| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Jasper | 1 | 7,651 | 6,893 | 1.86% | 732 | 10 | City |
| Kirbyville | 2 | 2,032 | 2,023 | 0.05% | 841 | 2 | City |
| Pine Forest | 3 | 504 | 500 | 0% | 179 | 3 | City |
| Rose City | 4 | 347 | 327 | 0.87% | 229 | 2 | City |
| Browndell | 5 | 152 | 157 | -1.3% | 62 | 2 | City |
Jasper is the largest city in Jasper County, with a population of 7,651.
Browndell is the smallest city in Jasper County, with a population of 152.
There are 5 cities in Jasper County, Texas.