Walnut High School is a public high school located in Walnut, California. It is part of the Walnut Valley Unified School District and serves students in grades 9 through 12. The school is known for its strong academic programs, extracurricular activities, and a diverse student body. Established in 1991, Walnut High School offers various Advanced Placement (AP) courses and has a reputation for high academic achievement. The school also features a range of sports teams, clubs, and performing arts programs, providing students with opportunities to explore their interests and develop their skills outside the classroom.