14 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Livingston | 1 | 9,155 | 8,483 | 1.49% | 1,526 | 6 | City |
| Pray | 2 | 1,101 | 719 | 2.61% | 38 | 29 | CDP |
| Gardiner | 3 | 711 | 893 | -1.52% | 123 | 6 | CDP |
| Clyde Park | 4 | 351 | 334 | 0.86% | 941 | 0 | Town |
| South Glastonbury | 5 | 345 | 379 | 7.14% | 20 | 17 | CDP |
| Emigrant | 6 | 275 | 301 | -5.17% | 26 | 11 | CDP |
| Pine Creek | 7 | 264 | 111 | 7.32% | 326 | 1 | CDP |
| Wilsall | 8 | 212 | 226 | 0.95% | 189 | 1 | CDP |
| Corwin Springs | 9 | 167 | 110 | 2.45% | 119 | 1 | CDP |
| Wineglass | 10 | 164 | 237 | -3.53% | 26 | 6 | CDP |
| Silver Gate | 11 | 142 | 88 | 6.77% | 33 | 4 | CDP |
| Cooke City | 12 | 104 | 69 | 7.22% | 11 | 10 | CDP |
| Jardine | 13 | 54 | 41 | 8% | 4 | 15 | CDP |
| Springdale | 14 | 16 | 26 | 6.67% | 121 | 0 | CDP |
Livingston is the largest city in Park County, with a population of 9,155.
Springdale is the smallest city in Park County, with a population of 16.
There are 14 cities in Park County, Montana.