Mogollon High School (MHS) is a public high school located in Heber, Arizona, United States. The school was established in 1989, and is the only high school under the jurisdiction of the Heber-Overgaard Unified School District. The school enrolls an estimated 135 students in grades 9–12, and operates on a traditional school calendar. Mogollon's colors are Red, Silver and Black and the teams are collectively called the Mustangs. The school is a member of the Arizona Interscholastic Association's 1A Central Athletics Conference and competes in Division Division IV sports. Mogollon junior high is located at the same site as the high school.