Sidney, IA -- U.S. city in Iowa Population (2000): 1300 Housing Units (2000): 538 Land area (2000): 1.263849 sq. miles (3.273354 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.263849 sq. miles (3.273354 sq. km) FIPS code: 73065 Located within: Iowa (IA), FIPS 19 Location: 40.747198 N, 95.646810 W ZIP Codes (1990): 51652 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Sidney, IA Sidney