'Green Valley, CA' definitions:

Green Valley, CA -- U.S. Census Designated Place in California

From: Gazetteer 2000
Name :
Green Valley, CA -- U.S. Census Designated Place in California
Population (2000) :
1859
Housing Units (2000) :
759
Land area (2000) :
8.283709 sq. miles (21.454707 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
8.283709 sq. miles (21.454707 sq. km)
FIPS code :
31099
Located within :
California (CA), FIPS 06
Location :
38.259313 N, 122.164441 W
Note :
some ZIP codes may be omitted esp. for suburbs.