13 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Center | 1 | 1,312 | 1,351 | -0.68% | 28 | 48 | Township |
| Ness City | 2 | 1,302 | 1,340 | -0.61% | 895 | 1 | City |
| Bazine | 3 | 371 | 381 | -0.8% | 3 | 120 | Township |
| Nevada | 4 | 347 | 361 | -1.14% | 3 | 107 | Township |
| Bazine | 5 | 269 | 273 | -0.37% | 599 | 0 | City |
| Ransom | 6 | 253 | 261 | -0.78% | 721 | 0 | City |
| Ohio | 7 | 157 | 161 | 0% | 1 | 115 | Township |
| Utica | 8 | 96 | 100 | -1.03% | 393 | 0 | City |
| Forrester | 9 | 81 | 84 | -1.22% | 1 | 80 | Township |
| Waring | 10 | 73 | 76 | -1.35% | 1 | 119 | Township |
| Eden | 11 | 66 | 69 | -1.49% | 1 | 103 | Township |
| Highpoint | 12 | 27 | 29 | -3.57% | 0.00 | 121 | Township |
| Brownell | 13 | 22 | 24 | -4.35% | 111 | 0 | City |
Center is the largest city in Ness County, with a population of 1,312.
Brownell is the smallest city in Ness County, with a population of 22.
There are 13 cities in Ness County, Kansas.