Hesperia High School is a public four-year high school within the Hesperia Unified School District located in Hesperia, San Bernardino County, California. It is one of three comprehensive high schools in the district. The school currently is enrolled with less than 2,000 students in grades 9–12. Twice has the school's student body swelled to 4,000, forcing the HUSD to open Sultana High School, in 1995 and Oak Hills High School, in 2009.