South Dakota Population By County in 2021 (ACS-5Yrs)
Updated on July 2, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, the total population of South Dakota was 881.79K. Among all South Dakota counties, Minnehaha was the most populated county (194.88K), followed by Pennington (108.71K), and then Lincoln (63.23K).
On the other hand, the least populated counties were: Jones (916), Harding (1.18K), and Sully (1.28K).
The chart and table below shows the population of each county and the percentage of South Dakota population in each county.
You can see similar information for other states and by state for the United States.
Related Topics: South Dakota ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates, 2021 Census.
South Dakota Population By County in 2021
South Dakota Population By County in 2021
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| County | Population | % of State Population |
|---|---|---|
| Aurora | 2649 | 0.30 |
| Beadle | 18959 | 2.15 |
| Bennett | 3411 | 0.39 |
| Bon Homme | 7020 | 0.80 |
| Brookings | 34315 | 3.89 |
| Brown | 38471 | 4.36 |
| Brule | 5247 | 0.60 |
| Buffalo | 1974 | 0.22 |
| Butte | 10167 | 1.15 |
| Campbell | 1548 | 0.18 |
| Charles Mix | 9346 | 1.06 |
| Clark | 3791 | 0.43 |
| Clay | 14816 | 1.68 |
| Codington | 28289 | 3.21 |
| Corson | 3965 | 0.45 |
| Custer | 8360 | 0.95 |
| Davison | 19944 | 2.26 |
| Day | 5487 | 0.62 |
| Deuel | 4283 | 0.49 |
| Dewey | 5343 | 0.61 |
| Douglas | 2838 | 0.32 |
| Edmunds | 4005 | 0.45 |
| Fall River | 6979 | 0.79 |
| Faulk | 2157 | 0.25 |
| Grant | 7550 | 0.86 |
| Gregory | 4004 | 0.45 |
| Haakon | 1868 | 0.21 |
| Hamlin | 6127 | 0.70 |
| Hand | 3061 | 0.35 |
| Hanson | 3429 | 0.39 |
| Harding | 1179 | 0.13 |
| Hughes | 17829 | 2.02 |
| Hutchinson | 7412 | 0.84 |
| Hyde | 1381 | 0.16 |
| Jackson | 2868 | 0.33 |
| Jerauld | 1811 | 0.21 |
| Jones | 916 | 0.10 |
| Kingsbury | 5131 | 0.58 |
| Lake | 11358 | 1.29 |
| Lawrence | 25687 | 2.91 |
| Lincoln | 63233 | 7.17 |
| Lyman | 3746 | 0.43 |
| McCook | 5676 | 0.64 |
| McPherson | 2245 | 0.26 |
| Marshall | 4373 | 0.50 |
| Meade | 29561 | 3.35 |
| Mellette | 1916 | 0.22 |
| Miner | 2293 | 0.26 |
| Minnehaha | 194884 | 22.10 |
| Moody | 6335 | 0.72 |
| Oglala Lakota | 13835 | 1.57 |
| Pennington | 108707 | 12.33 |
| Perkins | 2977 | 0.34 |
| Potter | 2613 | 0.30 |
| Roberts | 10254 | 1.16 |
| Sanborn | 2371 | 0.27 |
| Spink | 6408 | 0.73 |
| Stanley | 2963 | 0.34 |
| Sully | 1279 | 0.14 |
| Todd | 9434 | 1.07 |
| Tripp | 5615 | 0.64 |
| Turner | 8621 | 0.98 |
| Union | 16424 | 1.86 |
| Walworth | 5355 | 0.61 |
| Yankton | 23213 | 2.63 |
| Ziebach | 2479 | 0.28 |