11 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Rosebud | 1 | 2,297 | 2,073 | 2.09% | 177 | 13 | CDP |
| Mission | 2 | 1,130 | 1,153 | -0.44% | 1,925 | 1 | City |
| Antelope | 3 | 670 | 780 | -1.47% | 293 | 2 | CDP |
| St. Francis | 4 | 467 | 470 | -0.21% | 1,290 | 0 | Town |
| Parmelee | 5 | 402 | 538 | -2.66% | 70 | 6 | CDP |
| Two Strike | 6 | 356 | 315 | 2.59% | 19 | 19 | CDP |
| Soldier Creek | 7 | 301 | 525 | 1.69% | 25 | 12 | CDP |
| Spring Creek | 8 | 132 | 201 | -6.38% | 13 | 10 | CDP |
| White Horse | 9 | 114 | 211 | -8.06% | 36 | 3 | CDP |
| Okreek | 10 | 70 | 221 | -16.67% | 2 | 45 | CDP |
| Rosebud | 11 | 34 | 36 | 0% | 0.00 | 72 | Township |
Rosebud is the largest city in Todd County, with a population of 2,297.
Rosebud is the smallest city in Todd County, with a population of 34.
There are 11 cities in Todd County, South Dakota.