| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Marianna | 1 | 7,715 | 6,292 | 5.84% | 403 | 19 | City |
| Graceville | 2 | 2,232 | 2,150 | 0.68% | 516 | 4 | City |
| Malone | 3 | 1,821 | 1,823 | -2.36% | 597 | 3 | Town |
| Sneads | 4 | 1,802 | 1,704 | 1.01% | 410 | 4 | Town |
| Grand Ridge | 5 | 933 | 893 | 0.86% | 192 | 5 | Town |
| Cottondale | 6 | 886 | 848 | 0.8% | 271 | 3 | Town |
| Greenwood | 7 | 564 | 543 | 0.71% | 124 | 5 | Town |
| Alford | 8 | 528 | 496 | 1.34% | 500 | 1 | Town |
| Jacob City | 9 | 232 | 218 | 0.87% | 76 | 3 | City |
| Campbellton | 10 | 202 | 192 | 1% | 78 | 3 | Town |
| Bascom | 11 | 93 | 88 | 1.09% | 388 | 0 | Town |
Marianna is the largest city in Jackson County, with a population of 7,715.
Bascom is the smallest city in Jackson County, with a population of 93.
There are 11 cities in Jackson County, Florida.