Civic Intelligence

Yaphank Historical Society

EIN 23-7396005 • 501(c)3 • Yaphank, NY

Profile

To increase knowledge of, and promote interest in, all subjects dealing with american history, relative to and encompassing yaphank and the surrounding areas, as it is known today. To promote and encourage historical research and to disseminate knowledge; to collect and preserve letters, manuscripts, maps, paintings, books, newspapers, and other documents, relics and antiquities of every kind. To discover, procure and preserve material of all kinds which illustrates american history and to engage in kindred purposes of a lawful nature. To encourage and aid in the preservation of historical buildings and landmarks.

PO Box 111Yaphank, NY 11980

www.yaphankhistorical.org

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

68th percentile

0.02x

Higher debt load relative to assets than 68% of similar nonprofits.

NTEE A • <$500k nonprofits • Source year 2024

Liabilities / Revenue

85th percentile

0.19x

Higher debt load relative to revenue than 85% of similar nonprofits.

NTEE A • <$500k nonprofits • Source year 2024

Net Margin

25th percentile

-8.4%

Higher net margin than 25% of similar nonprofits.

NTEE A • <$500k nonprofits • Source year 2024

Top Officer Pay

92nd percentile

$0

Higher top officer pay than 92% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

NTEE A82 • <$500k nonprofits • Source year 2024

Asset Growth

45th percentile

-0.2%

Faster asset growth than 45% of similar nonprofits.

NTEE A • <$500k nonprofits • Annualized from 2023 to 2024

Revenue Growth

28th percentile

-24%

Faster revenue growth than 28% of similar nonprofits.

NTEE A • <$500k nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / Assets68th percentile

Assets

Down

$370,903

Down $806 (-0.2%) from 2023

Liabilities

Up

$7,500

Up $2,500 (+50%) from 2023

Net Assets

Down

$363,403

Down $3,306 (-0.9%) from 2023

Operations
Liabilities / Revenue85th percentileNet Margin25th percentile

Revenue

Down

$39,205

Down $12,306 (-24%) from 2023

Expenses

Down

$42,511

Down $2,215 (-5.0%) from 2023

Net Income

Down

-$3,306

Down $10,091 (-149%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth45th percentile

Grouped bars show assets, liabilities, and net assets across loaded filings.

$600K$400K$200K$0Assets 2011: $17,454Net Assets 2011: $17,4542011Assets 2012: $61,998Net Assets 2012: $61,9982012Assets 2013: $89,034Net Assets 2013: $89,0342013Assets 2014: $106,892Net Assets 2014: $106,8922014Assets 2015: $115,812Net Assets 2015: $115,8122015Assets 2016: $120,854Net Assets 2016: $120,8542016Assets 2017: $116,953Net Assets 2017: $116,9532017Assets 2018: $408,960Liabilities 2018: $0Net Assets 2018: $408,9602018Assets 2019: $408,398Liabilities 2019: $0Net Assets 2019: $408,3982019Assets 2020: $390,080Liabilities 2020: $0Net Assets 2020: $390,0802020Assets 2021: $376,170Liabilities 2021: $0Net Assets 2021: $376,1702021Assets 2022: $364,929Liabilities 2022: $5,000Net Assets 2022: $359,9292022Assets 2023: $371,709Liabilities 2023: $5,000Net Assets 2023: $366,7092023Assets 2024: $370,903Liabilities 2024: $7,500Net Assets 2024: $363,4032024

Highlighted filing

2024

Assets$370,903
Liabilities$7,500
Net Assets$363,403
Open 2024 Filing

Operations Trend

Revenue Growth28th percentile

Revenue, expenses, and net income by year, with the latest filing highlighted.

