Civic Intelligence

Mono Basin Historical Society

EIN 91-2053114 • 501(c)3 • Lee Vining, CA

Profile

The primary objective and purpose of this Society are to discover, procure, promote, and preserve whatever may relate to the natural, civil, literary, economic, and/or ecclesiastical history of the Mono Basin in general, and to maintain the Old Mono Lake Schoolhouse as a museum displaying artifacts pertinent to the Mono Basin. The Mono Basin Historical Society will endeavor to further the educational opportunities of the peoples of the Mono Basin.

PO Box 31Lee Vining, CA 93541

n/A

Siviq Scores

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

Liabilities / Assets

Score unavailable

No value available

Liabilities-to-assets requires both liabilities and assets on the latest valid filing.

Source year 2024

Liabilities / Revenue

Score unavailable

No value available

Liabilities-to-revenue requires both liabilities and revenue on the latest valid filing.

Source year 2024

Net Margin

78th percentile

24%

Higher net margin than 78% of similar nonprofits.

501(c)3 • <$500k nonprofits • Source year 2024

Top Officer Pay

84th percentile

$0

Higher top officer pay than 84% of similar nonprofits.

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

501(c)3 • <$500k nonprofits • Source year 2024

Asset Growth

74th percentile

17%

Faster asset growth than 74% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2022 to 2024

Revenue Growth

35th percentile

-15%

Faster revenue growth than 35% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2022 to 2024

Balance Sheet
Liabilities / AssetsScore unavailable

Assets

Up

$74,021

Up $20,124 (+37%) from 2022

Liabilities

-

No earlier filing loaded for comparison.

Net Assets

Up

$74,021

Up $20,295 (+38%) from 2022

Operations
Liabilities / RevenueScore unavailableNet Margin78th percentile

Revenue

Down

$22,973

Down $8,915 (-28%) from 2022

Expenses

Down

$17,489

Down $3,435 (-16%) from 2022

Net Income

Down

$5,484

Down $5,480 (-50%) from 2022

Trend Graphs

Balance Sheet Trend

Asset Growth74th percentile

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

$80K$60K$40K$20K$0Assets 2022: $53,897Liabilities 2022: $171Net Assets 2022: $53,7262022Assets 2024: $74,021Net Assets 2024: $74,0212024

Highlighted filing

2024

Assets$74,021
Liabilities-
Net Assets$74,021
Open 2024 Filing

Operations Trend

Revenue Growth35th percentile

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

$40K$30K$20K$10K$0Revenue 2022: $31,888Expenses 2022: $20,924Net Income 2022: $10,9642022Revenue 2024: $22,973Expenses 2024: $17,489Net Income 2024: $5,4842024

Highlighted filing

2024

Revenue$22,973
Expenses$17,489
Net Income$5,484
Open 2024 Filing

Filings

Most recent year

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

Open filing
Assets
$74,021
Liabilities
-
Net assets
$74,021
Revenue
$22,973
Expenses
$17,489
Net income
$5,484
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$74.0$74.0$23.0$17.5$5.48
2022Detailed filing. Detailed filing data is available for this year.$53.9$0.17$53.7$31.9$20.9$11.0
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Mar 3, 2025
Return Version
2024v5.2
Gross Receipts
$24,563
Mission and Program Overview

Mission

Corporation dedicated to the preservation, protection, and interpretation of the kootzadukaa paiute, pioneer, and mining heritage of the mono basin.

Program Services

DescriptionGrantsExpenses
THE MUSEUM SERVES AS COMMUNITY OUTREACH TO EDUCATEVISITORS ABOUT THE HISTORY OF THE PIONEERS AND LOCAL NATIVE AMERICANS. SALES AND DONATIONS HELP TO KEEP THE DOORS OPEN.$9,681$7,181
THE GOST EVENT IS A FUNDRAISER THAT CONTRIBUTES TO THE EDUCATION AND SERVES AS COMMUNITY OUTREACH TO KEEP HISTORY ALIVE.A SHARED PERCENTAGE OF THE ADMISSION AND DONATIONS HELP TO KEEP THE MUSEUM DOORS OPEN.$0$2,500
Compensation and Service Providers
Top Officer Pay84th percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
DUNCAN KINGPresident-$0--
COLE HAWKINSVice President-$0--
CATHY FOYESecretary-$0--
ELLEN KINGTreasurer-$0--
Filing and Contact Details

Filer

Filer Name
Mono Basin Historical Society
EIN
91-2053114
Phone
7606476461
Address
PO BOX 31, LEE VINING, CA 93541

Signing Officer

Name
Ellen King
Title
Treasurer
Phone
7606476461
Signed
2025-03-03

Preparer

Firm
Ssential Solutions
Address
1119 S Mission Rd Unit 328, Fallbrook, CA 92028
Preparer
Dora Bessenbacher
Phone
8183479216
Supplemental Narrative

Additional Explanations

Form 990EZ, Part I, Line 10

“Alumni scholarship; educational; : , , , ; , 4000.”

