South Dakota Citizen Voting-age Population By County in 2024 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2024, the citizen voting-age population for South Dakota was 669,733 and represented 73.81% of the total South Dakota population.

Among all South Dakota counties, Minnehaha had the highest citizen voting-age population (144.47K), followed by Pennington (87.25K), and Lincoln (50.44K).

In terms of percentages, Custer had the highest percentage of its population being citizens of voting-age (85.53%), followed by Lawrence (83.08%), and Hyde (82.00%).

The chart and table below shows the citizen voting-age population of each county and the percentage of each county's population that were citizens of voting-age.

You can see similar information for other states and by state for the United States.

See this for other years:
South Dakota Citizen Voting-age Population By County in 2024
South Dakota Citizen Voting-age Population By County in 2024
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County Citizen Voting-age Population % of County Population
Minnehaha 144471 71.07
Pennington 87250 76.86
Lincoln 50438 71.40
Brown 27963 73.83
Brookings 26512 74.99
Meade 23805 77.93
Lawrence 22626 83.08
Codington 21984 76.42
Yankton 17986 76.81
Davison 14979 75.06
Hughes 13304 75.33
Beadle 12915 66.89
Union 12776 74.79
Clay 12186 80.08
Oglala Lakota 8716 64.61
Lake 8555 77.99
Butte 7998 74.92
Custer 7604 85.53
Roberts 7281 71.23
Turner 6492 73.09
Charles Mix 6402 68.97
Fall River 5942 81.83
Bon Homme 5695 80.87
Grant 5603 74.07
Todd 5550 60.04
Hutchinson 5379 72.62
Spink 4855 78.08
Moody 4574 71.49
Tripp 4263 75.96
Day 4169 76.69
McCook 4062 70.63
Hamlin 4059 63.69
Walworth 4014 76.18
Brule 3966 75.10
Kingsbury 3909 74.54
Deuel 3246 75.02
Marshall 3197 73.63
Dewey 3189 61.30
Edmunds 3028 74.78
Gregory 3028 75.32
Clark 2689 68.63
Lyman 2668 71.64
Corson 2461 64.69
Hanson 2452 70.64
Stanley 2377 78.81
Perkins 2329 77.69
Hand 2320 73.93
Bennett 2146 64.12
Douglas 2040 72.08
Aurora 1892 71.61
Potter 1892 79.16
Jackson 1881 67.16
Miner 1795 78.01
Ziebach 1766 74.30
Sanborn 1744 73.19
McPherson 1726 80.47
Faulk 1585 74.59
Mellette 1386 71.37
Haakon 1372 79.68
Jerauld 1322 74.52
Campbell 1191 74.77
Sully 1121 73.61
Buffalo 1101 60.90
Hyde 975 82.00
Harding 877 76.26
Jones 648 64.48