Marion, WI -- U.S. city in Wisconsin Population (2000): 1297 Housing Units (2000): 624 Land area (2000): 2.120362 sq. miles (5.491711 sq. km) Water area (2000): 0.080790 sq. miles (0.209244 sq. km) Total area (2000): 2.201152 sq. miles (5.700955 sq. km) FIPS code: 49400 Located within: Wisconsin (WI), FIPS 55 Location: 44.672573 N, 88.886284 W ZIP Codes (1990): 54950 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Marion, WI Marion