'Sacramento County, CA' definitions:

Sacramento -- U.S. County in California

From: Gazetteer 2000
Name :
Sacramento -- U.S. County in California
Population (2000) :
1223499
Housing Units (2000) :
474814
Land area (2000) :
965.651612 sq. miles (2501.026086 sq. km)
Water area (2000) :
29.830594 sq. miles (77.260881 sq. km)
Total area (2000) :
995.482206 sq. miles (2578.286967 sq. km)
Located within :
California (CA), FIPS 06
Location :
38.561106 N, 121.389266 W