13 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Ness City | 1 | 1,291 | 1,340 | -0.77% | 887 | 1.46 | City |
| Center township | 2 | 1,285 | 1,350 | -1.38% | 27 | 47.71 | Township |
| Bazine township | 3 | 359 | 379 | -1.91% | 3 | 120.38 | Township |
| Nevada township | 4 | 343 | 360 | -1.44% | 3 | 107.13 | Township |
| Bazine | 5 | 265 | 274 | -0.75% | 590 | 0.45 | City |
| Ransom | 6 | 250 | 260 | -0.79% | 712 | 0.35 | City |
| Ohio township | 7 | 150 | 161 | -1.96% | 1 | 115 | Township |
| Utica | 8 | 96 | 100 | -1.03% | 393 | 0.24 | City |
| Forrester township | 9 | 80 | 84 | -1.23% | 1 | 79.75 | Township |
| Waring township | 10 | 71 | 74 | -1.39% | 1 | 118.76 | Township |
| Eden township | 11 | 68 | 69 | 0% | 1 | 102.83 | Township |
| Highpoint township | 12 | 28 | 31 | -3.45% | 0.00 | 120.59 | Township |
| Brownell | 13 | 23 | 23 | 0% | 116 | 0.20 | City |
Ness City is the largest city in Ness County, with a population of 1,291.
Brownell is the smallest city in Ness County.
There are 13 cities in Ness County, Kansas.