
Flat from 2021
Net Assets
Down$2,533,878
Down $478,045 (-16%) from 2021
Revenue
Up$180,429
Up $106,593 (+144%) from 2021
Expenses
Up$349,597
Up $143,686 (+70%) from 2021
Net Income
Down-$169,168
Down $37,093 (-28%) from 2021
Most recent year
2025 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.
To support the mchenry county historical society
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Cap Stk Tr Prin Current Funds | $2,702,965 | $2,533,878 | ▼ $169,087 |
| Investments in Publicly Traded Securities | $2,590,774 | $2,440,753 | ▼ $150,021 |
| Savings and Temporary Cash Investments | $112,191 | $93,125 | ▼ $19,066 |
| Total Assets | $2,702,965 | $2,533,878 | ▼ $169,087 |
| Liabilities | |||
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Total Net Assets Fund Balance | $2,702,965 | $2,533,878 | ▼ $169,087 |
| Total Liabilities and Net Assets / Fund Balance | $2,702,965 | $2,533,878 | ▼ $169,087 |
| Name | Title | Full / Part Time | Base | Total |
|---|---|---|---|---|
| Northern Trust Company | Trustee | FT | $39,585 | $39,585 |
| Line Item | Amount |
|---|---|
| Grants and Similar Amounts Paid | $305,709 |
| Salaries, Compensation, and Employee Benefits | $39,585 |
| Other Expenses | $4,303 |
| Professional Fundraising Fees | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Grants to Domestic Orgs | $305,709 | - | - | $305,709 |
| Current Officers, Directors, Trustees, and Key Employees | $24,095 | $15,490 | - | $39,585 |
| Fees for Services Accounting | - | $2,500 | - | $2,500 |
| Other Expenses | - | $15 | - | $15 |
| Total Functional Expenses | $329,804 | $19,793 | $0 | $349,597 |
| Recipient | Location | Category | Purpose | Amount |
|---|---|---|---|---|
| Mchenry County Historical Society | Union, IL | 501(c)(3) | General Support | $305,709 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“NOT APPLICABLE”
“A copy of form 990 is sent to the trustee for review and comments”
“Annual acknowledgement by trustee”
“AVAILABLE UPON REQUEST”
“2023 Transactions Posted in 2024 $483; 2024 Transactions Posted in 2025 ($325); 2023 Sales Posted in 2024 ($4); Cost Basis Adjustment ($73)”
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 | TO SUPPORT THE MCHENRY COUNTY HISTORICAL SOCIETY |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/BackupWthldComplianceInd | 0 | true |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | NORTHERN TRUST COMPANY |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 3126306000 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | PO BOX 803878 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | CHICAGO |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 60680 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CapStkTrPrinCurrentFundsGrp/BOYAmt | 0 | 2702965 |
| IRS990/CapStkTrPrinCurrentFundsGrp/EOYAmt | 0 | 2533878 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 15490 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 24095 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 39585 |
| 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/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 0 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 305709 |
| IRS990/CYInvestmentIncomeAmt | 0 | 180429 |
| IRS990/CYOtherExpensesAmt | 0 | 4303 |
| IRS990/CYOtherRevenueAmt | 0 | 0 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | -169168 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 39585 |
| IRS990/CYTotalExpensesAmt | 0 | 349597 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 180429 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/Desc | 0 | GRANT PAID TO SUPPORTED ORGANIZATION - MCHENRY COUNTY HISTORICAL SOCIETY |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExcsTaxSect4951Or4952Or4953Ind | 0 | false |
| IRS990/ExpenseAmt | 0 | 329804 |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 2500 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 2500 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 0 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 40.0 |
