Grant County Map, South Dakota

Check this South Dakota County Map to locate all the state’s counties on South Dakota Map.

Facts about Grant County

County	Grant
State	South Dakota
Country	USA
Population – 2015	7,142

Founded on February 24, 1909, Grant County is located in central Washington. The county seat is Ephrata and its largest city is Moses Lake. The county is named for US President Ulysses S. Grant. It covers an area of 2,791 square miles. The Grand Coulee Dam in the county is the largest electric power-producing dam in the United States.

The Gorge Amphitheatre, Dry Falls, Moses Lake Museum & Art Center (MAC), Grant County Historical Museum, and Summer Falls State Park are popular destinations in the county. Interstate 90, US 2, SR 17, and SR 28 are major corridors in Grant County. Grant County International Airport (MWH) is used as a major jet training and testing facility. Amtrak’s Empire Builder train makes a stop at Ephrata station.

List of Counties in South Dakota
County Name	County Seat/Capital	State	2010 pop.	Area-km	Area-mi
Aurora	Plankinton	South Dakota	2,710	1,835	708
Beadle	Huron	South Dakota	17,398	3,260	1,259
Bennett	Martin	South Dakota	3,431	3,068	1,185
Bon Homme	Tyndall	South Dakota	7,070	1,460	564
Brookings	Brookings	South Dakota	31,965	2,052	792
Brown	Aberdeen	South Dakota	36,531	4,437	1,713
Brule	Chamberlain	South Dakota	5,255	2,117	817
Buffalo	Gannvalley	South Dakota	1,912	1,221	471
Butte	Belle Fourche	South Dakota	10,110	5,827	2,250
Campbell	Mound City	South Dakota	1,466	1,900	734
Charles Mix	Lake Andes	South Dakota	9,129	2,842	1,097
Clark	Clark	South Dakota	3,691	2,480	958
Clay	Vermillion	South Dakota	13,864	1,068	412
Codington	Watertown	South Dakota	27,227	1,783	688
Corson	McIntosh	South Dakota	4,050	6,396	2,470
Custer	Custer	South Dakota	8,216	4,033	1,557
Davison	Mitchell	South Dakota	19,504	1,128	436
Day	Webster	South Dakota	5,710	2,662	1,028
Deuel	Clear Lake	South Dakota	4,364	1,613	623
Dewey	Timber Lake	South Dakota	5,301	5,963	2,302
Douglas	Armour	South Dakota	3,002	1,118	432
Edmunds	Ipswich	South Dakota	4,071	2,916	1,126
Fall River	Hot Springs	South Dakota	7,094	4,506	1,740
Faulk	Faulkton	South Dakota	2,364	2,543	982
Grant	Milbank	South Dakota	7,356	1,765	681
Gregory	Burke	South Dakota	4,271	2,629	1,015
Haakon	Philip	South Dakota	1,937	4,689	1,811
Hamlin	Hayti	South Dakota	5,903	1,314	507
Hand	Miller	South Dakota	3,431	3,721	1,437
Hanson	Alexandria	South Dakota	3,331	1,125	435
Harding	Buffalo	South Dakota	1,255	6,919	2,671
Hughes	Pierre	South Dakota	17,022	1,921	742
Hutchinson	Olivet	South Dakota	7,343	2,105	813
Hyde	Highmore	South Dakota	1,420	2,229	861
Jackson	Kadoka	South Dakota	3,031	4,828	1,864
Jerauld	Wessington Springs	South Dakota	2,071	1,363	526
Jones	Murdo	South Dakota	1,006	2,511	970
Kingsbury	De Smet	South Dakota	5,148	2,155	832
Lake	Madison	South Dakota	11,200	1,459	563
Lawrence	Deadwood	South Dakota	24,097	2,072	800
Lincoln	Canton	South Dakota	44,828	1,495	577
Lyman	Kennebec	South Dakota	3,755	4,253	1,642
Marshall	Britton	South Dakota	4,656	2,171	838
McCook	Salem	South Dakota	5,618	1,487	574
McPherson	Leola	South Dakota	2,459	2,944	1,137
Meade	Sturgis	South Dakota	25,434	8,990	3,471
Mellette	White River	South Dakota	2,048	3,386	1,307
Miner	Howard	South Dakota	2,389	1,477	570
Minnehaha	Sioux Falls	South Dakota	1,69,468	2,091	807
Moody	Flandreau	South Dakota	6,486	1,345	519
Oglala Lakota	Hot Springs	South Dakota	13,586	5,423	2,094
Pennington	Rapid City	South Dakota	1,00,948	7,191	2,777
Perkins	Bison	South Dakota	2,982	7,435	2,870
Potter	Gettysburg	South Dakota	2,329	2,230	861
Roberts	Sisseton	South Dakota	10,149	2,852	1,101
Sanborn	Woonsocket	South Dakota	2,355	1,475	569
Spink	Redfield	South Dakota	6,415	3,895	1,504
Stanley	Fort Pierre	South Dakota	2,966	3,741	1,444
Sully	Onida	South Dakota	1,373	2,608	1,007
Todd	Winner	South Dakota	9,612	3,596	1,389
Tripp	Winner	South Dakota	5,644	4,176	1,612
Turner	Parker	South Dakota	8,347	1,598	617
Union	Elk Point	South Dakota	14,399	1,193	461
Walworth	Selby	South Dakota	5,438	1,835	709
Yankton	Yankton	South Dakota	22,438	1,350	521
Ziebach	Dupree	South Dakota	2,801	5,080	1,961