Bankston, IA -- U.S. city in Iowa Population (2000): 27 Housing Units (2000): 12 Land area (2000): 0.274935 sq. miles (0.712079 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.274935 sq. miles (0.712079 sq. km) FIPS code: 04510 Located within: Iowa (IA), FIPS 19 Location: 42.509224 N, 90.960104 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Bankston, IA Bankston