The William S. Hart Union High School District is located in the Santa Clarita Valley in the northern part of Los Angeles County and serves 7th through 12th grades with an annual budget of nearly $260 million. Nearly 22,000 students are enrolled in the district's seven comprehensive high schools, continuation school, middle college high school, independent study school, six junior high schools, adult school, and Regional Occupational Program. The Hart School District has a commitment to providing students with the necessary training and skills to be successful in the world of work.