Keosauqua, IA -- U.S. city in Iowa Population (2000): 1066 Housing Units (2000): 505 Land area (2000): 1.462793 sq. miles (3.788617 sq. km) Water area (2000): 0.118008 sq. miles (0.305640 sq. km) Total area (2000): 1.580801 sq. miles (4.094257 sq. km) FIPS code: 40935 Located within: Iowa (IA), FIPS 19 Location: 40.732089 N, 91.963027 W ZIP Codes (1990): 52565 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Keosauqua, IA Keosauqua