Classification: City
Located in: Illinois (IL)
Total Population (2000): 42762
Total Housing Units (2000): 16147
Land Area (square meters): 26585323
Water Area (square meters): 11196
Land Area (square miles): 10.264651
Water Area (square miles): 0.004323
Latitude (decimal degrees): 41.89228
Longitude (decimal degrees): -87.943762
FIPS Code: 17
Place FIPS Code: 23620