67 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Arkansas City | 1 | 11,710 | 11,960 | -0.43% | 1,257 | 9 | City |
| Arkansas City | 2 | 11,710 | 11,964 | -0.43% | 1,257 | 9 | City |
| Winfield | 3 | 11,655 | 11,787 | -0.2% | 1,046 | 11 | City |
| Winfield | 4 | 11,655 | 11,769 | -0.2% | 1,046 | 11 | City |
| Creswell | 5 | 1,905 | 1,909 | 0% | 53 | 36 | Township |
| Creswell | 6 | 1,905 | 1,908 | 0% | 53 | 36 | Township |
| Bolton | 7 | 1,445 | 1,445 | 0% | 28 | 52 | Township |
| Bolton | 8 | 1,445 | 1,445 | 0% | 28 | 52 | Township |
| Ninnescah | 9 | 895 | 918 | -0.33% | 25 | 36 | Township |
| Ninnescah | 10 | 895 | 918 | -0.33% | 25 | 36 | Township |
| Pleasant Valley | 11 | 801 | 804 | 0% | 18 | 45 | Township |
| Pleasant Valley | 12 | 801 | 805 | 0% | 18 | 45 | Township |
| Maple | 13 | 737 | 741 | -0.27% | 21 | 35 | Township |
| Maple | 14 | 737 | 742 | -0.27% | 21 | 35 | Township |
| Silver Creek | 15 | 682 | 691 | -0.29% | 19 | 36 | Township |
| Silver Creek | 16 | 682 | 690 | -0.29% | 19 | 36 | Township |
| Udall | 17 | 636 | 660 | -0.78% | 1,167 | 1 | City |
| Udall | 18 | 636 | 661 | -0.78% | 1,167 | 1 | City |
| Burden | 19 | 504 | 512 | -0.4% | 975 | 1 | City |
| Burden | 20 | 504 | 511 | -0.4% | 975 | 1 | City |
| Vernon | 21 | 458 | 462 | 0% | 12 | 39 | Township |
| Vernon | 22 | 458 | 461 | 0% | 12 | 39 | Township |
| Parkerfield | 23 | 402 | 407 | -0.25% | 440 | 1 | City |
| Parkerfield | 24 | 402 | 406 | -0.25% | 440 | 1 | City |
| Dexter | 25 | 367 | 364 | -0.27% | 5 | 71 | Township |
| Dexter | 26 | 367 | 364 | -0.27% | 5 | 71 | Township |
| Silverdale | 27 | 351 | 353 | 0% | 7 | 53 | Township |
| Silverdale | 28 | 351 | 352 | 0% | 7 | 53 | Township |
| Salem | 29 | 315 | 316 | 0.32% | 12 | 26 | Township |
| Salem | 30 | 315 | 315 | 0.32% | 12 | 26 | Township |
| Tisdale | 31 | 310 | 307 | 0.32% | 10 | 30 | Township |
| Tisdale | 32 | 310 | 306 | 0.32% | 10 | 30 | Township |
| Rock Creek | 33 | 259 | 258 | 0.39% | 7 | 35 | Township |
| Rock Creek | 34 | 259 | 258 | 0.39% | 7 | 35 | Township |
| Omnia | 35 | 253 | 261 | -0.78% | 7 | 36 | Township |
| Omnia | 36 | 253 | 261 | -0.78% | 7 | 36 | Township |
| Dexter | 37 | 230 | 225 | 0.44% | 830 | 0 | City |
| Dexter | 38 | 230 | 225 | 0.44% | 830 | 0 | City |
| Beaver | 39 | 186 | 190 | -0.53% | 5 | 35 | Township |
| Beaver | 40 | 186 | 190 | -0.53% | 5 | 35 | Township |
| Richland | 41 | 173 | 173 | 0.58% | 4 | 42 | Township |
| Richland | 42 | 173 | 173 | 0.58% | 4 | 42 | Township |
| Sheridan | 43 | 162 | 164 | 0% | 5 | 36 | Township |
| Sheridan | 44 | 162 | 164 | 0% | 5 | 36 | Township |
| Atlanta | 45 | 161 | 168 | -1.23% | 336 | 0 | City |
| Atlanta | 46 | 161 | 168 | -1.23% | 336 | 0 | City |
| Windsor | 47 | 152 | 153 | 0% | 2 | 94 | Township |
| Windsor | 48 | 152 | 153 | 0% | 2 | 94 | Township |
| Rock | 49 | 141 | 142 | 0% | 4 | 36 | Township |
| Rock | 50 | 141 | 142 | 0% | 4 | 36 | Township |
| Atlanta | 51 | 136 | 139 | 0% | 4 | 35 | Township |
| Atlanta | 52 | 136 | 138 | 0% | 4 | 35 | Township |
| Rock | 53 | 121 | 105 | 7.08% | 303 | 0 | CDP |
| Harvey | 54 | 94 | 96 | -1.05% | 1 | 63 | Township |
| Harvey | 55 | 94 | 96 | -1.05% | 1 | 63 | Township |
| Cambridge | 56 | 91 | 93 | -1.09% | 520 | 0 | City |
| Cambridge | 57 | 91 | 93 | -1.09% | 520 | 0 | City |
| Spring Creek | 58 | 73 | 74 | -1.35% | 2 | 44 | Township |
| Spring Creek | 59 | 73 | 74 | -1.35% | 2 | 44 | Township |
| Grant | 60 | 66 | 67 | -1.49% | 1 | 45 | Township |
| Grant | 61 | 66 | 67 | -1.49% | 1 | 45 | Township |
| Silverdale | 62 | 44 | 59 | 7.32% | 42 | 1 | CDP |
| Otter | 63 | 32 | 33 | 0% | 1 | 52 | Township |
| Otter | 64 | 32 | 33 | 0% | 1 | 52 | Township |
| New Salem | 65 | 27 | 21 | 3.85% | 74 | 0 | CDP |
| Winfield | 66 | 20 | 22 | -4.76% | 1 | 36 | Township |
| Winfield | 67 | 20 | 22 | -4.76% | 1 | 36 | Township |
Arkansas City is the largest city in Cowley County, with a population of 11,710.
Winfield is the smallest city in Cowley County, with a population of 20.
There are 67 cities in Cowley County, Kansas.