United States » California » Counties » Contra Costa » Libraries, Archives & Museums

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• Contra Costa County Library

  • Genealogy

    The Heritage Collection is made up of genealogical resources donated to the Pleasant Hill Library

• Crockett California Historical Museum

  Information for researchers of families from towns along the Carquinez Strait.

• FamilySearch - FamilySearch Center Locator: Contra Costa County

  From FamilySearch.org - Find a FamilySearch Center

• FamilySearch Catalog - California - Contra Costa

• FamilySearch Wiki - Concord California Family History Center

• Local Government Records at the California State Archives