Columbus, IL -- U.S. village in Illinois Population (2000): 112 Housing Units (2000): 51 Land area (2000): 0.251966 sq. miles (0.652590 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.251966 sq. miles (0.652590 sq. km) FIPS code: 15846 Located within: Illinois (IL), FIPS 17 Location: 39.988141 N, 91.147503 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Columbus, IL Columbus