15 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Kellogg | 1 | 2,471 | 2,315 | 1.23% | 622 | 4 | City |
| Kellogg | 2 | 2,471 | 2,320 | 1.23% | 622 | 4 | City |
| Pinehurst | 3 | 1,809 | 1,682 | 1.4% | 1,816 | 1 | City |
| Pinehurst | 4 | 1,809 | 1,684 | 1.4% | 1,816 | 1 | City |
| Osburn | 5 | 1,698 | 1,591 | 1.19% | 1,289 | 1 | City |
| Osburn | 6 | 1,698 | 1,597 | 1.19% | 1,289 | 1 | City |
| Wallace | 7 | 831 | 789 | 0.97% | 915 | 1 | City |
| Wallace | 8 | 831 | 790 | 0.97% | 915 | 1 | City |
| Silverton | 9 | 720 | 309 | 7.14% | 1,586 | 0 | CDP |
| Smelterville | 10 | 714 | 668 | 1.28% | 2,333 | 0 | City |
| Smelterville | 11 | 714 | 669 | 1.28% | 2,333 | 0 | City |
| Mullan | 12 | 682 | 645 | 1.04% | 825 | 1 | City |
| Mullan | 13 | 682 | 646 | 1.04% | 825 | 1 | City |
| Wardner | 14 | 206 | 193 | 0.98% | 236 | 1 | City |
| Wardner | 15 | 206 | 193 | 0.98% | 236 | 1 | City |
Kellogg is the largest city in Shoshone County, with a population of 2,471.
Wardner is the smallest city in Shoshone County, with a population of 206.
There are 15 cities in Shoshone County, Idaho.