Census ACS 2023 · 66 counties
Largest Counties in South Dakota
South Dakota has 66 counties with Census data available. The largest is Minnehaha County with a population of 200,689. County-level data is important because counties are the primary unit of local government in most states, responsible for courts, elections, public health, and infrastructure. Population distribution across counties reveals where growth is concentrated and where rural decline may be occurring.
Source: Census ACS 2023 5-Year Estimates
| # | County | Population | Median Income |
|---|---|---|---|
| 1 | Ziebach County | 2,410 | $47,333 |
| 2 | Yankton County | 23,379 | $73,855 |
| 3 | Walworth County | 5,298 | $62,722 |
| 4 | Union County | 16,916 | $84,137 |
| 5 | Turner County | 8,772 | $75,283 |
| 6 | Tripp County | 5,607 | $58,854 |
| 7 | Todd County | 9,293 | $39,148 |
| 8 | Sully County | 1,481 | $70,250 |
| 9 | Stanley County | 3,012 | $77,000 |
| 10 | Spink County | 6,283 | $73,011 |
| 11 | Sanborn County | 2,370 | $69,870 |
| 12 | Roberts County | 10,219 | $63,691 |
| 13 | Potter County | 2,430 | $71,726 |
| 14 | Perkins County | 3,058 | $65,455 |
| 15 | Pennington County | 112,081 | $70,768 |
| 16 | Oglala Lakota County | 13,587 | $34,769 |
| 17 | Moody County | 6,371 | $77,500 |
| 18 | Minnehaha County | 200,689 | $76,074 |
| 19 | Miner County | 2,299 | $72,589 |
| 20 | Mellette County | 2,043 | $51,364 |
| 21 | Meade County | 30,297 | $74,161 |
| 22 | McPherson County | 2,278 | $62,024 |
| 23 | McCook County | 5,732 | $80,847 |
| 24 | Marshall County | 4,355 | $72,500 |
| 25 | Lyman County | 3,717 | $61,169 |
| 26 | Lincoln County | 68,286 | $96,552 |
| 27 | Lawrence County | 26,574 | $66,766 |
| 28 | Lake County | 11,052 | $73,792 |
| 29 | Kingsbury County | 5,210 | $70,221 |
| 30 | Jones County | 1,030 | $64,688 |
| 31 | Jerauld County | 1,845 | $75,417 |
| 32 | Jackson County | 2,826 | $26,686 |
| 33 | Hyde County | 1,305 | $74,279 |
| 34 | Hutchinson County | 7,393 | $74,459 |
| 35 | Hughes County | 17,732 | $78,981 |
| 36 | Harding County | 1,092 | $74,766 |
| 37 | Hanson County | 3,473 | $86,375 |
| 38 | Hand County | 3,045 | $72,054 |
| 39 | Hamlin County | 6,288 | $83,194 |
| 40 | Haakon County | 1,708 | $59,231 |
| 41 | Gregory County | 3,993 | $52,432 |
| 42 | Grant County | 7,544 | $73,818 |
| 43 | Faulk County | 2,137 | $58,000 |
| 44 | Fall River County | 7,179 | $61,056 |
| 45 | Edmunds County | 4,033 | $77,266 |
| 46 | Douglas County | 2,823 | $78,125 |
| 47 | Dewey County | 5,230 | $57,928 |
| 48 | Deuel County | 4,318 | $79,556 |
| 49 | Day County | 5,460 | $62,270 |
| 50 | Davison County | 19,936 | $61,401 |
| 51 | Custer County | 8,686 | $81,958 |
| 52 | Corson County | 3,859 | $43,750 |
| 53 | Codington County | 28,556 | $65,080 |
| 54 | Clay County | 15,133 | $58,794 |
| 55 | Clark County | 3,876 | $62,885 |
| 56 | Charles Mix County | 9,281 | $64,850 |
| 57 | Campbell County | 1,481 | $65,000 |
| 58 | Butte County | 10,538 | $67,692 |
| 59 | Buffalo County | 1,757 | $47,000 |
| 60 | Brule County | 5,261 | $74,043 |
| 61 | Brown County | 38,079 | $70,239 |
| 62 | Brookings County | 34,968 | $67,341 |
| 63 | Bon Homme County | 7,024 | $61,275 |
| 64 | Bennett County | 3,354 | $44,569 |
| 65 | Beadle County | 19,279 | $63,082 |
| 66 | Aurora County | 2,573 | $74,130 |
More Rankings for South Dakota
Frequently Asked Questions
Minnehaha County is the #1 ranked county in South Dakota by population, with a value of 200,689 according to Census ACS 2023 data.
South Dakota has 66 counties tracked in Census ACS 2023 data.
All data comes from the American Community Survey (ACS) 2023 5-Year estimates by the US Census Bureau.
Data from the American Community Survey 2023 5-Year estimates. Covers all counties in South Dakota.