| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Missoula | 1 | 79,837 | 74,449 | 1.18% | 2,279 | 35 | City |
Missoula is the largest city in Missoula County, with a population of 79,837.
Missoula is the smallest city in Missoula County, with a population of 79,837.
There is 1 city in Missoula County, Montana.