8 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Marengo | 1 | 808 | 825 | -0.37% | 758 | 1.07 | Town |
| Milltown | 2 | 801 | 791 | 0.25% | 601 | 1.33 | Town |
| English | 3 | 672 | 687 | -0.44% | 221 | 3.04 | Town |
| Leavenworth | 4 | 285 | 292 | -0.35% | 325 | 0.88 | Town |
| Grantsburg | 5 | 195 | 0 | 7.14% | 257 | 0.76 | CDP |
| Taswell | 6 | 71 | 0 | 7.58% | 127 | 0.56 | CDP |
| Eckerty | 7 | 70 | 0 | 7.69% | 58 | 1.20 | CDP |
| Alton | 8 | 27 | 29 | 0% | 157 | 0.17 | Town |
Marengo is the largest city in Crawford County, with a population of 808.
Alton is the smallest city in Crawford County.
There are 8 cities in Crawford County, Indiana.