Caledonia, MO -- U.S. village in Missouri Population (2000): 158 Housing Units (2000): 79 Land area (2000): 0.139342 sq. miles (0.360894 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.139342 sq. miles (0.360894 sq. km) FIPS code: 10432 Located within: Missouri (MO), FIPS 29 Location: 37.763368 N, 90.772212 W ZIP Codes (1990): 63631 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Caledonia, MO Caledonia