Sierra County Map
The County of Sierra is located in the State of California. Find directions to Sierra County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Sierra County population is estimated at 2,920 people. The Sierra County time zone is Pacific Daylight Time which is 8 hours behind Coordinated Universal Time (UTC).
Nearby counties include Lassen County, Nevada County, Plumas County, Yuba County, Washoe County.
Top cities include Loyalton, Alleghany, Sierraville, Downieville, Sierra City