'Hamilton City, CA' definitions:

Hamilton City, CA -- U.S. Census Designated Place in California

From: Gazetteer 2000
Name :
Hamilton City, CA -- U.S. Census Designated Place in California
Population (2000) :
1903
Housing Units (2000) :
543
Land area (2000) :
0.314862 sq. miles (0.815490 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
0.314862 sq. miles (0.815490 sq. km)
FIPS code :
31890
Located within :
California (CA), FIPS 06
Location :
39.742153 N, 122.012748 W
Note :
some ZIP codes may be omitted esp. for suburbs.