Classification: County
Located in: Iowa (IA)
Total Population (2000): 39311
Total Housing Units (2000): 16324
Land Area (square meters): 1482292782
Water Area (square meters): 1809376
Land Area (square miles): 572.316467
Water Area (square miles): 0.698604
Latitude (decimal degrees): 42.036694
Longitude (decimal degrees): -92.972749
FIPS Code: 19
Place FIPS Code: 127