'Sierra County, CA' definitions:
Sierra -- U.S. County in California
From: Gazetteer 2000
Name :
Sierra -- U.S. County in California
Population (2000) :
3555
Housing Units (2000) :
2202
Land area (2000) :
953.381960 sq. miles (2469.247836 sq. km)
Water area (2000) :
8.592233 sq. miles (22.253781 sq. km)
Total area (2000) :
961.974193 sq. miles (2491.501617 sq. km)
Located within :
California (CA), FIPS 06
Location :
39.582063 N, 120.534038 W