Brewster County Assessor's Office
Betty Jo Rooney
107 West Avenue E
Alpine, Texas, 79830
- Brewster County is a county located in the western part of the U.S. state of Texas. As of the 2010 census, the population was 9,232. Its county seat and only city is Alpine. The county is named for Colonel Henry Percy Brewster, a Secretary of War for the Republic of Texas.