13 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Denison | 1 | 7,956 | 8,351 | -0.98% | 1,215 | 6.55 | City |
| Schleswig | 2 | 785 | 830 | -1.13% | 634 | 1.24 | City |
| Manilla | 3 | 724 | 769 | -1.23% | 681 | 1.06 | City |
| Charter Oak | 4 | 497 | 532 | -1.39% | 969 | 0.51 | City |
| Dow City | 5 | 455 | 484 | -1.3% | 1,362 | 0.33 | City |
| Vail | 6 | 366 | 390 | -1.35% | 642 | 0.57 | City |
| Westside | 7 | 270 | 287 | -1.1% | 184 | 1.47 | City |
| Kiron | 8 | 250 | 267 | -1.19% | 1,238 | 0.20 | City |
| Deloit | 9 | 236 | 250 | -1.26% | 580 | 0.41 | City |
| Ricketts | 10 | 102 | 109 | -0.97% | 411 | 0.25 | City |
| Arion | 11 | 93 | 98 | -1.06% | 188 | 0.50 | City |
| Aspinwall | 12 | 33 | 35 | 0% | 188 | 0.18 | City |
| Buck Grove | 13 | 33 | 35 | 0% | 89 | 0.37 | City |
Denison is the largest city in Crawford County, with a population of 7,956.
Buck Grove is the smallest city in Crawford County.
There are 13 cities in Crawford County, Iowa.