What is the Population of South Dakota?
The Population of South Dakota, as per July 1st, 2016 estimate, is 865,454 (Eight hundred sixty-five thousand four hundred fifty-four). The last official US Government census was done in 2010, and the population as per that census was 814,180 (Eight hundred fourteen thousand one hundred eighty). South Dakota has 66 Counties. Here is a compilation of county-wise population data for the state in tabular format:
| South Dakota Population by County | ||
| County Name | April 1, 2010 – Census | Population Estimate (as of July 1, 2016) |
| Minnehaha County | 169,468 | 187,318 |
| Pennington County | 100,948 | 109,372 |
| Lincoln County | 44,828 | 54,469 |
| Brown County | 36,531 | 39,128 |
| Brookings County | 31,965 | 34,135 |
| Codington County | 27,227 | 28,063 |
| Meade County | 25,434 | 27,693 |
| Lawrence County | 24,097 | 25,281 |
| Yankton County | 22,438 | 22,616 |
| Davison County | 19,504 | 19,903 |
| Beadle County | 17,398 | 18,101 |
| Hughes County | 17,022 | 17,600 |
| Union County | 14,399 | 14,934 |
| Oglala Lakota County | 13,586 | 14,415 |
| Clay County | 13,864 | 14,086 |
| Lake County | 11,200 | 12,909 |
| Roberts County | 10,149 | 10,255 |
| Butte County | 10,110 | 10,205 |
| Todd County | 9,612 | 10,155 |
| Charles Mix County | 9,129 | 9,396 |
| Custer County | 8,216 | 8,596 |
| Turner County | 8,347 | 8,317 |
| Hutchinson County | 7,343 | 7,368 |
| Grant County | 7,356 | 7,148 |
| Bon Homme County | 7,070 | 6,984 |
| Fall River County | 7,094 | 6,849 |
| Moody County | 6,486 | 6,505 |
| Spink County | 6,415 | 6,420 |
| Hamlin County | 5,903 | 6,028 |
| Dewey County | 5,301 | 5,742 |
| McCook County | 5,618 | 5,625 |
| Walworth County | 5,438 | 5,610 |
| Day County | 5,710 | 5,571 |
| Tripp County | 5,644 | 5,492 |
| Brule County | 5,255 | 5,238 |
| Kingsbury County | 5,148 | 5,001 |
| Marshall County | 4,656 | 4,801 |
| Deuel County | 4,364 | 4,231 |
| Gregory County | 4,271 | 4,171 |
| Corson County | 4,050 | 4,132 |
| Edmunds County | 4,071 | 3,952 |
| Lyman County | 3,755 | 3,894 |
| Clark County | 3,691 | 3,656 |
| Bennett County | 3,431 | 3,460 |
| Hanson County | 3,331 | 3,374 |
| Jackson County | 3,031 | 3,326 |
| Hand County | 3,431 | 3,319 |
| Stanley County | 2,966 | 2,993 |
| Perkins County | 2,982 | 2,983 |
| Douglas County | 3,002 | 2,932 |
| Ziebach County | 2,801 | 2,801 |
| Aurora County | 2,710 | 2,736 |
| McPherson County | 2,459 | 2,438 |
| Sanborn County | 2,355 | 2,396 |
| Faulk County | 2,364 | 2,354 |
| Potter County | 2,329 | 2,299 |
| Miner County | 2,389 | 2,281 |
| Mellette County | 2,048 | 2,102 |
| Buffalo County | 1,912 | 2,043 |
| Jerauld County | 2,071 | 2,004 |
| Haakon County | 1,937 | 1,892 |
| Sully County | 1,373 | 1,421 |
| Campbell County | 1,466 | 1,378 |
| Hyde County | 1,420 | 1,352 |
| Harding County | 1,255 | 1,278 |
| Jones County | 1,006 | 927 |
| Total Population of South Dakota | 814,180 | 865,454 |
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