$400K$300K$200K$100K$0-$100KRevenue 2011: $16,057Expenses 2011: $6,574Net Income 2011: $9,4832011Revenue 2012: $53,362Expenses 2012: $8,816Net Income 2012: $44,5462012Revenue 2013: $38,855Expenses 2013: $11,820Net Income 2013: $27,0352013Revenue 2014: $42,532Expenses 2014: $24,672Net Income 2014: $17,8602014Revenue 2015: $27,206Expenses 2015: $19,056Net Income 2015: $8,1502015Revenue 2016: $35,009Expenses 2016: $29,969Net Income 2016: $5,0402016Revenue 2017: $27,961Expenses 2017: $31,860Net Income 2017: -$3,8992017Revenue 2018: $327,929Expenses 2018: $35,922Net Income 2018: $292,0072018Revenue 2019: $38,736Expenses 2019: $39,298Net Income 2019: -$5622019Revenue 2020: $42,849Expenses 2020: $61,167Net Income 2020: -$18,3182020Revenue 2021: $24,245Expenses 2021: $38,154Net Income 2021: -$13,9092021Revenue 2022: $47,341Expenses 2022: $63,582Net Income 2022: -$16,2412022Revenue 2023: $51,511Expenses 2023: $44,726Net Income 2023: $6,7852023Revenue 2024: $39,205Expenses 2024: $42,511Net Income 2024: -$3,3062024

Highlighted filing

2024

Revenue$39,205
Expenses$42,511
Net Income-$3,306
Open 2024 Filing

Filings

Most recent year

2024 • Form 990Detailed filing. Detailed filing data is available for this year.

Open filing
Assets
$370,903
Liabilities
$7,500
Net assets
$363,403
Revenue
$39,205
Expenses
$42,511
Net income
-$3,306
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$3.71$0.08$3.63$0.39$0.43$0.03
2023Detailed filing. Detailed filing data is available for this year.$3.72$0.05$3.67$0.52$0.45$0.07
2022Detailed filing. Detailed filing data is available for this year.$3.65$0.05$3.60$0.47$0.64$0.16
2021Facts available. Structured filing facts are available, but richer extracted sections are limited.$3.76$0.00$3.76$0.24$0.38$0.14
2020Detailed filing. Detailed filing data is available for this year.$3.90$0.00$3.90$0.43$0.61$0.18
2019Detailed filing. Detailed filing data is available for this year.$4.08$0.00$4.08$0.39$0.39$0.01
2018Detailed filing. Detailed filing data is available for this year.$4.09$0.00$4.09$3.28$0.36$2.92
2017Detailed filing. Detailed filing data is available for this year.$1.17$1.17$0.28$0.32$0.04
2016Detailed filing. Detailed filing data is available for this year.$1.21$1.21$0.35$0.30$0.05
2015Detailed filing. Detailed filing data is available for this year.$1.16$1.16$0.27$0.19$0.08
2014Detailed filing. Detailed filing data is available for this year.$1.07$1.07$0.43$0.25$0.18
2013Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.89$0.89$0.39$0.12$0.27
2012Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.62$0.62$0.53$0.09$0.45
2011Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.17$0.17$0.16$0.07$0.09
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Sep 1, 2023 to Aug 31, 2024
Signed
Jul 10, 2025
Return Version
2023v6.0
Gross Receipts
$50,866
Mission and Program Overview

Mission

To increase knowledge of, and promote interest in, all subjects dealing with american history, relative to and encompassing yaphank and the surrounding areas, as it is known today. To promote and encourage historical research and to disseminate knowledge; to collect and preserve letters, manuscripts, maps, paintings, books, newspapers, and other documents, relics and antiquities of every kind. To discover, procure and preserve material of all kinds which illustrates american history and to engage in kindred purposes of a lawful nature. To encourage and aid in the preservation of historical buildings and landmarks.

Balance Sheet Detail
LineBeginningEndChange
Assets
Land, Buildings, and Equipment, Net$363,895$352,558▼ $11,337
Cash and Non-Interest-Bearing Accounts$7,494$16,345▲ $8,851
Inventories for Sale or Use$320$2,000▲ $1,680
Total Assets$371,709$370,903▼ $806
Liabilities
Other Liabilities$5,000$7,500▲ $2,500
Total Liabilities$5,000$7,500▲ $2,500
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$366,709$363,403▼ $3,306
Total Net Assets Fund Balance$366,709$363,403▼ $3,306
Total Liabilities and Net Assets / Fund Balance$371,709$370,903▼ $806

Asset Categories

AssetBook ValueDepreciationBasis
Leasehold Improvements$352,558$90,588$443,146
Other Land Buildings-$33,110$33,110
Equipment-$2,133$2,133
Compensation and Service Providers
Top Officer Pay92nd percentile

