| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Austin | 1 | 26,773 | 26,214 | 0.31% | 2,015 | 13 | City |
| Grand Meadow | 2 | 1,165 | 1,127 | 0.52% | 1,708 | 1 | City |
| Le Roy | 3 | 970 | 955 | 0.1% | 1,374 | 1 | City |
| Adams | 4 | 709 | 683 | 0.57% | 707 | 1 | City |
| Brownsdale | 5 | 645 | 636 | 0.16% | 1,597 | 0 | City |
| Racine | 6 | 611 | 461 | 3.91% | 915 | 1 | City |
| Lyle | 7 | 526 | 523 | 0% | 696 | 1 | City |
| Rose Creek | 8 | 403 | 398 | 0% | 822 | 0 | City |
| Dexter | 9 | 329 | 323 | 0% | 234 | 1 | City |
| Waltham | 10 | 168 | 166 | 0% | 351 | 0 | City |
| Elkton | 11 | 134 | 132 | 0% | 105 | 1 | City |
| Taopi | 12 | 72 | 58 | 2.86% | 184 | 0 | City |
| Sargeant | 13 | 66 | 65 | 0% | 83 | 1 | City |
Austin is the largest city in Mower County, with a population of 26,773.
Sargeant is the smallest city in Mower County, with a population of 66.
There are 13 cities in Mower County, Minnesota.