| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Cheyenne Wells | 1 | 710 | 755 | -1.66% | 664 | 1 | Town |
| Kit Carson | 2 | 246 | 260 | -1.6% | 416 | 1 | Town |
Cheyenne Wells is the largest city in Cheyenne County, with a population of 710.
Kit Carson is the smallest city in Cheyenne County, with a population of 246.
There are 2 cities in Cheyenne County, Colorado.