'Grass Valley' definitions:

Grass Valley, CA -- U.S. city in California

From: Gazetteer 2000
Name :
Grass Valley, CA -- U.S. city in California
Population (2000) :
10922
Housing Units (2000) :
5266
Land area (2000) :
4.105757 sq. miles (10.633862 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
4.105757 sq. miles (10.633862 sq. km)
FIPS code :
30798
Located within :
California (CA), FIPS 06
Location :
39.219215 N, 121.058414 W
ZIP Codes (1990) :
95945 95949
Note :
some ZIP codes may be omitted esp. for suburbs.

Grass Valley, OR -- U.S. city in Oregon

From: Gazetteer 2000
Name :
Grass Valley, OR -- U.S. city in Oregon
Population (2000) :
171
Housing Units (2000) :
93
Land area (2000) :
0.528706 sq. miles (1.369342 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
0.528706 sq. miles (1.369342 sq. km)
FIPS code :
30650
Located within :
Oregon (OR), FIPS 41
Location :
45.359160 N, 120.785497 W
ZIP Codes (1990) :
97029
Note :
some ZIP codes may be omitted esp. for suburbs.