Sierra County, CA
History and Genealogy

Updated 2/18/2015


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Sierra County is a county located in the Sierra Nevada of the U.S. state of California, northeast of Sacramento on the border with Nevada. The county seat is Downieville.

The only incorporated city in the county is Loyalton.
Sierra County was formed from parts of Yuba County in 1852.  The county derives its name from the Sierra Nevada Mountains.



Cities & Towns:


Vital Records Resources

County Courthouse
P.O. Box D
Downieville, CA 95936-0398
Phone: (530) 289-3295
Fax: (530) 289-2830

County Seat: Downieville
Year Organized: 1852
Square Miles: 953


Cemetery Locations:

Eureka Cemetery
Pine Grove Cemetery
Saint Louis Cemetery
Sattley Cemetery
Sierraville Cemetery

Library Locations:

National Archives - San Francisco
1000 Commodore Drive
San Bruno, CA 94066-2350

Alleghany Station Library
Downieville Station Library
Loyalton Station Library
Sierra City Station Library



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Neighboring counties

Lassen County, California
Nevada County, California
Plumas County, California
Washoe County, Nevada
Yuba County, California

Back to the California State Page



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