'Crystal Lake, IL' definitions:

Crystal Lake, IL -- U.S. city in Illinois

From: Gazetteer 2000
Name :
Crystal Lake, IL -- U.S. city in Illinois
Population (2000) :
38000
Housing Units (2000) :
13459
Land area (2000) :
16.242676 sq. miles (42.068336 sq. km)
Water area (2000) :
0.560458 sq. miles (1.451580 sq. km)
Total area (2000) :
16.803134 sq. miles (43.519916 sq. km)
FIPS code :
17887
Located within :
Illinois (IL), FIPS 17
Location :
42.226423 N, 88.335439 W
ZIP Codes (1990) :
60012 60014
Note :
some ZIP codes may be omitted esp. for suburbs.