Counties in South Dakota Minnehaha County (Sioux Falls) Pennington County (Rapid City) Lincoln County (Canton) Brown County (Aberdeen) Brookings County (Brookings) Meade County (Sturgis) Codington County (Watertown) Lawrence County (Deadwood) Yankton County (Yankton) Davison County (Mitchell) Beadle County (Huron) Hughes County (Pierre) Union County (Elk Point) Clay County (Vermillion) Oglala Lakota County (Hot Springs) Lake County (Madison) Roberts County (Sisseton) Butte County (Belle Fourche) Charles Mix County (Lake Andes) Todd County (Winner) Turner County (Parker) Custer County (Custer) Grant County (Milbank) Hutchinson County (Olivet) Bon Homme County (Tyndall) Fall River County (Hot Springs) Spink County (Redfield) Moody County (Flandreau) Hamlin County (Hayti) McCook County (Salem) Tripp County (Winner) Day County (Webster) Walworth County (Selby) Brule County (Chamberlain) Dewey County (Timber Lake) Kingsbury County (De Smet) Marshall County (Britton) Deuel County (Clear Lake) Gregory County (Burke) Edmunds County (Ipswich) Corson County (McIntosh) Clark County (Clark) Lyman County (Kennebec) Hanson County (Alexandria) Bennett County (Martin) Hand County (Miller) Stanley County (Fort Pierre) Douglas County (Armour) Perkins County (Bison) Jackson County (Kadoka) Aurora County (Plankinton) Potter County (Gettysburg) Ziebach County (Dupree) McPherson County (Leola) Sanborn County (Woonsocket) Miner County (Howard) Faulk County (Faulkton) Buffalo County (Gann Valley) Mellette County (White River) Haakon County (Philip) Jerauld County (Wessington Springs) Sully County (Onida) Campbell County (Mound City) Harding County (Buffalo) Hyde County (Highmore) Jones County (Murdo)