Classification: County
Located in: Iowa (IA)
Total Population (2000): 16181
Total Housing Units (2000): 7241
Land Area (square meters): 1127527476
Water Area (square meters): 3563874
Land Area (square miles): 435.340811
Water Area (square miles): 1.37602
Latitude (decimal degrees): 41.03164
Longitude (decimal degrees): -91.963376
FIPS Code: 19
Place FIPS Code: 101