Maxwell, IA -- U.S. city in Iowa Population (2000): 807 Housing Units (2000): 333 Land area (2000): 1.146422 sq. miles (2.969218 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.146422 sq. miles (2.969218 sq. km) FIPS code: 50520 Located within: Iowa (IA), FIPS 19 Location: 41.890232 N, 93.397657 W ZIP Codes (1990): 50161 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Maxwell, IA Maxwell