| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Red Lake Falls | 1 | 1,344 | 1,349 | -0.3% | 640 | 2 | City |
| Oklee | 2 | 415 | 416 | -0.48% | 553 | 1 | City |
| Plummer | 3 | 278 | 276 | 0% | 104 | 3 | City |
| Brooks | 4 | 117 | 118 | -0.85% | 102 | 1 | City |
Red Lake Falls is the largest city in Red Lake County, with a population of 1,344.
Brooks is the smallest city in Red Lake County, with a population of 117.
There are 4 cities in Red Lake County, Minnesota.