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Nonprofit · EIN 23-7327190

CONTRA COSTA COUNTY HISTORICAL SOCIETY INC

Tax-exempt · MARTINEZ, CA 94553

Financials

$178K$175K2023$186K$214K2024$204K$174K2025
Revenue Expenses · by fiscal year end
Financials of CONTRA COSTA COUNTY HISTORICAL SOCIETY INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$204,175$173,869$30,306$665,460$3,451$662,009
December 31, 2024990$185,593$214,464-$28,871$553,226$3,267$549,959
December 31, 2023990$177,853$175,162$2,691$495,131$2,759$492,372
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$184,407
of which government grants
$65,873
Membership dues
$23,645
Program service revenue
$5,099
Investment income
$6,015
Net income from sales of inventory
$8,654
Other revenue
$8,654

Expenses

Grants and similar amounts paid
$0
Benefits paid to members
$2,943
Compensation of officers, directors and key employees
$45,645
Salaries, compensation and benefits (total)
$49,487
Professional fundraising fees
$0
Program services (functional)
$2,943
Management and general (functional)
$170,926

Balance sheet and other

Total assets, start of year
$553,226
Total assets, end of year
$665,460
Total liabilities, end of year
$3,451
Net assets, end of year
$662,009
Gross receipts
$205,986
Employees
2
Volunteers
14
Year formed
1951
State of legal domicile
CA

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
Patricia L DavisExecutive Director
Trustee or director
30$34,500
Jennifer ApkarianBookkeeper
Key employee
8$11,145
Tara WeberPresident
Officer
8$0
Andrea Blachman1st Vice President
Officer
8$0
John Burgh2nd Vice President
Officer
8$0
Lisa GorrellSecretary
Officer
8$0
Steven JamesTreasurer
Officer
8$0
990 for the year ended December 31, 2024: 7 people
NameTitleHours / weekCompensation
Patricia L DavisExecutive Director
Trustee or director
30$31,500
Jennifer ApkarianBookkeeper
Key employee
8$12,578
Tara WeberPresident
Officer
8$0
Andrea Blachman1st Vice President
Officer
8$0
John Greitzer2nd Vice President
Officer
8$0
Lisa GorrellSecretary
Officer
8$0
Steven JamesTreasurer
Officer
8$0
990 for the year ended December 31, 2023: 8 people
NameTitleHours / weekCompensation
Patricia L DavisExecutive Director
Trustee or director
30$16,875
Michael McCarronExecutive Director
Trustee or director
30$16,000
Jennifer ApkarianBookkeeper
Key employee
8$11,115
John BurghPresident
Officer
8$0
Tara Weber1st Vice President
Officer
8$0
Lisa GorrellSecretary
Officer
8$0
Steven JamesTreasurer
Officer
8$0
Barry Goode2nd Vice President
Officer
8$0

Address and contacts

Address (IRS master file)
724 EELDELE ST, MARTINEZ, CA 94553-0000
In care of
% PRISCILLA COUDEN
Mailing address (990-N for 2011)
610 Main St, Martinez CA 94553
Principal officer (990 for 2025)
Steven O James, 724 Escobar Street, Martinez, CA 94553
Principal officer (990-N for 2011)
Priscilla Couden, 610 Main St, Martinez CA 94553
Signed the 990
Steven James, Treasurer
Phone
(925) 229-1042

California records

California keeps its own records of charities and corporations. Search them by EIN 23-7327190 or by the name CONTRA COSTA COUNTY HISTORICAL SOCIETY INC.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

Mission

To preserve, protect, and provide public access to records and heritage of Contra Costa County

990 for the year ended December 31, 2025

Program accomplishments

  • Essay Contest - History of Contra Costa County General History, Women in Contra Costa History, Minorities in Contra Costa History
    Expenses $900 · revenue $1,600
  • Contra Costa County History Fair - Diablo Valley College Venue presenting County Historical Society presentations with student participation
    Expenses $900 · revenue $1,600
  • Author in the Archives - Presentation on Port Chicago explosion by Dean McLeod
    Expenses $900 · revenue $1,600
  • Miscellaneous programs throughout the year such as street fairs
    Expenses $243 · revenue $299

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990 on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
23-7327190
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1975
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$665,460
Income (IRS master file)
$205,986

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$204,175$173,869$665,460XML
990December 2024$185,593$214,464$553,226XML
990December 2023$177,853$175,162$495,131XML
990December 2022$270,248$205,891$429,409IRS
990December 2021–––IRS
990December 2020–––IRS
990-N for 2011
Officer: Priscilla Couden
December 31, 2011≤ $50,000 receipts––e-Postcard

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 23-7327190).

Questions about CONTRA COSTA COUNTY HISTORICAL SOCIETY INC

What is the EIN of CONTRA COSTA COUNTY HISTORICAL SOCIETY INC?
The employer identification number (EIN) of CONTRA COSTA COUNTY HISTORICAL SOCIETY INC is 23-7327190.
Is CONTRA COSTA COUNTY HISTORICAL SOCIETY INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1975.
Are donations to CONTRA COSTA COUNTY HISTORICAL SOCIETY INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CONTRA COSTA COUNTY HISTORICAL SOCIETY INC file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of CONTRA COSTA COUNTY HISTORICAL SOCIETY INC due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CONTRA COSTA COUNTY HISTORICAL SOCIETY INC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2025.
Who is the principal officer of CONTRA COSTA COUNTY HISTORICAL SOCIETY INC?
The 990 for the year ended December 31, 2025 names Steven O James.
Who are the officers and directors of CONTRA COSTA COUNTY HISTORICAL SOCIETY INC?
The 990 for the year ended December 31, 2025 lists 7 people; 2 received compensation from the organization, the highest $34,500 (Patricia L Davis, Executive Director).
How much revenue does CONTRA COSTA COUNTY HISTORICAL SOCIETY INC have?
On its 990 for the year ended December 31, 2025 it reported revenue of $204,175, expenses of $173,869 and total assets of $665,460 at year end.

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