2 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Livingston | 1 | 9,290 | 8,483 | 1.47% | 1,549 | 6 | City |
| Clyde Park | 2 | 355 | 334 | 1.14% | 952 | 0 | Town |
Livingston is the largest city in Park County, with a population of 9,290.
Clyde Park is the smallest city in Park County, with a population of 355.
There are 2 cities in Park County, Montana.