22 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Jacksonville | Cherokee County | 14,943 |
| Josephine | Collin County | 12,080 |
| Joshua | Johnson County | 9,750 |
| Jacinto City | Harris County | 9,360 |
| Jasper | Jasper County | 7,809 |
| Jersey Village | Harris County | 7,715 |
| Justin | Denton County | 7,047 |
| Jarrell | Williamson County | 6,821 |
| Jacksboro | Jack County | 4,893 |
| Jourdanton | Atascosa County | 4,732 |
| Jonestown | Travis County | 2,728 |
| Junction | Kimble County | 2,516 |
| Johnson City | Blanco County | 2,252 |
| Jefferson | Marion County | 1,993 |
| Jones Creek | Brazoria County | 1,982 |
| Jamaica Beach | Galveston County | 1,076 |
| Jewett | Leon County | 838 |
| Joaquin | Shelby County | 728 |
| Jayton | Kent County | 455 |
| J.F. Villareal | Starr County | 406 |
| Juarez | Cameron County | 233 |
| Jolly | Clay County | 184 |