Classification: County
Located in: Iowa (IA)
Total Population (2000): 18815
Total Housing Units (2000): 8556
Land Area (square meters): 1515232882
Water Area (square meters): 2948468
Land Area (square miles): 585.034711
Water Area (square miles): 1.13841
Latitude (decimal degrees): 41.698037
Longitude (decimal degrees): -92.54703
FIPS Code: 19
Place FIPS Code: 157