| population | |
| Aurora County | 2710 |
| Beadle County | 17398 |
| Bennett County | 3431 |
| Bon Homme County | 7070 |
| Brookings County | 31965 |
| Brown County | 36531 |
| Brule County | 5255 |
| Buffalo County | 1912 |
| Butte County | 10110 |
| Campbell County | 1466 |
| Charles Mix County | 9129 |
| Clark County | 3691 |
| Clay County | 13864 |
| Codington County | 27227 |
| Corson County | 4050 |
| Custer County | 8216 |
| Davison County | 19504 |
| Day County | 5710 |
| Deuel County | 4364 |
| Dewey County | 5301 |
| Douglas County | 3002 |
| Edmunds County | 4071 |
| population | |
| Fall River County | 7094 |
| Faulk County | 2364 |
| Grant County | 7356 |
| Gregory County | 4271 |
| Haakon County | 1937 |
| Hamlin County | 5903 |
| Hand County | 3431 |
| Hanson County | 3331 |
| Harding County | 1255 |
| Hughes County | 17022 |
| Hutchinson County | 7343 |
| Hyde County | 1420 |
| Jackson County | 3031 |
| Jerauld County | 2071 |
| Jones County | 1006 |
| Kingsbury County | 5148 |
| Lake County | 11200 |
| Lawrence County | 24097 |
| Lincoln County | 44828 |
| Lyman County | 3755 |
| Marshall County | 4656 |
| McCook County | 5618 |
| population | |
| McPherson County | 2459 |
| Meade County | 25434 |
| Mellette County | 2048 |
| Miner County | 2389 |
| Minnehaha County | 169468 |
| Moody County | 6486 |
| Oglala Lakota County | 13586 |
| Pennington County | 100948 |
| Perkins County | 2982 |
| Potter County | 2329 |
| Roberts County | 10149 |
| Sanborn County | 2355 |
| Spink County | 6415 |
| Stanley County | 2966 |
| Sully County | 1373 |
| Todd County | 9612 |
| Tripp County | 5644 |
| Turner County | 8347 |
| Union County | 14399 |
| Walworth County | 5438 |
| Yankton County | 22438 |
| Ziebach County | 2801 |
 | Pierre Regional Airport | ~ 13.37 km |
| Mobridge Municipal Airport | ~ 116.99 km |
| Philip Airport | ~ 118.51 km |
| Huron Regional Airport | ~ 161.04 km |
| Aberdeen Regional Airport | ~ 178.40 km |
| Ashley Municipal Airport | ~ 183.42 km |
| Miller Field | ~ 184.38 km |
| Mitchell Municipal Airport | ~ 194.08 km |
| Lemmon Municipal Airport | ~ 214.47 km |
