| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Colville | 1 | 5,139 | 4,916 | 0.45% | 1,664 | 3 | City |
| Chewelah | 2 | 2,766 | 2,473 | 1.99% | 937 | 3 | City |
| Kettle Falls | 3 | 1,661 | 1,636 | 0.24% | 1,498 | 1 | City |
| Springdale | 4 | 411 | 237 | 7.87% | 363 | 1 | Town |
| Northport | 5 | 294 | 293 | 0% | 519 | 1 | Town |
| Marcus | 6 | 220 | 214 | 0.46% | 1,005 | 0 | Town |
Colville is the largest city in Stevens County, with a population of 5,139.
Marcus is the smallest city in Stevens County, with a population of 220.
There are 6 cities in Stevens County, Washington.