| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Laramie | 1 | 32,511 | 31,421 | 0.7% | 1,795 | 18 | City |
| Rock River | 2 | 218 | 214 | 0.46% | 94 | 2 | Town |
Laramie is the largest city in Albany County, with a population of 32,511.
Rock River is the smallest city in Albany County, with a population of 218.
There are 2 cities in Albany County, Wyoming.