Buckeye, IA -- U.S. city in Iowa Population (2000): 110 Housing Units (2000): 50 Land area (2000): 1.003691 sq. miles (2.599547 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.003691 sq. miles (2.599547 sq. km) FIPS code: 09100 Located within: Iowa (IA), FIPS 19 Location: 42.418274 N, 93.375870 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Buckeye, IA Buckeye