| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Blue Earth | 1 | 3,163 | 3,169 | -0.06% | 953 | 3 | City |
| Wells | 2 | 2,393 | 2,406 | -0.08% | 1,147 | 2 | City |
| Winnebago | 3 | 1,381 | 1,391 | -0.14% | 591 | 2 | City |
| Minnesota Lake | 4 | 662 | 661 | 0% | 409 | 2 | City |
| Elmore | 5 | 543 | 549 | -0.18% | 642 | 1 | City |
| Kiester | 6 | 486 | 488 | -0.21% | 1,136 | 0 | City |
| Bricelyn | 7 | 350 | 354 | -0.28% | 1,207 | 0 | City |
| Frost | 8 | 212 | 215 | -0.47% | 483 | 0 | City |
| Easton | 9 | 177 | 180 | -0.56% | 187 | 1 | City |
| Delavan | 10 | 169 | 172 | -0.59% | 168 | 1 | City |
| Walters | 11 | 70 | 70 | 0% | 354 | 0 | City |
Blue Earth is the largest city in Faribault County, with a population of 3,163.
Walters is the smallest city in Faribault County, with a population of 70.
There are 11 cities in Faribault County, Minnesota.