Classification: County
Located in: South Dakota (SD)
Total Population (2000): 24131
Total Housing Units (2000): 9131
Land Area (square meters): 1497240329
Water Area (square meters): 1302473
Land Area (square miles): 578.087748
Water Area (square miles): 0.502888
Latitude (decimal degrees): 43.319792
Longitude (decimal degrees): -96.722261
FIPS Code: 46
Place FIPS Code: 83