Historical Society in Contra Costa County, California

County historical societies maintain collections of local history materials spanning the entire county, including records from communities and townships that may not have their own dedicated historical organizations. There are 10 Historical Society locations in Contra Costa County, California.

County residents seeking genealogical records, historical photographs, or documentation of local landmarks should contact the county historical society, which often holds materials from smaller communities throughout the county.

Residents of Contra Costa County can visit the county historical society to access genealogical records, historical photographs, newspaper archives, and local history collections. Many organizations also offer scanning or photocopying services for a nominal fee.

You may also find Historical Society locations in neighboring counties including Contra Costa, Solano.