Sierra County

Visit Sierra County official web site for local government and relocation information.

Visit Sierra County Chamber for travel and recreation information or find a link below for Downieville.

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Sierra County, population 3,555, is located in the heart of the northern section of the Sierra Nevada on Highway 49. Nine-hundred-fifty-nine square miles of unparalleled beauty, heavily forested canyons, the largest alpine valley in North America, wild rivers, unspoiled mountain lakes and streams, charming gold rush towns and century old ranching and logging communities.