Form 990EZ, Part I, Line 16

“INSURANCE 2780.”

Form 990EZ, Part I, Line 16

“MERCHANT FEES 60.”

Form 990EZ, Part I, Line 16

“SOFTWARE/COMPUTER 592.”

Form 990EZ, Part I, Line 16

“SMALL EQUIPMENT 1929.”

Form 990EZ, Part I, Line 16

“Payroll processing fees 588.”

Form 990EZ, Part I, Line 16

“Repair and maintenance 18.”

Form 990EZ, Part I, Line 16

“SUPPLIES 25.”

Form 990EZ, Part I, Line 16

“Dues and subscriptions 450.”

Form 990EZ, Part I, Line 16

“TAXES AND LICENSES 560.”

Form 990EZ, Part I, Line 20

“Adjustment to bank acct ending balance from prior year -254.”

Raw XML Appendix192 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

Path#Value
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IRS990EZ/BooksInCareOfDetail/PhoneNum08183895451
IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt0PO BOX 132
IRS990EZ/BooksInCareOfDetail/USAddress/CityNm0LEE VINING
IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd0CA
IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd093541
IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt068791
IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt074021
IRS990EZ/ChgMadeToOrgnzngDocNotRptInd0false
IRS990EZ/ContributionsGiftsGrantsEtcAmt015380
IRS990EZ/CostOfGoodsSoldAmt01552
IRS990EZ/CostOrOtherBasisExpenseSaleAmt00
IRS990EZ/DonorAdvisedFndsInd0false
IRS990EZ/EngagedInExcessBenefitTransInd0false
IRS990EZ/ExcessOrDeficitForYearAmt05484
IRS990EZ/FiledScheduleAInd0true
IRS990EZ/ForeignFinancialAccountInd0false
IRS990EZ/ForeignOfficeInd0false
IRS990EZ/Form1120PolFiledInd0false
IRS990EZ/Form990TotalAssetsGrp/BOYAmt068791
IRS990EZ/Form990TotalAssetsGrp/EOYAmt074021
IRS990EZ/FundraisingGrossIncomeAmt03276
IRS990EZ/GainOrLossFromSaleOfAssetsAmt00
IRS990EZ/GrantsAndSimilarAmountsPaidAmt04000
IRS990EZ/GrossProfitLossSlsOfInvntryAmt02258
IRS990EZ/GrossReceiptsAmt024563
IRS990EZ/GrossReceiptsForPublicUseAmt00
IRS990EZ/GrossSalesOfInventoryAmt03810
IRS990EZ/InfoInScheduleOPartIInd0X
IRS990EZ/InitiationFeesAndCapContriAmt00
IRS990EZ/InvestmentIncomeAmt035
IRS990EZ/LobbyingActivitiesInd0false
IRS990EZ/MadeLoansToFromOfficersInd0false
IRS990EZ/MembershipDuesAmt02062
IRS990EZ/MethodOfAccountingAccrualInd0X
IRS990EZ/NetAssetsOrFundBalancesBOYAmt068791
IRS990EZ/NetAssetsOrFundBalancesEOYAmt074021
IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt068791
IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt074021
IRS990EZ/OccupancyRentUtltsAndMaintAmt01701
IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt01.00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt11.00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt21.00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt31.00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt10
IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt20
IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt30
IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt10
IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt20
IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt30
IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt10
IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt20
IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt30
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm0DUNCAN KING
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm1COLE HAWKINS
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm2CATHY FOYE
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm3ELLEN KING
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt0PRESIDENT
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt1VICE PRESIDENT
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt2SECRETARY
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt3TREASURER
IRS990EZ/OperateHospitalInd0false
IRS990EZ/Organization501c3Ind0X
IRS990EZ/OrganizationDissolvedEtcInd0false
IRS990EZ/OrganizationHadUBIInd0false
IRS990EZ/OtherChangesInNetAssetsAmt0-254
IRS990EZ/OtherExpensesTotalAmt07002
IRS990EZ/PartVIHghstPdCntrctProfSrvcTxt0NONE
IRS990EZ/PartVIOfCompOfHghstPdEmplTxt0NONE
IRS990EZ/PoliticalCampaignActyInd0false
IRS990EZ/PrimaryExemptPurposeTxt0CORPORATION DEDICATED TO THE PRESERVATION, PROTECTION, AND INTERPRETATION OF THE KOOTZADUKAA PAIUTE, PIONEER, AND MINING HERITAGE OF THE MONO BASIN.
IRS990EZ/PrintingPublicationsPostageAmt0650
IRS990EZ/ProgramServiceRevenueAmt00
IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt0THE MUSEUM SERVES AS COMMUNITY OUTREACH TO EDUCATEVISITORS ABOUT THE HISTORY OF THE PIONEERS AND LOCAL NATIVE AMERICANS. SALES AND DONATIONS HELP TO KEEP THE DOORS OPEN.
IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt1THE GOST EVENT IS A FUNDRAISER THAT CONTRIBUTES TO THE EDUCATION AND SERVES AS COMMUNITY OUTREACH TO KEEP HISTORY ALIVE.A SHARED PERCENTAGE OF THE ADMISSION AND DONATIONS HELP TO KEEP THE MUSEUM DOORS OPEN.
IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt09681
IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt10
IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt07181
IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt12500
IRS990EZ/ProhibitedTaxShelterTransInd0false
IRS990EZ/RelatedOrganizationCtrlEntInd0false
IRS990EZ/SalariesOtherCompEmplBnftAmt04136
IRS990EZ/SchoolOperatingInd0false
IRS990EZ/SpecialEventsDirectExpensesAmt038
IRS990EZ/SpecialEventsNetIncomeLossAmt03238
IRS990EZ/SubjectToProxyTaxInd0false
IRS990EZ/TanningServicesProvidedInd0false
IRS990EZ/TotalExpensesAmt017489
IRS990EZ/TotalProgramServiceExpensesAmt09681
IRS990EZ/TotalRevenueAmt022973
