Classification: City
Located in: Illinois (IL)
Total Population (2000): 2896016
Total Housing Units (2000): 1152868
Land Area (square meters): 588270547
Water Area (square meters): 17790574
Land Area (square miles): 227.132538
Water Area (square miles): 6.868979
Latitude (decimal degrees): 41.840675
Longitude (decimal degrees): -87.679365
FIPS Code: 17
Place FIPS Code: 14000