Ranking of South Dakota Counties By Population in 2018
Updated on January 28, 2024.
Based on the US Census Vintage data estimates, in 2018, the Population for South Dakota was 879.39K. Among all South Dakota counties, Minnehaha County had the highest population (191.25K), followed by Pennington County (112.26K), and Lincoln County (58.88K).
The chart below shows the top 10 counties, and the table below shows the ranking of all South Dakota counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: South Dakota Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2018 Census.
See this for other years:
Ranking of South Dakota Counties By Population in 2018
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| Rank | County | Population |
|---|---|---|
| 1 | Minnehaha County | 191250 |
| 2 | Pennington County | 112260 |
| 3 | Lincoln County | 58881 |
| 4 | Brown County | 39103 |
| 5 | Brookings County | 35266 |
| 6 | Meade County | 28305 |
| 7 | Codington County | 28098 |
| 8 | Lawrence County | 25776 |
| 9 | Yankton County | 22807 |
| 10 | Davison County | 19847 |
| 11 | Beadle County | 18239 |
| 12 | Hughes County | 17663 |
| 13 | Union County | 15616 |
| 14 | Oglala Lakota County | 14324 |
| 15 | Clay County | 13985 |
| 16 | Lake County | 13045 |
| 17 | Roberts County | 10358 |
| 18 | Todd County | 10341 |
| 19 | Butte County | 10259 |
| 20 | Charles Mix County | 9309 |
| 21 | Custer County | 8821 |
| 22 | Turner County | 8392 |
| 23 | Hutchinson County | 7292 |
| 24 | Grant County | 7123 |
| 25 | Bon Homme County | 6919 |
| 26 | Fall River County | 6730 |
| 27 | Moody County | 6479 |
| 28 | Spink County | 6469 |
| 29 | Hamlin County | 6113 |
| 30 | Dewey County | 5904 |
| 31 | McCook County | 5572 |
| 32 | Day County | 5487 |
| 33 | Tripp County | 5484 |
| 34 | Walworth County | 5450 |
| 35 | Brule County | 5185 |
| 36 | Kingsbury County | 4896 |
| 37 | Marshall County | 4873 |
| 38 | Deuel County | 4317 |
| 39 | Gregory County | 4197 |
| 40 | Corson County | 4137 |
| 41 | Edmunds County | 3853 |
| 42 | Lyman County | 3796 |
| 43 | Clark County | 3721 |
| 44 | Bennett County | 3482 |
| 45 | Hanson County | 3369 |
| 46 | Jackson County | 3277 |
| 47 | Hand County | 3234 |
| 48 | Stanley County | 3035 |
| 49 | Douglas County | 2919 |
| 50 | Perkins County | 2899 |
| 51 | Aurora County | 2775 |
| 52 | Ziebach County | 2759 |
| 53 | McPherson County | 2405 |
| 54 | Sanborn County | 2387 |
| 55 | Faulk County | 2320 |
| 56 | Miner County | 2211 |
| 57 | Potter County | 2205 |
| 58 | Buffalo County | 2039 |
| 59 | Mellette County | 2032 |
| 60 | Jerauld County | 2017 |
| 61 | Haakon County | 1888 |
| 62 | Campbell County | 1377 |
| 63 | Sully County | 1373 |
| 64 | Hyde County | 1265 |
| 65 | Harding County | 1252 |
| 66 | Jones County | 924 |