Audubon -- U.S. County in Iowa Population (2000): 6830 Housing Units (2000): 2995 Land area (2000): 443.130991 sq. miles (1147.703950 sq. km) Water area (2000): 0.444505 sq. miles (1.151262 sq. km) Total area (2000): 443.575496 sq. miles (1148.855212 sq. km) Located within: Iowa (IA), FIPS 19 Location: 41.666458 N, 94.916461 W Headwords: Audubon Audubon, IA Audubon County Audubon County, IA