Founded in 1887, Brewster County is one of 254 counties in the state of Texas. Historically, Brewster County was formed from Presidio County. The city of Alpine is the county seat. With FIPS code of 43, Brewster County has a population of 9,450 and area of 6,193 square miles (16,040 km2).
List of all cities in Brewster County, TX alphabetically
| City/Town | Postal Code | Area Code |
| Alpine, TX | 79830 | 432 |
| 79831 | 432 | |
| 79832 | 432 | |
| Big Bend National Park, TX | 79834 | 432 |
| Lajitas, TX | 79852 | 432 |
| Marathon, TX | 79842 | 432 |
| Sul Ross, TX | 79832 | 432 |
| Terlingua, TX | 79852 | 432 |