13 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Appleton | 1 | 75,219 | 75,593 | -0.08% | 2,970 | 25 | City |
| Fox Crossing | 2 | 19,547 | 18,992 | 0.48% | 1,546 | 13 | Village |
| Kaukauna | 3 | 18,979 | 17,131 | 1.65% | 2,296 | 8 | City |
| Greenville | 4 | 13,541 | 12,736 | 1% | 379 | 36 | Village |
| Little Chute | 5 | 11,772 | 11,739 | 0.05% | 1,823 | 6 | Village |
| Kimberly | 6 | 7,622 | 7,343 | 0.62% | 3,317 | 2 | Village |
| Seymour | 7 | 3,676 | 3,541 | 0.63% | 1,318 | 3 | City |
| Combined Locks | 8 | 3,601 | 3,636 | -0.17% | 1,937 | 2 | Village |
| Hortonville | 9 | 3,477 | 3,038 | 2.14% | 1,025 | 3 | Village |
| Black Creek | 10 | 1,324 | 1,356 | -0.38% | 1,328 | 1 | Village |
| Shiocton | 11 | 927 | 941 | -0.22% | 592 | 2 | Village |
| Bear Creek | 12 | 414 | 428 | -0.48% | 449 | 1 | Village |
| Nichols | 13 | 284 | 287 | 0% | 321 | 1 | Village |
Appleton is the largest city in Outagamie County, with a population of 75,219.
Nichols is the smallest city in Outagamie County, with a population of 284.
There are 13 cities in Outagamie County, Wisconsin.