19 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Athens | 1 | 13,920 | 12,884 | 1.26% | 781 | 18 | City |
| Mabank | 2 | 8,444 | 4,174 | 9.21% | 967 | 9 | Town |
| Gun Barrel City | 3 | 7,397 | 6,203 | 2.76% | 1,183 | 6 | City |
| Chandler | 4 | 4,087 | 3,274 | 3.44% | 674 | 6 | City |
| Tool | 5 | 2,480 | 2,179 | 2.06% | 691 | 4 | City |
| Malakoff | 6 | 2,291 | 2,189 | 0.75% | 798 | 3 | City |
| Seven Points | 7 | 1,587 | 1,371 | 2.32% | 579 | 3 | City |
| Brownsboro | 8 | 1,356 | 1,214 | 1.8% | 571 | 2 | City |
| Eustace | 9 | 1,161 | 1,137 | 0.35% | 397 | 3 | City |
| Log Cabin | 10 | 941 | 683 | 4.79% | 899 | 1 | City |
| Trinidad | 11 | 850 | 858 | -0.12% | 57 | 15 | City |
| Payne Springs | 12 | 778 | 760 | 0.39% | 369 | 2 | Town |
| Star Harbor | 13 | 544 | 486 | 1.87% | 1,165 | 0 | City |
| Murchison | 14 | 519 | 510 | 0.39% | 329 | 2 | City |
| Enchanted Oaks | 15 | 367 | 351 | 0.82% | 929 | 0 | Town |
| Poynor | 16 | 291 | 287 | 0.34% | 123 | 2 | Town |
| Coffee City | 17 | 245 | 241 | 0.41% | 127 | 2 | Town |
| Caney City | 18 | 214 | 186 | 2.39% | 186 | 1 | Town |
| Moore Station | 19 | 176 | 157 | 1.73% | 139 | 1 | City |
Athens is the largest city in Henderson County, with a population of 13,920.
Moore Station is the smallest city in Henderson County, with a population of 176.
There are 19 cities in Henderson County, Texas.