| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Harrison | 1 | 14,916 | 12,594 | 2.93% | 468 | 32 | Village |
| Chilton | 2 | 4,215 | 4,060 | 0.77% | 1,043 | 4 | City |
| Brillion | 3 | 3,337 | 3,275 | 0.3% | 1,080 | 3 | City |
| Sherwood | 4 | 3,318 | 3,263 | 0.21% | 959 | 3 | Village |
| New Holstein | 5 | 3,011 | 3,173 | -0.95% | 1,200 | 3 | City |
| Hilbert | 6 | 1,231 | 1,244 | -0.49% | 835 | 1 | Village |
| Stockbridge | 7 | 648 | 681 | -0.92% | 198 | 3 | Village |
| Potter | 8 | 229 | 243 | -1.29% | 453 | 1 | Village |
Harrison is the largest city in Calumet County, with a population of 14,916.
Potter is the smallest city in Calumet County, with a population of 229.
There are 8 cities in Calumet County, Wisconsin.