Board Members and Trustees

NameTitle
Robert KesslerPresident
Lynne Scofield1-yr Trustee
Michael Cain1-yr Trustee
Nancy Best1-yr Trustee
Dale Clancy2-yr Trustee
Gary Scherpich3-yr Trustee
Mary Laura LamontArchivist
Trish FoleyBooth House
Marie DeschCorr. Secret
Helen KalbachCurator
Karen MouzakesHistorian Em
Kitty DanielsLibrarian
Kathleen SchmidtLifetime Boa
Judith BirdRecording Se
Audrey KesslerTreasurer
Jim VavrinaVice Preside
Revenue and Support

Revenue Composition

Contributions and Grants
$33,212
Program Service Revenue
$0
Investment Income
$0
Other Revenue
$5,993
All Other Contributions
$7,058
Change in Net Assets
$-3,306

Audited Revenue Reconciliation

Revenue per Audited Statements
$39,205
Total Revenue per Audited Statements
$39,205
Total Revenue per Form 990
$39,205
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$41,339
Grants and Similar Amounts Paid$1,172
Professional Fundraising Fees$0
Salaries, Compensation, and Employee Benefits$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Office Expenses$11,585$1,164-$12,749
Depreciation Depletion$11,337--$11,337
Fees for Services Accounting$2,200--$2,200
Insurance$1,230--$1,230
Grants to Domestic Individuals$1,172--$1,172
All Other Expenses$286$275-$561
Advertising$414--$414
Other Expenses$160--$160
Total Functional Expenses$41,072$1,439$0$42,511

Audited Expense Reconciliation

Line ItemAmount
Expenses per Audited Statements$42,511
Total Expenses per Audited Statements$42,511
Total Expenses per Form 990$42,511
Fundraising, Events, and Gaming
Fundraising activities
Yes
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Fundraising Direct Expenses$11,661
Fundraising Gross Income$11,661
Professional Fundraising Fees$0

Fundraising Events

EventGross ReceiptsGross RevenueDirect ExpensesNet Income
50th Anniversar$14,124$9,108$6,300$2,808
Total Events$14,124$9,108$6,300$2,808
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Debt and Bond Financing

Other Reported Liabilities

LiabilityAmount
Loan Payable$7,500
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
No
Compensation from other sources disclosed
No
CEO compensation reviewed
No
Other officer compensation reviewed
No
Conflict-of-interest policy
No
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990, Page 6, Part VI, Line 11B

“No review was or will be conducted.”

Form 990, Page 6, Part VI, Line 19

“UPON REQUEST.”

Filing and Contact Details

Filer

Filer Name
Yaphank Historical Society
EIN
23-7396005
Address
PO BOX 111, YAPHANK, NY 11980

Signing Officer

Name
Robert Kessler
Title
President
Signed
2025-07-10
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Robert Kessler
Formed
1974
Legal Domicile
Ny
Voting Board Members
15
Independent Board Members
15
Employees
0
Volunteers
16

Preparer

Firm
Cullen & Danowski Llp
Address
1650 ROUTE 112, PORT JEFFERSON STA, NY 11776-3060
Preparer
Jill S Sanders CPA
Phone
6314733400
Supplemental Narrative

Additional Explanations

FORM 990 - ORGANIZATION'S MISSION

“To increase knowledge of, and promote interest in, all subjects dealing with american history, relative to and encompassing yaphank and the surrounding areas, as it is known today. To promote and encourage historical research and to disseminate knowledge; to collect and preserve letters, manuscripts, maps, paintings, books, newspapers, and other documents, relics and antiquities of every kind. To discover, procure and preserve material of all kinds which illustrates american history and to engage in kindred purposes of a lawful nature. To encourage and aid in the preservation of historical buildings and landmarks.”

