Classification: County
Located in: Iowa (IA)
Total Population (2000): 18678
Total Housing Units (2000): 8619
Land Area (square meters): 2017101541
Water Area (square meters): 36270186
Land Area (square miles): 778.807292
Water Area (square miles): 14.003998
Latitude (decimal degrees): 42.852007
Longitude (decimal degrees): -91.320308
FIPS Code: 19
Place FIPS Code: 43