8 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Kenosha | 1 | 99,481 | 99,963 | -0.1% | 3,360 | 30 | City |
| Pleasant Prairie | 2 | 21,933 | 21,277 | 0.6% | 657 | 33 | Village |
| Salem Lakes | 3 | 14,230 | 14,589 | -0.5% | 469 | 30 | Village |
| Somers | 4 | 8,128 | 8,456 | -0.81% | 315 | 26 | Village |
| Twin Lakes | 5 | 6,327 | 6,330 | -0.02% | 741 | 9 | Village |
| Bristol | 6 | 5,249 | 5,197 | 0.19% | 161 | 33 | Village |
| Bloomfield | 7 | 4,760 | 4,787 | -0.13% | 159 | 30 | Village |
| Paddock Lake | 8 | 2,953 | 2,931 | 0.14% | 976 | 3 | Village |
Kenosha is the largest city in Kenosha County, with a population of 99,481.
Paddock Lake is the smallest city in Kenosha County, with a population of 2,953.
There are 8 cities in Kenosha County, Wisconsin.