| IRS990/Form990PartVIISectionAGrp/InstitutionalTrusteeInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | NORTHERN TRUST COMPANY |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 39585 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | TRUSTEE |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1974 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 64862 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 1 |
| IRS990/GrantAmt | 0 | 305709 |
| IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt | 0 | 305709 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 305709 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | true |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 246603 |
| IRS990/GrossReceiptsAmt | 0 | 362170 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 115567 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 115567 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 2590774 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 2440753 |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | IL |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 181741 |
| 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 | false |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | TO SUPPORT THE MCHENRY COUNTY HISTORICAL SOCIETY |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 2702965 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 2533878 |
| IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt | 0 | 64862 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 64862 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrgDoesNotFollowFASB117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 81 |
| IRS990/OtherExpensesGrp/Desc | 0 | FOREIGN TAX ON INVESTMENT |
| IRS990/OtherExpensesGrp/Desc | 1 | IL ATTORNEY GENERAL |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 1788 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 15 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 1788 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 15 |
| IRS990/OtherWebsiteInd | 0 | X |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | SAME AS 'C' ABOVE |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 311146 |
| IRS990/PYInvestmentIncomeAmt | 0 | 160171 |
| IRS990/PYOtherExpensesAmt | 0 | 4113 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -191262 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 36174 |
| IRS990/PYTotalExpensesAmt | 0 | 351433 |
| IRS990/PYTotalRevenueAmt | 0 | 160171 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | -169168 |
| IRS990/RegularMonitoringEnfrcInd | 0 | true |
| IRS990/RelatedEntityInd | 0 | true |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | false |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 112191 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 93125 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/AdjustedGrossIncomeGrp/CurrentYearAmt | 0 | 115567 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/AdjustedGrossIncomeGrp/PriorYearAmt | 0 | 128805 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/DepreciationDepletionGrp/PriorYearAmt | 0 | 0 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/NetSTCapitalGainAdjNetIncmGrp/PriorYearAmt | 0 | 0 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/OtherExpensesGrp/CurrentYearAmt | 0 | 1803 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/OtherExpensesGrp/PriorYearAmt | 0 | 0 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/OtherGrossIncomeGrp/CurrentYearAmt | 0 | 115567 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/OtherGrossIncomeGrp/PriorYearAmt | 0 | 128805 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/ProductionIncomeGrp/CurrentYearAmt | 0 | 17990 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/ProductionIncomeGrp/PriorYearAmt | 0 | 33053 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/RecoveriesPYDistributionsGrp/PriorYearAmt | 0 | 0 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/TotalAdjustedNetIncomeGrp/CurrentYearAmt | 0 | 95774 |
| IRS990ScheduleA/AdjustedNetIncomeGrp/TotalAdjustedNetIncomeGrp/PriorYearAmt | 0 | 95752 |