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IRS990/Form990PartVIISectionAGrp/TitleTxt0PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt1VICE PRESIDE
IRS990/Form990PartVIISectionAGrp/TitleTxt2CORR. SECRET
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IRS990/Form990PartVIISectionAGrp/TitleTxt4LIBRARIAN
IRS990/Form990PartVIISectionAGrp/TitleTxt5HISTORIAN EM
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IRS990/Form990PartVIISectionAGrp/TitleTxt112-YR TRUSTEE
IRS990/Form990PartVIISectionAGrp/TitleTxt121-YR TRUSTEE
IRS990/Form990PartVIISectionAGrp/TitleTxt131-YR TRUSTEE
IRS990/Form990PartVIISectionAGrp/TitleTxt14BOOTH HOUSE
IRS990/Form990PartVIISectionAGrp/TitleTxt15TREASURER
IRS990/Form990ProvidedToGvrnBodyInd0false
IRS990/FormationYr01974
IRS990/FormerOfcrEmployeesListedInd0false
IRS990/FSAuditedInd0false
IRS990/FundraisingActivitiesInd0true
IRS990/FundraisingAmt05016
IRS990/FundraisingDirectExpensesAmt011661
IRS990/FundraisingGrossIncomeAmt011661
IRS990/GamingActivitiesInd0false
IRS990/GoverningBodyVotingMembersCnt015
IRS990/GovernmentGrantsAmt018878
IRS990/GrantAmt01172
IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt01172
IRS990/GrantsToDomesticIndividualsGrp/TotalAmt01172
IRS990/GrantsToIndividualsInd0false
IRS990/GrantsToOrganizationsInd0false
IRS990/GrantToRelatedPersonInd0false
IRS990/GrossReceiptsAmt050866
IRS990/GrossSalesOfInventoryAmt05829
IRS990/GroupReturnForAffiliatesInd0false
IRS990/IncludeFIN48FootnoteInd0false
IRS990/IndependentAuditFinclStmtInd0false
IRS990/IndependentVotingMemberCnt015
IRS990/IndoorTanningServicesInd0false
IRS990/InfoInScheduleOPartIIIInd0X
IRS990/InfoInScheduleOPartVIInd0X
IRS990/InsuranceGrp/ProgramServicesAmt01230
IRS990/InsuranceGrp/TotalAmt01230
IRS990/InventoriesForSaleOrUseGrp/BOYAmt0320
IRS990/InventoriesForSaleOrUseGrp/EOYAmt02000
IRS990/InvestmentInJointVentureInd0false
IRS990/IRPDocumentCnt00
IRS990/IRPDocumentW2GCnt00
IRS990/LandBldgEquipAccumDeprecAmt0125831
IRS990/LandBldgEquipBasisNetGrp/BOYAmt0363895
IRS990/LandBldgEquipBasisNetGrp/EOYAmt0352558
IRS990/LandBldgEquipCostOrOtherBssAmt0478389
IRS990/LegalDomicileStateCd0NY
IRS990/LoanOutstandingInd0false
IRS990/LobbyingActivitiesInd0false
IRS990/LocalChaptersInd0false
IRS990/MaterialDiversionOrMisuseInd0false
IRS990/MembershipDuesAmt02260
IRS990/MembersOrStockholdersInd0false
IRS990/MethodOfAccountingAccrualInd0X
IRS990/MinutesOfCommitteesInd0true
IRS990/MinutesOfGoverningBodyInd0true
IRS990/MissionDesc0TO INCREASE KNOWLEDGE OF, AND PROMOTE INTEREST IN, ALL SUBJECTS DEALING WITH AMERICAN HISTORY, RELATIVE TO AND ENCOMPASSING YAPHANK AND THE SURROUNDING AREAS, AS IT IS KNOWN TODAY. TO PROMOTE AND ENCOURAGE HISTORICAL RESEARCH AND TO DISSEMINATE KNOWLEDGE; TO COLLECT AND PRESERVE LETTERS, MANUSCRIPTS, MAPS, PAINTINGS, BOOKS, NEWSPAPERS, AND OTHER DOCUMENTS, RELICS AND ANTIQUITIES OF EVERY KIND. TO DISCOVER, PROCURE AND PRESERVE MATERIAL OF ALL KINDS WHICH ILLUSTRATES AMERICAN HISTORY AND TO ENGAGE IN KINDRED PURPOSES OF A LAWFUL NATURE. TO ENCOURAGE AND AID IN THE PRESERVATION OF HISTORICAL BUILDINGS AND LANDMARKS.
IRS990/MoreThan5000KToIndividualsInd0false
IRS990/MoreThan5000KToOrgInd0false
IRS990/NetAssetsOrFundBalancesBOYAmt0366709
IRS990/NetAssetsOrFundBalancesEOYAmt0363403
IRS990/NetIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt05829
IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt05829
IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt0366709
IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt0363403
IRS990/NoListedPersonsCompensatedInd0X
IRS990/NondeductibleContributionsInd0false
IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt01164
IRS990/OfficeExpensesGrp/ProgramServicesAmt011585
IRS990/OfficeExpensesGrp/TotalAmt012749
IRS990/OfficerMailingAddressInd0false
IRS990/OperateHospitalInd0false
IRS990/Organization501c3Ind0X
IRS990/OrganizationFollowsFASB117Ind0X
IRS990/OtherExpensesGrp/Desc0PROGRAM SERVICES
IRS990/OtherExpensesGrp/Desc1REPAIRS
IRS990/OtherExpensesGrp/Desc2TELEPHONE & FAX
IRS990/OtherExpensesGrp/Desc3MISC EXPENSE
