5 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Sturgeon Bay | 1 | 10,007 | 9,671 | 0.67% | 1,012 | 10 | City |
| Sister Bay | 2 | 1,173 | 1,157 | 0.26% | 440 | 3 | Village |
| Forestville | 3 | 467 | 485 | -0.85% | 890 | 1 | Village |
| Egg Harbor | 4 | 399 | 361 | 1.79% | 162 | 2 | Village |
| Ephraim | 5 | 339 | 342 | -0.29% | 90 | 4 | Village |
Sturgeon Bay is the largest city in Door County, with a population of 10,007.
Ephraim is the smallest city in Door County, with a population of 339.
There are 5 cities in Door County, Wisconsin.