Sedalia, MO -- U.S. city in Missouri Population (2000): 20339 Housing Units (2000): 9419 Land area (2000): 11.958731 sq. miles (30.972971 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 11.958731 sq. miles (30.972971 sq. km) FIPS code: 66440 Located within: Missouri (MO), FIPS 29 Location: 38.702918 N, 93.231147 W ZIP Codes (1990): 65301 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Sedalia, MO Sedalia