8 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Keosauqua | 1 | 951 | 935 | 0.32% | 652 | 1.46 | City |
| Farmington | 2 | 592 | 584 | 0.34% | 1,281 | 0.46 | City |
| Milton | 3 | 400 | 392 | 0.5% | 149 | 2.69 | City |
| Birmingham | 4 | 373 | 370 | 0.27% | 368 | 1.01 | City |
| Bonaparte | 5 | 361 | 360 | 0% | 965 | 0.37 | City |
| Stockport | 6 | 274 | 276 | 0% | 267 | 1.03 | City |
| Cantril | 7 | 226 | 223 | 0.44% | 437 | 0.52 | City |
| Douds | 8 | 102 | 84 | -2.86% | 46 | 2.21 | CDP |
Keosauqua is the largest city in Van Buren County, with a population of 951.
Douds is the smallest city in Van Buren County.
There are 8 cities in Van Buren County, Iowa.