14 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Dakota Dunes | Union County | 5,082 |
| Dell Rapids | Minnehaha County | 3,745 |
| Deadwood | Lawrence County | 1,444 |
| De Smet | Kingsbury County | 1,021 |
| Dupree | Ziebach County | 498 |
| Doland | Spink County | 191 |
| Dimock | Hutchinson County | 157 |
| Delmont | Douglas County | 153 |
| Dallas | Gregory County | 85 |
| Dante | Charles Mix County | 73 |
| Davis | Turner County | 55 |
| Draper | Jones County | 39 |
| Dolton | Hutchinson County | 36 |
| Dudley | Sioux County | 11 |