2 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Tennessee Ridge | 1 | 1,355 | 1,330 | 0.37% | 361 | 3.75 | Town |
| Erin | 2 | 1,165 | 1,232 | -1.1% | 299 | 3.90 | City |
Tennessee Ridge is the largest city in Houston County, with a population of 1,355.
Erin is the smallest city in Houston County.
There are 2 cities in Houston County, Tennessee.