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Map of Sierra County, California

Sierra County California

Sierra County Resources:

Sierra County DMV Locations
Sierra County City Guide
Sierra County Schools
Sierra County Restaurants
California Vacation Packages

Zip Codes:
   Zip Codes A - G
   Zip Codes H - O
   Zip Codes P - Z

Sierra County:

Cities in Sierra County

Loyalton

About Sierra County:

Sierra County is a county located in the U.S. state of California. As of the 2010 census, the population of Sierra County was 3,240 making it the second-least populous county in California. The county seat is Downieville, and the only incorporated city is Loyalton. The county is located in the Sierra Nevada, northeast of Sacramento on the border with Nevada.