3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Grantsburg | 1 | 1,382 | 1,332 | 0.73% | 455 | 3 | Village |
| Siren | 2 | 950 | 833 | 2.48% | 698 | 1 | Village |
| Webster | 3 | 716 | 693 | 0.56% | 408 | 2 | Village |
Grantsburg is the largest city in Burnett County, with a population of 1,382.
Webster is the smallest city in Burnett County, with a population of 716.
There are 3 cities in Burnett County, Wisconsin.