South Dakota
66 counties · Pop: 886,667
State Offices
State office information coming soon.
Counties in South Dakota
Aurora
County Seat: Plankinton
Pop: 2,693
Beadle
County Seat: Huron
Pop: 18,453
Bennett
County Seat: Martin
Pop: 3,430
Bon Homme
County Seat: Tyndall
Pop: 6,969
Brookings
County Seat: Brookings
Pop: 35,077
Brown
County Seat: Aberdeen
Pop: 38,839
Brule
County Seat: Chamberlain
Pop: 5,297
Buffalo
County Seat: Gann Valley
Pop: 2,053
Butte
County Seat: Belle Fourche
Pop: 10,429
Campbell
County Seat: Mound City
Pop: 1,376
Charles Mix
County Seat: Lake Andes
Pop: 9,292
Clark
County Seat: Clark
Pop: 3,685
Clay
County Seat: Vermillion
Pop: 14,834
Codington
County Seat: Watertown
Pop: 28,009
Corson
County Seat: McIntosh
Pop: 4,086
Custer
County Seat: Custer
Pop: 8,972
Davison
County Seat: Mitchell
Pop: 19,775
Day
County Seat: Webster
Pop: 5,424
Deuel
County Seat: Clear Lake
Pop: 4,351
Dewey
County Seat: Timber Lake
Pop: 5,892
Douglas
County Seat: Armour
Pop: 2,921
Edmunds
County Seat: Ipswich
Pop: 3,829
Fall River
County Seat: Hot Springs
Pop: 6,713
Faulk
County Seat: Faulkton
Pop: 2,299
Grant
County Seat: Milbank
Pop: 7,052
Gregory
County Seat: Burke
Pop: 4,185
Haakon
County Seat: Philip
Pop: 1,937
Hamlin
County Seat: Hayti
Pop: 6,164
Hand
County Seat: Miller
Pop: 3,191
Hanson
County Seat: Alexandria
Pop: 3,453
Harding
County Seat: Buffalo
Pop: 1,298
Hughes
County Seat: Pierre
Pop: 17,526
Hutchinson
County Seat: Olivet
Pop: 7,594
Hyde
County Seat: Highmore
Pop: 1,301
Jackson
County Seat: Kadoka
Pop: 3,344
Jerauld
County Seat: Wessington Springs
Pop: 2,013
Jones
County Seat: Murdo
Pop: 917
Kingsbury
County Seat: De Smet
Pop: 4,939
Lake
County Seat: Madison
Pop: 12,797
Lawrence
County Seat: Deadwood
Pop: 25,844
Lincoln
County Seat: Canton
Pop: 61,128
Lyman
County Seat: Kennebec
Pop: 3,781
Marshall
County Seat: Britton
Pop: 4,935
McCook
County Seat: Salem
Pop: 5,586
McPherson
County Seat: Leola
Pop: 2,379
Meade
County Seat: Sturgis
Pop: 28,332
Mellette
County Seat: White River
Pop: 2,061
Miner
County Seat: Howard
Pop: 2,212
Minnehaha
County Seat: Sioux Falls
Pop: 197,214
Moody
County Seat: Flandreau
Pop: 6,576
Pennington
County Seat: Rapid City
Pop: 113,775
Perkins
County Seat: Bison
Pop: 2,865
Potter
County Seat: Gettysburg
Pop: 2,153
Roberts
County Seat: Sisseton
Pop: 10,394
Sanborn
County Seat: Woonsocket
Pop: 2,344
Shannon
County Seat: Hot Springs
Pop: 14,335
Spink
County Seat: Redfield
Pop: 6,376
Stanley
County Seat: Fort Pierre
Pop: 3,098
Sully
County Seat: Onida
Pop: 1,391
Todd
County Seat: Mission
Pop: 10,177
Tripp
County Seat: Winner
Pop: 5,441
Turner
County Seat: Parker
Pop: 8,384
Union
County Seat: Elk Point
Pop: 15,932
Walworth
County Seat: Selby
Pop: 5,435
Yankton
County Seat: Yankton
Pop: 23,179
Ziebach
County Seat: Dupree
Pop: 2,756