3 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Grantsburg | 1 | 1,392 | 1,332 | 0.72% | 458 | 3 | Village |
| Siren | 2 | 974 | 833 | 2.53% | 716 | 1 | Village |
| Webster | 3 | 721 | 693 | 0.7% | 411 | 2 | Village |
Grantsburg is the largest city in Burnett County, with a population of 1,392.
Webster is the smallest city in Burnett County, with a population of 721.
There are 3 cities in Burnett County, Wisconsin.