33 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Austin | 1 | 26,810 | 26,210 | 0.45% | 2,018 | 13 | City |
| Grand Meadow | 2 | 1,162 | 1,126 | 0.61% | 1,704 | 1 | City |
| Le Roy | 3 | 973 | 955 | 0.31% | 1,378 | 1 | City |
| Lansing | 4 | 933 | 902 | 1.52% | 30 | 31 | Township |
| Austin | 5 | 908 | 879 | 1.34% | 32 | 28 | Township |
| Red Rock | 6 | 744 | 717 | 1.64% | 21 | 35 | Township |
| Adams | 7 | 704 | 681 | 0.57% | 702 | 1 | City |
| Brownsdale | 8 | 651 | 636 | 0.46% | 1,611 | 0 | City |
| Racine | 9 | 582 | 461 | 4.3% | 871 | 1 | City |
| Lyle | 10 | 526 | 524 | 0% | 696 | 1 | City |
| Racine | 11 | 491 | 473 | 1.87% | 14 | 36 | Township |
| Adams | 12 | 455 | 441 | 1.34% | 13 | 35 | Township |
| Udolpho | 13 | 429 | 415 | 1.42% | 12 | 36 | Township |
| Rose Creek | 14 | 404 | 398 | 0.25% | 824 | 0 | City |
| Frankford | 15 | 398 | 384 | 1.53% | 13 | 30 | Township |
| Lyle | 16 | 380 | 368 | 1.33% | 11 | 35 | Township |
| Waltham | 17 | 370 | 356 | 1.93% | 10 | 36 | Township |
| Le Roy | 18 | 361 | 347 | 1.98% | 10 | 35 | Township |
| Nevada | 19 | 352 | 340 | 1.44% | 10 | 37 | Township |
| Grand Meadow | 20 | 350 | 339 | 1.16% | 10 | 36 | Township |
| Dexter | 21 | 326 | 321 | 0.31% | 232 | 1 | City |
| Elkton | 22 | 317 | 315 | 0% | 9 | 36 | Township |
| Sargeant | 23 | 304 | 293 | 1.33% | 9 | 35 | Township |
| Pleasant Valley | 24 | 300 | 288 | 2.04% | 10 | 30 | Township |
| Dexter | 25 | 264 | 252 | 2.33% | 8 | 35 | Township |
| Lodi | 26 | 245 | 239 | 1.24% | 7 | 36 | Township |
| Clayton | 27 | 170 | 166 | 1.19% | 5 | 36 | Township |
| Waltham | 28 | 167 | 165 | 0% | 349 | 0 | City |
| Lansing | 29 | 153 | 173 | -1.29% | 195 | 1 | CDP |
| Bennington | 30 | 153 | 149 | 1.32% | 4 | 36 | Township |
| Elkton | 31 | 132 | 130 | 0% | 103 | 1 | City |
| Taopi | 32 | 70 | 59 | 2.94% | 179 | 0 | City |
| Sargeant | 33 | 66 | 65 | 0% | 83 | 1 | City |
Austin is the largest city in Mower County, with a population of 26,810.
Sargeant is the smallest city in Mower County, with a population of 66.
There are 33 cities in Mower County, Minnesota.