| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Cheyenne | 1 | 66,580 | 65,478 | 0.11% | 1,672 | 40 | City |
| Pine Bluffs | 2 | 1,098 | 1,161 | -1.17% | 276 | 4 | Town |
| Burns | 3 | 405 | 353 | 1.5% | 133 | 3 | Town |
| Albin | 4 | 159 | 169 | -1.24% | 1,082 | 0 | Town |
Cheyenne is the largest city in Laramie County, with a population of 66,580.
Albin is the smallest city in Laramie County, with a population of 159.
There are 4 cities in Laramie County, Wyoming.