IRS990EZ/TransactionWithControlEntInd0false
IRS990EZ/TrnsfrExmptNonChrtblRltdOrgInd0false
IRS990EZ/TypeOfOrganizationCorpInd0X
IRS990EZ/WebsiteAddressTxt0N/A
IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt00
IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt0Other Income Part III, Line 12
IRS990ScheduleA/Form990ScheduleAPartVIGrp/FormAndLineReferenceDesc0Pt III Ln 12
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt020680
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt031647
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt025598
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt077925
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt035
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt023
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt012
IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt070
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt03810
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt06650
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt02972
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt013432
IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/TotalAmt00
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt035
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt023
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt012
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt070
IRS990ScheduleA/InvestmentIncomeCYPct00.00070
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus2YearsAmt03306
IRS990ScheduleA/OtherIncome509Grp/TotalAmt03306
IRS990ScheduleA/OtherSupportSumAmt00
IRS990ScheduleA/PubliclySupportedOrg509a2Ind0X
IRS990ScheduleA/PublicSupportCY170Pct00
IRS990ScheduleA/PublicSupportCY509Pct00.96440
IRS990ScheduleA/PublicSupportTotal509Amt091357
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/TotalAmt00
IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/TotalAmt00
IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind0X
IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt024490
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt038297
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt028570
IRS990ScheduleA/Total509Grp/TotalAmt091357
IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt094733
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
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0ALUMNI SCHOLARSHIP; EDUCATIONAL; : , , , ; , 4000.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1INSURANCE 2780.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2MERCHANT FEES 60.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt3SOFTWARE/COMPUTER 592.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt4SMALL EQUIPMENT 1929.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt5PAYROLL PROCESSING FEES 588.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt6REPAIR AND MAINTENANCE 18.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt7SUPPLIES 25.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt8DUES AND SUBSCRIPTIONS 450.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt9TAXES AND LICENSES 560.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt10ADJUSTMENT TO BANK ACCT ENDING BALANCE FROM PRIOR YEAR -254.
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Form 990EZ, Part I, Line 10
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1Form 990EZ, Part I, Line 16
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2Form 990EZ, Part I, Line 16
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc3Form 990EZ, Part I, Line 16
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc4Form 990EZ, Part I, Line 16
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc5Form 990EZ, Part I, Line 16
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc6Form 990EZ, Part I, Line 16
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc7Form 990EZ, Part I, Line 16
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc8Form 990EZ, Part I, Line 16
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc9Form 990EZ, Part I, Line 16
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc10Form 990EZ, Part I, Line 20
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/PersonNm0ELLEN KING
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0TREASURER
ReturnHeader/BusinessOfficerGrp/PhoneNum07606476461
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-03-03
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0MONO BASIN HISTORICAL SOCIETY
ReturnHeader/Filer/BusinessNameControlTxt0MONO
ReturnHeader/Filer/EIN0912053114
ReturnHeader/Filer/PhoneNum07606476461
ReturnHeader/Filer/USAddress/AddressLine1Txt0PO BOX 31
ReturnHeader/Filer/USAddress/CityNm0LEE VINING
ReturnHeader/Filer/USAddress/StateAbbreviationCd0CA
ReturnHeader/Filer/USAddress/ZIPCd093541
ReturnHeader/IRSResponsiblePrtyInfoCurrInd0true
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0954062817
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0Ssential Solutions
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt01119 S Mission Rd Unit 328
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0Fallbrook
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0CA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd092028
ReturnHeader/PreparerPersonGrp/PhoneNum08183479216
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0Dora Bessenbacher
ReturnHeader/ReturnTs02025-07-29T07:48:27-07:00
ReturnHeader/ReturnTypeCd0990EZ
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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