23 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| St. John | 1 | 1,160 | 1,224 | -1.11% | 597 | 2 | City |
| Stafford | 2 | 1,030 | 1,086 | -1.53% | 29 | 36 | Township |
| St. John | 3 | 950 | 1,001 | -0.94% | 26 | 36 | Township |
| Stafford | 4 | 910 | 957 | -1.09% | 995 | 1 | City |
| Farmington | 5 | 492 | 517 | -1.4% | 14 | 36 | Township |
| Macksville | 6 | 451 | 471 | -0.88% | 452 | 1 | City |
| Ohio | 7 | 343 | 362 | -0.87% | 9 | 37 | Township |
| Hayes | 8 | 159 | 167 | -1.24% | 4 | 36 | Township |
| North Seward | 9 | 128 | 134 | -2.29% | 4 | 36 | Township |
| Douglas | 10 | 102 | 105 | -0.97% | 3 | 36 | Township |
| Hudson | 11 | 90 | 93 | -1.1% | 720 | 0 | City |
| Byron | 12 | 58 | 62 | -1.69% | 2 | 36 | Township |
| West Cooper | 13 | 58 | 62 | -1.69% | 2 | 36 | Township |
| York | 14 | 52 | 56 | -1.89% | 1 | 36 | Township |
| Cleveland | 15 | 51 | 53 | 0% | 1 | 36 | Township |
| East Cooper | 16 | 43 | 43 | 0% | 1 | 36 | Township |
| Richland | 17 | 43 | 45 | 0% | 1 | 36 | Township |
| Rose Valley | 18 | 43 | 45 | 0% | 1 | 36 | Township |
| Albano | 19 | 39 | 42 | -2.5% | 1 | 36 | Township |
| South Seward | 20 | 39 | 42 | -2.5% | 1 | 36 | Township |
| Clear Creek | 21 | 22 | 23 | 0% | 1 | 36 | Township |
| Union | 22 | 18 | 19 | 0% | 0.00 | 36 | Township |
| Putnam | 23 | 10 | 12 | -9.09% | 0.00 | 70 | Township |
St. John is the largest city in Stafford County, with a population of 1,160.
Putnam is the smallest city in Stafford County, with a population of 10.
There are 23 cities in Stafford County, Kansas.