St. Clair, MN -- U.S. city in Minnesota Population (2000): 827 Housing Units (2000): 305 Land area (2000): 0.554257 sq. miles (1.435520 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.554257 sq. miles (1.435520 sq. km) FIPS code: 56824 Located within: Minnesota (MN), FIPS 27 Location: 44.081054 N, 93.857765 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: St. Clair, MN St. Clair