Cholla High School (also known as Cholla High Magnet School) is a public high school, located on the West Side of Tucson, Arizona, United States. Cholla is a magnet high school (drawing students from the entire district) in the Tucson Unified School District and serves over 1,700 students, grades 9-12. The school name originates from the cholla cactus, which is prominent throughout Tucson and Arizona.