| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Kellogg | 1 | 2,485 | 2,318 | 1.18% | 625 | 4 | City |
| Pinehurst | 2 | 1,803 | 1,676 | 1.29% | 1,810 | 1 | City |
| Osburn | 3 | 1,691 | 1,598 | 1.08% | 1,284 | 1 | City |
| Wallace | 4 | 851 | 815 | 0.83% | 937 | 1 | City |
| Smelterville | 5 | 822 | 775 | 1.11% | 2,686 | 0 | City |
| Mullan | 6 | 669 | 638 | 0.9% | 809 | 1 | City |
| Wardner | 7 | 207 | 194 | 0.98% | 237 | 1 | City |
Kellogg is the largest city in Shoshone County, with a population of 2,485.
Wardner is the smallest city in Shoshone County, with a population of 207.
There are 7 cities in Shoshone County, Idaho.