11 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Marshfield | 1 | 18,987 | 18,945 | 0.04% | 1,376 | 14 | City |
| Wisconsin Rapids | 2 | 18,585 | 18,854 | -0.24% | 1,338 | 14 | City |
| Nekoosa | 3 | 2,385 | 2,447 | -0.42% | 705 | 3 | City |
| Port Edwards | 4 | 1,749 | 1,779 | -0.29% | 292 | 6 | Village |
| Pittsville | 5 | 806 | 812 | -0.12% | 406 | 2 | City |
| Hewitt | 6 | 795 | 794 | 0% | 854 | 1 | Village |
| Auburndale | 7 | 733 | 702 | 0.69% | 354 | 2 | Village |
| Vesper | 8 | 528 | 519 | 0.38% | 457 | 1 | Village |
| Rudolph | 9 | 424 | 435 | -0.47% | 352 | 1 | Village |
| Arpin | 10 | 295 | 303 | -0.34% | 359 | 1 | Village |
| Milladore | 11 | 265 | 271 | -0.38% | 266 | 1 | Village |
Marshfield is the largest city in Wood County, with a population of 18,987.
Milladore is the smallest city in Wood County, with a population of 265.
There are 11 cities in Wood County, Wisconsin.