8 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Sturgeon Bay | 1 | 9,992 | 9,664 | 0.66% | 1,010 | 9.89 | City |
| Sister Bay | 2 | 1,173 | 1,152 | 0.34% | 440 | 2.67 | Village |
| Forestville | 3 | 470 | 485 | -0.63% | 895 | 0.53 | Village |
| Egg Harbor | 4 | 379 | 358 | 1.07% | 154 | 2.47 | Village |
| Ephraim | 5 | 343 | 342 | 0% | 91 | 3.79 | Village |
| Baileys Harbor | 6 | 201 | 187 | -1.47% | 119 | 1.69 | CDP |
| Ellison Bay | 7 | 136 | 148 | -1.45% | 51 | 2.66 | CDP |
| Little Sturgeon | 8 | 109 | 181 | -0.91% | 47 | 2.33 | CDP |
Sturgeon Bay is the largest city in Door County, with a population of 9,992.
Little Sturgeon is the smallest city in Door County.
There are 8 cities in Door County, Wisconsin.