9 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Conrad | 1 | 2,414 | 2,317 | 0.79% | 1,898 | 1 | City |
| Heart Butte | 2 | 547 | 609 | -0.36% | 120 | 5 | CDP |
| Valier | 3 | 542 | 521 | 0.74% | 627 | 1 | Town |
| New Miami Colony | 4 | 223 | 95 | 7.21% | 588 | 0 | CDP |
| Dupuyer | 5 | 145 | 100 | 7.41% | 31 | 5 | CDP |
| Birch Creek Colony | 6 | 126 | 8 | 6.78% | 264 | 0 | CDP |
| Brady | 7 | 86 | 74 | -4.44% | 28 | 3 | CDP |
| Pondera Colony | 8 | 50 | 53 | 6.38% | 214 | 0 | CDP |
| Kingsbury Colony | 9 | 11 | 105 | 10% | 29 | 0 | CDP |
Conrad is the largest city in Pondera County, with a population of 2,414.
Kingsbury Colony is the smallest city in Pondera County, with a population of 11.
There are 9 cities in Pondera County, Montana.