11 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Marshfield | 1 | 18,980 | 18,945 | 0.04% | 1,375 | 14 | City |
| Wisconsin Rapids | 2 | 18,630 | 18,854 | -0.24% | 1,341 | 14 | City |
| Nekoosa | 3 | 2,395 | 2,447 | -0.46% | 708 | 3 | City |
| Port Edwards | 4 | 1,754 | 1,779 | -0.28% | 293 | 6 | Village |
| Pittsville | 5 | 807 | 812 | -0.12% | 406 | 2 | City |
| Hewitt | 6 | 795 | 794 | 0% | 854 | 1 | Village |
| Auburndale | 7 | 728 | 702 | 0.69% | 352 | 2 | Village |
| Vesper | 8 | 526 | 519 | 0.19% | 455 | 1 | Village |
| Rudolph | 9 | 426 | 435 | -0.47% | 354 | 1 | Village |
| Arpin | 10 | 296 | 303 | -0.67% | 360 | 1 | Village |
| Milladore | 11 | 266 | 271 | -0.37% | 267 | 1 | Village |
Marshfield is the largest city in Wood County, with a population of 18,980.
Milladore is the smallest city in Wood County, with a population of 266.
There are 11 cities in Wood County, Wisconsin.