4 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Cheyenne | 1 | 65,914 | 65,283 | 0.16% | 1,655 | 40 | City |
| Pine Bluffs | 2 | 1,086 | 1,160 | -1.09% | 273 | 4 | Town |
| Burns | 3 | 390 | 356 | 1.56% | 128 | 3 | Town |
| Albin | 4 | 158 | 170 | -1.25% | 1,075 | 0 | Town |
Cheyenne is the largest city in Laramie County, with a population of 65,914.
Albin is the smallest city in Laramie County, with a population of 158.
There are 4 cities in Laramie County, Wyoming.