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IRS990/OtherExpensesGrp/ProgramServicesAmt14864
IRS990/OtherExpensesGrp/ProgramServicesAmt22676
IRS990/OtherExpensesGrp/ProgramServicesAmt3160
IRS990/OtherExpensesGrp/TotalAmt05148
IRS990/OtherExpensesGrp/TotalAmt14864
IRS990/OtherExpensesGrp/TotalAmt22676
IRS990/OtherExpensesGrp/TotalAmt3160
IRS990/OtherLiabilitiesGrp/BOYAmt05000
IRS990/OtherLiabilitiesGrp/EOYAmt07500
IRS990/PartialLiquidationInd0false
IRS990/PoliticalCampaignActyInd0false
IRS990/PrincipalOfficerNm0ROBERT KESSLER
IRS990/ProfessionalFundraisingInd0false
IRS990/ProhibitedTaxShelterTransInd0false
IRS990/PYContributionsGrantsAmt051079
IRS990/PYExcessBenefitTransInd0false
IRS990/PYGrantsAndSimilarPaidAmt01845
IRS990/PYOtherExpensesAmt042881
IRS990/PYOtherRevenueAmt0432
IRS990/PYRevenuesLessExpensesAmt06785
IRS990/PYTotalExpensesAmt044726
IRS990/PYTotalRevenueAmt051511
IRS990/ReconcilationRevenueExpnssAmt0-3306
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IRS990/RelatedOrganizationCtrlEntInd0false
IRS990/ReportInvestmentsOtherSecInd0false
IRS990/ReportLandBuildingEquipmentInd0true
IRS990/ReportOtherAssetsInd0false
IRS990/ReportOtherLiabilitiesInd0true
IRS990/ReportProgramRelatedInvstInd0false
IRS990/RoyaltiesRevenueGrp/RelatedOrExemptFuncIncomeAmt0164
IRS990/RoyaltiesRevenueGrp/TotalRevenueColumnAmt0164
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt033212
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt051079
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt048217
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt024875
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt043165
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt0200548
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt01
IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt01
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt017654
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt04514
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt02658
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt01410
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt06653
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt032889
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt01
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt01
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IRS990ScheduleA/InvestmentIncomePYPct00.00000
IRS990ScheduleA/PubliclySupportedOrg509a2Ind0X
IRS990ScheduleA/PublicSupportCY509Pct01.00000
IRS990ScheduleA/PublicSupportPY509Pct00.99990
IRS990ScheduleA/PublicSupportTotal509Amt0233437
IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind0X
IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt050866
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt055593
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt050875
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt026285
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt049818
IRS990ScheduleA/Total509Grp/TotalAmt0233437
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt050866
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt055593
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt050875
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt026286
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt049818
IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt0233438
IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine10RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorNum0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine10RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine20RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt0RESTRICTED
IRS990/ScheduleBRequiredInd0true
IRS990ScheduleD/EquipmentGrp/DepreciationAmt02133
IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt02133
IRS990ScheduleD/ExpensesSubtotalAmt042511
IRS990ScheduleD/LeaseholdImprovementsGrp/BookValueAmt0352558
IRS990ScheduleD/LeaseholdImprovementsGrp/DepreciationAmt090588
IRS990ScheduleD/LeaseholdImprovementsGrp/OtherCostOrOtherBasisAmt0443146
