29 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Breckenridge | 1 | 3,280 | 3,420 | -0.85% | 1,263 | 3 | City |
| Rothsay | 2 | 484 | 498 | -0.62% | 564 | 1 | City |
| Prairie View | 3 | 218 | 228 | -1.36% | 6 | 35 | Township |
| Breckenridge | 4 | 206 | 215 | -1.44% | 10 | 21 | Township |
| Campbell | 5 | 162 | 169 | -1.22% | 684 | 0 | City |
| Atherton | 6 | 147 | 153 | -1.34% | 4 | 36 | Township |
| Brandrup | 7 | 138 | 143 | -1.43% | 3 | 54 | Township |
| Sunnyside | 8 | 128 | 133 | -1.54% | 4 | 36 | Township |
| Akron | 9 | 125 | 128 | 0% | 4 | 35 | Township |
| Foxhome | 10 | 120 | 124 | -0.83% | 322 | 0 | City |
| Wolverton | 11 | 120 | 127 | -1.64% | 344 | 0 | City |
| Connelly | 12 | 97 | 99 | 0% | 4 | 24 | Township |
| Foxhome | 13 | 97 | 102 | -1.02% | 3 | 35 | Township |
| Roberts | 14 | 94 | 96 | 0% | 4 | 22 | Township |
| Wolverton | 15 | 92 | 94 | 0% | 3 | 30 | Township |
| Deerhorn | 16 | 91 | 91 | 1.11% | 3 | 36 | Township |
| Bradford | 17 | 77 | 79 | -1.28% | 2 | 35 | Township |
| Mitchell | 18 | 77 | 81 | -1.28% | 2 | 36 | Township |
| Nordick | 19 | 72 | 77 | -1.37% | 2 | 36 | Township |
| Tanberg | 20 | 68 | 71 | 0% | 2 | 35 | Township |
| Campbell | 21 | 64 | 68 | -1.54% | 1 | 50 | Township |
| Nashua | 22 | 63 | 67 | -1.56% | 18 | 4 | City |
| Kent | 23 | 62 | 66 | -1.59% | 259 | 0 | City |
| Andrea | 24 | 55 | 59 | -1.79% | 2 | 35 | Township |
| McCauleyville | 25 | 51 | 55 | -1.92% | 5 | 10 | Township |
| Meadows | 26 | 51 | 55 | -1.92% | 1 | 36 | Township |
| Champion | 27 | 50 | 54 | -1.96% | 2 | 32 | Township |
| Nilsen | 28 | 49 | 51 | 0% | 1 | 36 | Township |
| Manston | 29 | 40 | 42 | 0% | 1 | 36 | Township |
Breckenridge is the largest city in Wilkin County, with a population of 3,280.
Manston is the smallest city in Wilkin County, with a population of 40.
There are 29 cities in Wilkin County, Minnesota.