Magnolia, MS -- U.S. city in Mississippi Population (2000): 2071 Housing Units (2000): 898 Land area (2000): 3.238360 sq. miles (8.387314 sq. km) Water area (2000): 0.050941 sq. miles (0.131936 sq. km) Total area (2000): 3.289301 sq. miles (8.519250 sq. km) FIPS code: 44680 Located within: Mississippi (MS), FIPS 28 Location: 31.149272 N, 90.461332 W ZIP Codes (1990): 39652 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Magnolia, MS Magnolia