'Oak Grove, IL' definitions:

Oak Grove, IL -- U.S. village in Illinois

From: Gazetteer 2000
Name :
Oak Grove, IL -- U.S. village in Illinois
Population (2000) :
1318
Housing Units (2000) :
114
Land area (2000) :
0.631174 sq. miles (1.634734 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
0.631174 sq. miles (1.634734 sq. km)
FIPS code :
54703
Located within :
Illinois (IL), FIPS 17
Location :
41.413413 N, 90.569794 W
Note :
some ZIP codes may be omitted esp. for suburbs.