5 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Sturgeon Bay | 1 | 10,074 | 9,671 | 0.67% | 1,018 | 10 | City |
| Sister Bay | 2 | 1,176 | 1,157 | 0.26% | 441 | 3 | Village |
| Forestville | 3 | 464 | 485 | -0.64% | 884 | 1 | Village |
| Egg Harbor | 4 | 407 | 361 | 2.01% | 165 | 2 | Village |
| Ephraim | 5 | 339 | 342 | 0% | 90 | 4 | Village |
Sturgeon Bay is the largest city in Door County, with a population of 10,074.
Ephraim is the smallest city in Door County, with a population of 339.
There are 5 cities in Door County, Wisconsin.