| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Blountstown | 1 | 2,272 | 2,261 | 0% | 713 | 3 | City |
| Wewahitchka | 2 | 2,241 | 2,083 | 1.27% | 335 | 7 | City |
| Altha | 3 | 492 | 490 | 0% | 368 | 1 | Town |
Blountstown is the largest city in Calhoun County, with a population of 2,272.
Altha is the smallest city in Calhoun County, with a population of 492.
There are 3 cities in Calhoun County, Florida.