61520 -- U.S. ZIP code Municipality (1990): CANTON, Illinois All ZIPs for this municipality (1990): 61520 Population (2000): 18659 Housing Units (2000): 7677 Land area (2000): 157.759724 sq. miles (408.595793 sq. km) Water area (2000): 8.673250 sq. miles (22.463614 sq. km) Total area (2000): 166.432974 sq. miles (431.059407 sq. km) Located within: Illinois (IL) Location: 40.552853 N, 90.027941 W