General Info

Started in 1967, Ontario High School is an academic institution in the Chaffey Joint Union High School District. Its current school enrollment is approximately 2,700 in grades 9 to grade 12. The school offers its students a wide range of advanced placement, college preparatory and elective courses. The Departments of English, Math, Social Studies, Foreign Language, Science and Fine Arts offer a variety of advanced placement (AP) courses as well as college preparation classes accepted for entry into UC and CSU schools. Additionally, Ontario High School provides vocational opportunities for its students in fields, comprising automobile technology and masonry. Other extracurricular programs include band, choir, dance and art courses as well as computer training.