| IRS990ScheduleA/DistributableAmountGrp/CYAdjNetIncomeDistributableAmt | 0 | 95752 |
| IRS990ScheduleA/DistributableAmountGrp/CYDistributableAsAdjustedAmt | 0 | 135974 |
| IRS990ScheduleA/DistributableAmountGrp/CYGreaterAdjustedMinimumAmt | 0 | 135974 |
| IRS990ScheduleA/DistributableAmountGrp/CYIncomeTaxImposedPYAmt | 0 | 0 |
| IRS990ScheduleA/DistributableAmountGrp/CYPct85AdjustedNetIncomeAmt | 0 | 81389 |
| IRS990ScheduleA/DistributableAmountGrp/CYTotalMinAstDistributableAmt | 0 | 135974 |
| IRS990ScheduleA/DistributionAllocationsGrp/CarryoverPYNotAppliedAmt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/CYDistribAppUnderdistriPYAmt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/CYDistributableAsAdjustedAmt | 0 | 135974 |
| IRS990ScheduleA/DistributionAllocationsGrp/CyovAppliedUnderdistrCPYAmt | 0 | 135974 |
| IRS990ScheduleA/DistributionAllocationsGrp/CyovAppliedUnderdistriPYAmt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/CYTotalAnnualDistributionsAmt | 0 | 329804 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessDistributionAmt | 0 | 329804 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessDistributionCyovAmt | 0 | 107866 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessDistributionCyovYr1Amt | 0 | 243840 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessDistributionCyovYr2Amt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessDistributionCyovYr3Amt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessDistributionCyovYr4Amt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessDistributionCyovYr5Amt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessDistriCyovToNextYrAmt | 0 | 437670 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessFromYear1Amt | 0 | 329804 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessFromYear2Amt | 0 | 107866 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessFromYear3Amt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessFromYear4Amt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/ExcessFromYear5Amt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/RemainingUnderdistriCYAmt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/RemainingUnderdistriPYAmt | 0 | 0 |
| IRS990ScheduleA/DistributionAllocationsGrp/TotalExcessDistributionCyovAmt | 0 | 243840 |
| IRS990ScheduleA/DistributionAllocationsGrp/UnderdistributionsAmt | 0 | 0 |
| IRS990ScheduleA/DistributionsGrp/CYAdministrativeExpensePaidAmt | 0 | 24095 |
| IRS990ScheduleA/DistributionsGrp/CYDistriAttentiveSuprtOrgAmt | 0 | 305709 |
| IRS990ScheduleA/DistributionsGrp/CYDistributableAsAdjustedAmt | 0 | 135974 |
| IRS990ScheduleA/DistributionsGrp/CYDistributionYrRt | 0 | 1.0 |
| IRS990ScheduleA/DistributionsGrp/CYOtherDistributionsAmt | 0 | 0 |
| IRS990ScheduleA/DistributionsGrp/CYPaidAccomplishExemptPrpsAmt | 0 | 305709 |
| IRS990ScheduleA/DistributionsGrp/CYPdInExcessIncomeActivityAmt | 0 | 0 |
| IRS990ScheduleA/DistributionsGrp/CYTotalAnnualDistributionsAmt | 0 | 329804 |
| IRS990ScheduleA/DistributionsGrp/ExemptUseAssetsAcquisPaidAmt | 0 | 0 |
| IRS990ScheduleA/DistributionsGrp/QualifiedSetAsideAmt | 0 | 0 |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/Contribution35ControlledInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ContributionControllerInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ContributionFamilyInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ControlledDisqualifiedPrsnInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/DisqualifiedPrsnControllIntInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/DisqualifiedPrsnOwnrIntInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ExcessBusinessHoldingsInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ExcessBusinessHoldingsRulesInd | 0 | true |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/ListedByNameGoverningDocInd | 0 | true |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/LoanDisqualifiedPersonInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/OrganizationChangeSuprtOrgInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/PaymentSubstantialContribtrInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/SupportedOrgNotOrganizedUSInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/SupportedOrgSectionC456Ind | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/SupportNonSupportedOrgInd | 0 | false |
