If you're a local history buff, then you NEED to utilize the resources at Contra Costa Historical Society! The historical society was founded in 1951 and contains Contra Costa County documents...
Contra Costa County Historical Society
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724 Escobar St
Martinez, CA 94553
The Contra Costa County Historical Society is a local organization based in Martinez, CA, dedicated to preserving and sharing the history of the region.
Through exhibits, educational programs, and archival collections, the society aims to engage the community in exploring the rich heritage of Contra Costa County.
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Also at this address
Reviews
Diana V.
12/28/2019
Theresa B.
3/16/2025
Great experience in using their services for getting naturalization papers. Was very impressed with their historical items, articles, books, photos.
John M.
9/17/2024
intelligent helpful staff, decent bookstore easy to get to by Amtrak, Bus. Great food walking distance, as are Martinez Museum and several antique stores
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