15 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Falls | 1 | 999 | 1,055 | -1.77% | 20 | 50 | Township |
| Cottonwood Falls | 2 | 825 | 849 | -0.48% | 1,281 | 1 | City |
| Strong | 3 | 483 | 516 | -1.83% | 7 | 66 | Township |
| Strong City | 4 | 371 | 388 | -0.8% | 677 | 1 | City |
| Toledo | 5 | 283 | 301 | -1.74% | 3 | 89 | Township |
| Diamond Creek | 6 | 203 | 223 | -2.87% | 1 | 144 | Township |
| Cottonwood | 7 | 150 | 165 | -2.6% | 2 | 80 | Township |
| Matfield | 8 | 109 | 117 | -1.8% | 1 | 122 | Township |
| Bazaar | 9 | 86 | 93 | -2.27% | 1 | 113 | Township |
| Matfield Green | 10 | 49 | 51 | 0% | 345 | 0 | City |
| Parkerville | 11 | 46 | 48 | 0% | 359 | 0 | City |
| Elmdale | 12 | 39 | 41 | 0% | 236 | 0 | City |
| Homestead | 13 | 32 | 35 | -3.03% | 1 | 54 | Township |
| Dunlap | 14 | 28 | 28 | 0% | 114 | 0 | City |
| Cedar Point | 15 | 19 | 21 | 0% | 279 | 0 | City |
Falls is the largest city in Chase County, with a population of 999.
Cedar Point is the smallest city in Chase County, with a population of 19.
There are 15 cities in Chase County, Kansas.