| IRS990ScheduleA/Form990SchASupportingOrgGrp/SuprtOrgNoIRSDeterminationInd | 0 | false |
| IRS990ScheduleA/Form990SchAType3SprtOrgAllGrp/OfficersCloseRelationshipInd | 0 | false |
| IRS990ScheduleA/Form990SchAType3SprtOrgAllGrp/SupportedOrgVoiceInvestmentInd | 0 | true |
| IRS990ScheduleA/Form990SchAType3SprtOrgAllGrp/TimelyProvidedDocumentsInd | 0 | true |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 0 | LINES 2 AND 3 OF SECTION D OF PART IV OF THIS SCHEDULE A ARE DESIGNED TO ELICIT CONFIRMATION THAT THE SUPPORTING ORGANIZATION SAISFIES THE TWO ELEMENTS OF THE "RESPONSIVENESS TEST," i,e., THAT THE TRUSTEES OF THE SUPPORTING ORGANIZATION AND ITS SUPPORTED CHARITY(IES) HAVE A CLOSE AND CONTINUOUS RELATIONSHIP (TREASURY REGULATION SECTION 1.509(a)-4(i)(3)(ii)), AND THAT, AS A RESULT OF THAT RELATIONSHIP, |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 1 | THE SUPPORTED CHARITY(IES) HAVE A SIGNIFICANT VOICE IN THE OPERATION OF THE SUPPORTING ORGANIZATION (TREASURY REGULATION SECTION 1.509(a)-4(i)(3)(iii)). |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 2 | WE BELIEVE THIS ORGANIZATION MEETS THE RESPONSIVENESS TEST DESCRIBED UNDER TREASURY REGULATION SECTION 1.509(a)-4(i)(3). THE MALCOLM & DOROTHY WARNER MCEACHREN CHARITABLE TRUST (THE TRUST) IS A SUPPORTING ORGANIZATION DESCRIBED IN IRC SECTION 501(c)(3). IT IS A TRUST AND WAS CREATED IN 1992 UPON THE DEATH OF MCEACHREN THE CREATOR OF THE DECLARATION OF TRUST ORIGINALLY DATED 1/30/1974 FOR |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 3 | THE EXCLUSIVE BENEFIT OF THE MCHENRY COUNTY HISTORICAL SOCIETY, A CHARITABLE INSTITUTION DESCRIBED IN SECTION 509(a)(1), IN PERPETUITY. THE SOCIETY IS THE SOLE BENEFICIARY AND RECEIVES INCOME IN CONVENIENT INSTALLMENTS AND SUCH SUMS FROM PRINCIPAL THAT THE TRUSTEE DEEMS APPROPRIATE IN RESPONSE TO AN ANNUAL WRITTEN REQUEST CONSIDERING THE LONG TERM GOALS OF AN ENDOWMENT FUND AS WELL AS |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 4 | THE BENEFITS FOR CAPITAL IMPROVEMENTS. THE NORTHERN TRUST COMPANY ("TRUSTEE"), A BANK, IS THE SOLE SUCCESSOR TRUSTEE OF THE TRUST. |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 5 | REPRESENTATIVES OF THE TRUSTEE AND THE FINANCE COMMITTEE OF THE OF THE SOCIETY, DESIGNATED BY THEIR BOARD OF DIRECTORS, HAVE ANNUAL INVESTMENT REVIEW MEETINGS DURING WHICH THEY DISCUSS THE TRUST'S INVESTMENT PERFORMANCE AND POLICIES. THE SOCIETY'S REPRESENTATIVES ARE GIVEN THE OPPORTUNITY TO ASK QUESTIONS REGARDING THE INVESTMENTS AND DISTRIBUTIONS. THE TERMS OF THE DISTRIBUTIONS ARE DETERMINED BY |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 6 | THE TRUST DOCUMENT. NORTHERN TRUST PROVIDES THE SOCIETY'S REPRESENTATIVES WITH REGULAR INVESTMENT STATEMENTS AND PERFORMANCE REPORTS AND THE INFORMATION REQIURED UNDER TREASURY REGULATION SECTION 1.509(a)-4(i)(2). |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 0 | PART IV, SECTION D, LINE 2 & 3 |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 1 | PART IV, SECTION D, LINE 2 & 3 CONT'D |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 2 | PART IV, SECTION D, LINE 2 & 3 CONT'D |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 3 | PART IV, SECTION D, LINE 2 & 3 CONT'D |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 4 | PART IV, SECTION D, LINE 2 & 3 CONT'D |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 5 | PART IV, SECTION D, LINE 2 & 3 CONT'D |
| IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc | 6 | PART IV, SECTION D, LINE 2 & 3 CONT'D |
| IRS990ScheduleA/MinimumAssetAmountGrp/AcquisitionIndebtednessGrp/PriorYearAmt | 0 | 0 |
| IRS990ScheduleA/MinimumAssetAmountGrp/AdjustedFMVLessIndebtednessGrp/CurrentYearAmt | 0 | 4114203 |
| IRS990ScheduleA/MinimumAssetAmountGrp/AdjustedFMVLessIndebtednessGrp/PriorYearAmt | 0 | 3944136 |
