60805 -- U.S. ZIP code Population (2000): 20821 Housing Units (2000): 7617 Land area (2000): 3.545140 sq. miles (9.181870 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 3.545140 sq. miles (9.181870 sq. km) Located within: Illinois (IL) Location: 41.719933 N, 87.702499 W