IRS990ScheduleD/OtherLandBuildingsGrp/DepreciationAmt033110
IRS990ScheduleD/OtherLandBuildingsGrp/OtherCostOrOtherBasisAmt033110
IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt07500
IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc0LOAN PAYABLE
IRS990ScheduleD/RevenueSubtotalAmt039205
IRS990ScheduleD/TotalBookValueLandBuildingsAmt0352558
IRS990ScheduleD/TotalExpensesPerForm990Amt042511
IRS990ScheduleD/TotalLiabilityAmt07500
IRS990ScheduleD/TotalRevenuePerForm990Amt039205
IRS990ScheduleD/TotalRevEtcAuditedFinclStmtAmt039205
IRS990ScheduleD/TotExpnsEtcAuditedFinclStmtAmt042511
IRS990ScheduleG/FundraisingEventInformationGrp/CharitableContributionsTotAmt05016
IRS990ScheduleG/FundraisingEventInformationGrp/CharitableContriEvent1Amt05016
IRS990ScheduleG/FundraisingEventInformationGrp/DirectExpenseSummaryEventsAmt06300
IRS990ScheduleG/FundraisingEventInformationGrp/Event1Nm050TH ANNIVERSAR
IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsEvent1Amt014124
IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsTotalAmt014124
IRS990ScheduleG/FundraisingEventInformationGrp/GrossRevenueEvent1Amt09108
IRS990ScheduleG/FundraisingEventInformationGrp/GrossRevenueTotalEventsAmt09108
IRS990ScheduleG/FundraisingEventInformationGrp/NetIncomeSummaryAmt02808
IRS990ScheduleG/FundraisingEventInformationGrp/OthDirectExpnssTotalEventsAmt06300
IRS990ScheduleG/FundraisingEventInformationGrp/OtherDirectExpensesEvent1Amt06300
IRS990/ScheduleJRequiredInd0false
IRS990/ScheduleORequiredInd0false
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0TO INCREASE KNOWLEDGE OF, AND PROMOTE INTEREST IN, ALL SUBJECTS DEALING WITH AMERICAN HISTORY, RELATIVE TO AND ENCOMPASSING YAPHANK AND THE SURROUNDING AREAS, AS IT IS KNOWN TODAY. TO PROMOTE AND ENCOURAGE HISTORICAL RESEARCH AND TO DISSEMINATE KNOWLEDGE; TO COLLECT AND PRESERVE LETTERS, MANUSCRIPTS, MAPS, PAINTINGS, BOOKS, NEWSPAPERS, AND OTHER DOCUMENTS, RELICS AND ANTIQUITIES OF EVERY KIND. TO DISCOVER, PROCURE AND PRESERVE MATERIAL OF ALL KINDS WHICH ILLUSTRATES AMERICAN HISTORY AND TO ENGAGE IN KINDRED PURPOSES OF A LAWFUL NATURE. TO ENCOURAGE AND AID IN THE PRESERVATION OF HISTORICAL BUILDINGS AND LANDMARKS.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1NO REVIEW WAS OR WILL BE CONDUCTED.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2UPON REQUEST.
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0FORM 990 - ORGANIZATION'S MISSION
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1FORM 990, PAGE 6, PART VI, LINE 11B
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2FORM 990, PAGE 6, PART VI, LINE 19
IRS990/SchoolOperatingInd0false
IRS990/SignificantChangeInd0false
IRS990/SignificantNewProgramSrvcInd0false
IRS990/StatesWhereCopyOfReturnIsFldCd0NY
IRS990/SubjectToExcsTaxNetInvstIncInd0false
IRS990/SubjectToProxyTaxInd0false
IRS990/SubjToTaxRmnrtnExPrchtPymtInd0false
IRS990/TaxablePartyNotificationInd0false
IRS990/TaxExemptBondsInd0false
IRS990/TerminateOperationsInd0false
IRS990/TotalAssetsBOYAmt0371709
IRS990/TotalAssetsEOYAmt0370903
IRS990/TotalAssetsGrp/BOYAmt0371709
IRS990/TotalAssetsGrp/EOYAmt0370903
IRS990/TotalCompGreaterThan150KInd0false
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IRS990/TotalFunctionalExpensesGrp/FundraisingAmt00
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IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt041072
IRS990/TotalFunctionalExpensesGrp/TotalAmt042511
IRS990/TotalGrossUBIAmt00
IRS990/TotalLiabilitiesBOYAmt05000
IRS990/TotalLiabilitiesEOYAmt07500
IRS990/TotalLiabilitiesGrp/BOYAmt05000
IRS990/TotalLiabilitiesGrp/EOYAmt07500
IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt0366709
IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt0363403
IRS990/TotalProgramServiceExpensesAmt041072
IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt05993
IRS990/TotalRevenueGrp/TotalRevenueColumnAmt039205
IRS990/TotalVolunteersCnt016
IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt0371709
IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt0370903

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