| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Plainville | 1 | 1,642 | 1,737 | -0.91% | 1,373 | 1 | City |
| Stockton | 2 | 1,387 | 1,472 | -0.93% | 838 | 2 | City |
| Palco | 3 | 193 | 208 | -1.53% | 720 | 0 | City |
| Damar | 4 | 106 | 112 | -0.93% | 555 | 0 | City |
| Woodston | 5 | 86 | 92 | -1.15% | 402 | 0 | City |
Plainville is the largest city in Rooks County, with a population of 1,642.
Woodston is the smallest city in Rooks County, with a population of 86.
There are 5 cities in Rooks County, Kansas.