3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Blountstown | 1 | 2,279 | 2,256 | 0.22% | 715 | 3 | City |
| Wewahitchka | 2 | 2,247 | 2,076 | 1.54% | 336 | 7 | City |
| Altha | 3 | 498 | 490 | 0.4% | 372 | 1 | Town |
Blountstown is the largest city in Calhoun County, with a population of 2,279.
Altha is the smallest city in Calhoun County, with a population of 498.
There are 3 cities in Calhoun County, Florida.