'Grant Park, IL' definitions:

Grant Park, IL -- U.S. village in Illinois

From: Gazetteer 2000
Name :
Grant Park, IL -- U.S. village in Illinois
Population (2000) :
1358
Housing Units (2000) :
517
Land area (2000) :
0.618346 sq. miles (1.601509 sq. km)
Water area (2000) :
0.025856 sq. miles (0.066967 sq. km)
Total area (2000) :
0.644202 sq. miles (1.668476 sq. km)
FIPS code :
30991
Located within :
Illinois (IL), FIPS 17
Location :
41.240656 N, 87.645842 W
ZIP Codes (1990) :
60940
Note :
some ZIP codes may be omitted esp. for suburbs.