There are 19 cities in Polk County, Wisconsin.
Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | 2024 Population | 2020 Population | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| New Richmond | 1 | 10,883 | 10,169 | 1.66% | 994 | 10.9 | City |
| Amery | 2 | 2,952 | 2,966 | -0.14% | 950 | 3.1 | City |
| Osceola | 3 | 2,903 | 2,778 | 1.08% | 714 | 4.1 | Village |
| Cumberland | 4 | 2,314 | 2,272 | 0.43% | 557 | 4.2 | City |
| St. Croix Falls | 5 | 2,263 | 2,218 | 0.49% | 454 | 5.0 | City |
| Grantsburg | 6 | 1,350 | 1,338 | 0.22% | 444 | 3.0 | Village |
| Frederic | 7 | 1,143 | 1,159 | -0.35% | 676 | 1.7 | Village |
| Clear Lake | 8 | 1,105 | 1,091 | 0.27% | 425 | 2.6 | Village |
| Luck | 9 | 1,060 | 1,088 | -0.66% | 538 | 2.0 | Village |
| Turtle Lake | 10 | 1,036 | 1,040 | -0.1% | 362 | 2.9 | Village |
| Milltown | 11 | 940 | 950 | -0.32% | 519 | 1.8 | Village |
| Dresser | 12 | 939 | 937 | 0% | 496 | 1.9 | Village |
| Balsam Lake | 13 | 916 | 939 | -0.65% | 412 | 2.2 | Village |
| Siren | 14 | 897 | 828 | 1.93% | 659 | 1.4 | Village |
| Centuria | 15 | 896 | 891 | 0.11% | 527 | 1.7 | Village |
| Star Prairie | 16 | 657 | 675 | -0.76% | 307 | 2.1 | Village |
| Clayton | 17 | 544 | 551 | -0.37% | 169 | 3.2 | Village |
| Deer Park | 18 | 244 | 252 | -0.81% | 269 | 0.9 | Village |
| Lewis | 19 | 156 | 146 | 0% | 106 | 1.5 | CDP |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
New Richmond is the largest city in Polk County.
Lewis is the smallest city in Polk County.
There are 19 cities in Polk County, Wisconsin.