Ventura, IA -- U.S. city in Iowa Population (2000): 670 Housing Units (2000): 319 Land area (2000): 1.729337 sq. miles (4.478961 sq. km) Water area (2000): 0.640238 sq. miles (1.658208 sq. km) Total area (2000): 2.369575 sq. miles (6.137169 sq. km) FIPS code: 80580 Located within: Iowa (IA), FIPS 19 Location: 43.126710 N, 93.473276 W ZIP Codes (1990): 50482 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Ventura, IA Ventura