60803 -- U.S. ZIP code Population (2000): 22757 Housing Units (2000): 9143 Land area (2000): 7.517151 sq. miles (19.469332 sq. km) Water area (2000): 0.027000 sq. miles (0.069930 sq. km) Total area (2000): 7.544151 sq. miles (19.539262 sq. km) Located within: Illinois (IL) Location: 41.675861 N, 87.731893 W