8 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Detroit Lakes | 1 | 10,030 | 10,039 | -0.01% | 838 | 12 | City |
| Frazee | 2 | 1,299 | 1,331 | -0.38% | 1,212 | 1 | City |
| Lake Park | 3 | 707 | 728 | -0.42% | 743 | 1 | City |
| Audubon | 4 | 571 | 564 | 0.18% | 781 | 1 | City |
| Waubun | 5 | 395 | 406 | -0.5% | 768 | 1 | City |
| Ogema | 6 | 203 | 208 | -0.49% | 175 | 1 | City |
| Callaway | 7 | 182 | 176 | 0.55% | 291 | 1 | City |
| Wolf Lake | 8 | 66 | 69 | 0% | 206 | 0 | City |
Detroit Lakes is the largest city in Becker County, with a population of 10,030.
Wolf Lake is the smallest city in Becker County, with a population of 66.
There are 8 cities in Becker County, Minnesota.