Blairstown, IA -- U.S. city in Iowa Population (2000): 682 Housing Units (2000): 309 Land area (2000): 0.475358 sq. miles (1.231172 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.475358 sq. miles (1.231172 sq. km) FIPS code: 06805 Located within: Iowa (IA), FIPS 19 Location: 41.906976 N, 92.083465 W ZIP Codes (1990): 52209 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Blairstown, IA Blairstown