Data update history
May 22, 2024
Posted financials
Added Form 990 for fiscal year 2023
November 25, 2023
Posted financials
Added Form 990 for fiscal year 2021
August 10, 2023
Updated personnel
Identified 21 new personnel
June 16, 2023
Posted financials
Added Form 990 for fiscal year 2022
June 14, 2023
Updated personnel
Identified 1 new personnel
Nonprofit Types
Arts, culture, and humanities nonprofitsMuseumsCharities
Issues
Arts, cultural, and humanitiesHistory
Characteristics
MembershipsPartially liquidatedState / local levelReceives government fundingTax deductible donations
General information
- Address
- 724 Escobar St
- Martinez, CA 94553
- Metro area
- San Francisco-Oakland-Berkeley, CA
- County
- Contra Costa County, CA
- Website URL
- cocohistory.org/Â
- Phone
- (925) 229-1042
IRS details
- EIN
- 23-7327190
- Fiscal year end
- December
- Taxreturn type
- Form 990
- Year formed
- 1951
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- A80: Historical Societies, Historical Preservation
- NAICS code, primary
- 7121: Museums, Historical Sites, and Similar Institutions
- Parent/child status
- Independent
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