Classification: City
Located in: Illinois (IL)
Total Population (2000): 40366
Total Housing Units (2000): 18043
Land Area (square meters): 37862636
Water Area (square meters): 69191
Land Area (square miles): 14.618846
Water Area (square miles): 0.026715
Latitude (decimal degrees): 39.932335
Longitude (decimal degrees): -91.388737
FIPS Code: 17
Place FIPS Code: 62367