The school added a new grade level each year, and Canyon del Oro High School was established and declared a high school by the State of Arizona on July 1,1965, serving grades 9-10 with only a few hundred students.
The school added a new grade level each year. Canyon del Oro High School was established and declared a high school by the State of Arizona on July 1,1965. Canyon del Oro High School was serving grades 9-10 with only a few hundred students.