San Marcos High School is a secondary school in San Marcos, Texas. The school serves grades 9 through 12, and is part of the San Marcos Consolidated Independent School District (CISD). The school appeared in the movie Boyhood starring Ellar Coltrane.
- Country
- United States
- Inception
- 1918
- Website
- http://www.smcisd.net/SanMarcosHS.cfm