Steelville, MO -- U.S. city in Missouri Population (2000): 1429 Housing Units (2000): 724 Land area (2000): 2.603994 sq. miles (6.744313 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.603994 sq. miles (6.744313 sq. km) FIPS code: 70576 Located within: Missouri (MO), FIPS 29 Location: 37.968509 N, 91.355163 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Steelville, MO Steelville