Contra Costa County, California Genealogy
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- 1 County Courthouse
- 2 History
- 3 Places/Localities
- 4 Resources
- 5 Societies and Libraries
- 6 Web Sites
- 7 References
1850--Contra Costa County was created 18 February 1850 as an original county. County seat: Martinez 
LDS Ward and Branch Records
- Richmond E.
- Walnut Creek
Contra Costa County maintains records of death certificates from 1905 to present. You can obtain an informational copy for a fee by mailing the Application for Death Record from the county clerk's website (http://www.ccclerkrec.us) with your payment. As with other counties, you only need to get the form notarized if you want a certified copy. Informational copies do not need a notary.
Societies and Libraries
- USGenWeb project. May have maps, name indexes, history or other information for this county. Select the state, then the county.
- Family History Library Catalog
- The Handybook for Genealogists: United States of America,10th ed. (Draper, UT:Everton Publishers, 2002).