2 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Macclenny | 1 | 8,596 | 7,342 | 2.49% | 1,767 | 5 | City |
| Glen St. Mary | 2 | 520 | 471 | 1.56% | 1,135 | 0 | Town |
Macclenny is the largest city in Baker County, with a population of 8,596.
Glen St. Mary is the smallest city in Baker County, with a population of 520.
There are 2 cities in Baker County, Florida.