| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Russell | 1 | 4,293 | 4,389 | -0.37% | 884 | 5 | City |
| Gorham | 2 | 381 | 375 | 0.26% | 1,594 | 0 | City |
| Lucas | 3 | 338 | 334 | 0.3% | 556 | 1 | City |
| Luray | 4 | 157 | 160 | 0% | 473 | 0 | City |
| Dorrance | 5 | 139 | 144 | -0.71% | 410 | 0 | City |
| Bunker Hill | 6 | 109 | 106 | 0.93% | 79 | 1 | City |
| Paradise | 7 | 34 | 34 | 0% | 138 | 0 | City |
| Waldo | 8 | 32 | 31 | 0% | 85 | 0 | City |
Russell is the largest city in Russell County, with a population of 4,293.
Waldo is the smallest city in Russell County, with a population of 32.
There are 8 cities in Russell County, Kansas.