Marne, IA -- U.S. city in Iowa Population (2000): 149 Housing Units (2000): 68 Land area (2000): 0.574129 sq. miles (1.486987 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.574129 sq. miles (1.486987 sq. km) FIPS code: 49575 Located within: Iowa (IA), FIPS 19 Location: 41.448586 N, 95.111919 W ZIP Codes (1990): 51552 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Marne, IA Marne