| IRS990ScheduleA/MinimumAssetAmountGrp/AverageMonthlyCashBalancesGrp/PriorYearAmt | 0 | 0 |
| IRS990ScheduleA/MinimumAssetAmountGrp/AverageMonthlyFMVOfSecGrp/CurrentYearAmt | 0 | 4114203 |
| IRS990ScheduleA/MinimumAssetAmountGrp/AverageMonthlyFMVOfSecGrp/PriorYearAmt | 0 | 3944136 |
| IRS990ScheduleA/MinimumAssetAmountGrp/CashDeemedCharitableGrp/CurrentYearAmt | 0 | 61713 |
| IRS990ScheduleA/MinimumAssetAmountGrp/CashDeemedCharitableGrp/PriorYearAmt | 0 | 59162 |
| IRS990ScheduleA/MinimumAssetAmountGrp/DiscountClaimedAmt | 0 | 0 |
| IRS990ScheduleA/MinimumAssetAmountGrp/FMVOtherNonExemptUseAssetGrp/PriorYearAmt | 0 | 0 |
| IRS990ScheduleA/MinimumAssetAmountGrp/NetVlNonExemptUseAssetsGrp/CurrentYearAmt | 0 | 4052490 |
| IRS990ScheduleA/MinimumAssetAmountGrp/NetVlNonExemptUseAssetsGrp/PriorYearAmt | 0 | 3884974 |
| IRS990ScheduleA/MinimumAssetAmountGrp/PctOfNetVlNonExemptUseAstGrp/CurrentYearAmt | 0 | 141837 |
| IRS990ScheduleA/MinimumAssetAmountGrp/PctOfNetVlNonExemptUseAstGrp/PriorYearAmt | 0 | 135974 |
| IRS990ScheduleA/MinimumAssetAmountGrp/RecoveriesPYDistriMinAssetGrp/PriorYearAmt | 0 | 0 |
| IRS990ScheduleA/MinimumAssetAmountGrp/TotalFMVOfNonExemptUseAssetGrp/CurrentYearAmt | 0 | 4114203 |
| IRS990ScheduleA/MinimumAssetAmountGrp/TotalFMVOfNonExemptUseAssetGrp/PriorYearAmt | 0 | 3944136 |
| IRS990ScheduleA/MinimumAssetAmountGrp/TotalMinimumAssetGrp/CurrentYearAmt | 0 | 141837 |
| IRS990ScheduleA/MinimumAssetAmountGrp/TotalMinimumAssetGrp/PriorYearAmt | 0 | 135974 |
| IRS990ScheduleA/OtherSupportSumAmt | 0 | 0 |
| IRS990ScheduleA/SupportedOrganizationsCnt | 0 | 1 |
| IRS990ScheduleA/SupportedOrganizationsTotalCnt | 0 | 1 |
| IRS990ScheduleA/SupportedOrgInformationGrp/EIN | 0 | 840631786 |
| IRS990ScheduleA/SupportedOrgInformationGrp/GoverningDocumentListedInd | 0 | true |
| IRS990ScheduleA/SupportedOrgInformationGrp/OrganizationTypeCd | 0 | 7 |
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| IRS990ScheduleA/SupportingOrganization509a3Ind | 0 | X |
| IRS990ScheduleA/SupportingOrgType3NonFuncInd | 0 | X |
| IRS990ScheduleA/SupportSumAmt | 0 | 305709 |
| IRS990/ScheduleBRequiredInd | 0 | false |
| IRS990ScheduleI/GrantRecordsMaintainedInd | 0 | true |
| IRS990ScheduleI/RecipientTable/CashGrantAmt | 0 | 305709 |
| IRS990ScheduleI/RecipientTable/IRCSectionDesc | 0 | 501(c)(3) |
| IRS990ScheduleI/RecipientTable/PurposeOfGrantTxt | 0 | GENERAL SUPPORT |
| IRS990ScheduleI/RecipientTable/RecipientBusinessName/BusinessNameLine1Txt | 0 | MCHENRY COUNTY HISTORICAL SOCIETY |
| IRS990ScheduleI/RecipientTable/RecipientEIN | 0 | 840631786 |
| IRS990ScheduleI/RecipientTable/USAddress/AddressLine1Txt | 0 | 6432 MAIN STREET |
| IRS990ScheduleI/RecipientTable/USAddress/CityNm | 0 | UNION |
| IRS990ScheduleI/RecipientTable/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990ScheduleI/RecipientTable/USAddress/ZIPCd | 0 | 60180 |
| IRS990ScheduleI/RecipientTable/ValuationMethodUsedDesc | 0 | FMV |
| IRS990ScheduleI/SupplementalInformationDetail/ExplanationTxt | 0 | MEETINGS AT LEAST ANNUALLY WITH SUPPORTED ORGANIZATION |
| IRS990ScheduleI/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | EXPLANATION FOR FORM 990, SCHEDULE I, PART 1, LINE 2 |
| IRS990ScheduleI/Total501c3OrgCnt | 0 | 1 |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | NOT APPLICABLE |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | A COPY OF FORM 990 IS SENT TO THE TRUSTEE FOR REVIEW AND COMMENTS |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | ANNUAL ACKNOWLEDGEMENT BY TRUSTEE |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | AVAILABLE UPON REQUEST |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | 2023 Transactions Posted in 2024 $483; 2024 Transactions Posted in 2025 ($325); 2023 Sales Posted in 2024 ($4); Cost Basis Adjustment ($73) |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | EXPLANATION FOR FORM 990, PAGE 6, PART VI, LINE 8b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990, PAGE 6, PART VI, LINE 11-DESCRIPTION OF PROCESS FOR REVIEW |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | EXPLANATION FOR FORM 990, PAGE 6, PART VI, LINE 12c |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | FORM 990, PAGE 6, PART VI, LINE 19 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | EXPLANATION FOR FORM 990, PART XI, LINE 9 |
