28 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Benson | 1 | 3,413 | 3,473 | -0.35% | 1,074 | 3.18 | City |
| Appleton | 2 | 1,350 | 1,387 | -0.52% | 720 | 1.87 | City |
| Kerkhoven | 3 | 780 | 799 | -0.51% | 936 | 0.83 | City |
| Torning township | 4 | 397 | 399 | -0.25% | 12 | 33.43 | Township |
| Benson township | 5 | 306 | 311 | -0.65% | 9 | 34.29 | Township |
| Murdock | 6 | 295 | 302 | -0.34% | 474 | 0.62 | City |
| Pillsbury township | 7 | 280 | 280 | 0% | 8 | 34.71 | Township |
| Kerkhoven township | 8 | 223 | 227 | -0.89% | 6 | 35.13 | Township |
| Hayes township | 9 | 220 | 224 | -0.9% | 6 | 34.63 | Township |
| Dublin township | 10 | 193 | 190 | 0.52% | 6 | 34.84 | Township |
| Appleton township | 11 | 189 | 193 | -1.05% | 6 | 30.84 | Township |
| Camp Lake township | 12 | 160 | 162 | -0.62% | 5 | 35.26 | Township |
| Cashel township | 13 | 152 | 149 | 0.66% | 4 | 35.88 | Township |
| Six Mile Grove township | 14 | 148 | 145 | 0.68% | 4 | 35.70 | Township |
| West Bank township | 15 | 138 | 135 | 0.73% | 4 | 35.98 | Township |
| Kildare township | 16 | 131 | 134 | -0.76% | 4 | 34.71 | Township |
| Clontarf | 17 | 128 | 128 | 0% | 62 | 2.08 | City |
| Fairfield township | 18 | 121 | 119 | 0.83% | 3 | 35.83 | Township |
| Swenoda township | 19 | 107 | 105 | 0.94% | 3 | 35.45 | Township |
| Shible township | 20 | 100 | 98 | 1.01% | 3 | 35.20 | Township |
| Edison township | 21 | 99 | 97 | 1.02% | 3 | 35.67 | Township |
| Danvers | 22 | 98 | 102 | -1.01% | 141 | 0.69 | City |
| Moyer township | 23 | 95 | 96 | 0% | 3 | 34.64 | Township |
| Marysland township | 24 | 93 | 94 | 0% | 3 | 35.22 | Township |
| Tara township | 25 | 87 | 90 | -1.14% | 2 | 35.83 | Township |
| Holloway | 26 | 83 | 85 | 0% | 59 | 1.40 | City |
| Clontarf township | 27 | 83 | 86 | -1.19% | 2 | 33.73 | Township |
| Hegbert township | 28 | 75 | 78 | -1.32% | 2 | 33.55 | Township |
Benson is the largest city in Swift County, with a population of 3,413.
Hegbert township is the smallest city in Swift County.
There are 28 cities in Swift County, Minnesota.