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| IRS990ScheduleR/AssetPurchaseFromOtherOrgInd | 0 | false |
| IRS990ScheduleR/AssetSaleToOtherOrgInd | 0 | false |
| IRS990ScheduleR/DivRelatedOrganizationInd | 0 | false |
| IRS990ScheduleR/GiftGrntCapContriFromOthOrgInd | 0 | false |
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| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/AddressLine1Txt | 0 | 6432 MAIN STREET |
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| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/ZIPCd | 0 | 60180 |
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| IRS990ScheduleR/PerformOfServicesForOthOrgInd | 0 | false |
| IRS990ScheduleR/ReceiptOfIntAnntsRntsRyltsInd | 0 | false |
| IRS990ScheduleR/ReimbursementPaidByOtherOrgInd | 0 | false |
| IRS990ScheduleR/ReimbursementPaidToOtherOrgInd | 0 | false |
| IRS990ScheduleR/RentalOfFacilitiesToOthOrgInd | 0 | false |
| IRS990ScheduleR/RentalOfFcltsFromOthOrgInd | 0 | false |
| IRS990ScheduleR/SharingOfFacilitiesInd | 0 | false |
| IRS990ScheduleR/TransferFromOtherOrgInd | 0 | false |
| IRS990ScheduleR/TransferToOtherOrgInd | 0 | false |
| IRS990/SchoolOperatingInd | 0 | false |
| IRS990/SignificantChangeInd | 0 | false |
| IRS990/SignificantNewProgramSrvcInd | 0 | false |
| IRS990/StatesWhereCopyOfReturnIsFldCd | 0 | IL |
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| IRS990/SubjectToProxyTaxInd | 0 | false |
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| IRS990/TaxablePartyNotificationInd | 0 | false |
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| IRS990/TotalAssetsEOYAmt | 0 | 2533878 |
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| IRS990/TotalAssetsGrp/EOYAmt | 0 | 2533878 |
| IRS990/TotalCompGreaterThan150KInd | 0 | false |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 19793 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 329804 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 349597 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesBOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
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| IRS990/TotalOtherCompensationAmt | 0 | 0 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 329804 |
| IRS990/TotalReportableCompFromOrgAmt | 0 | 39585 |
| IRS990/TotalRevenueGrp/ExclusionAmt | 0 | 180429 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 180429 |
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| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 2533878 |
| IRS990/TotReportableCompRltdOrgAmt | 0 | 0 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
| IRS990/TypeOfOrganizationTrustInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | PO BOX 803878 |
| IRS990/USAddress/CityNm | 0 | CHICAGO |
| IRS990/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990/USAddress/ZIPCd | 0 | 60680 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 1 |
| IRS990/VotingMembersIndependentCnt | 0 | 0 |
| IRS990/WebsiteAddressTxt | 0 | N/A |
| IRS990/WhistleblowerPolicyInd | 0 | false |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | THE NORTHERN TRUST COMPANY |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | OFFICER |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 3126306000 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-08-15 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | THE MALCOLM AND DOROTHY WARNER MCEACHREN |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | MCEA |
| ReturnHeader/Filer/EIN | 0 | 367008405 |
| ReturnHeader/Filer/PhoneNum | 0 | 3126306000 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | THE NORTHERN TRUST COMPANY |
| ReturnHeader/Filer/USAddress/CityNm | 0 | PO BOX CHICAGO |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 60680 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | true |
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