Canyon del Oro High School, also known as CDO, is a comprehensive public high school in Oro Valley, Arizona

Oro Valley, Arizona

Oro Valley, incorporated in 1974, is a suburban town located north of Tucson, Arizona, USA in Pima County. According to a July 2008 estimate, the population of the town is 43,223, an increase from 29,700 in 2000 Oro Valley, incorporated in 1974, is a suburban town located north of Tucson,...

, located 6 miles (9.7 km) north of Tucson

Tucson, Arizona

Tucson is a city in and the county seat of Pima County, Arizona, United States. The city is located 118 miles southeast of Phoenix and 60 miles north of the U.S.-Mexico border. The 2010 United States Census puts the city's population at 520,116 with a metropolitan area population at 1,020,200...

 at the base of Pusch Ridge

Pusch Ridge

Pusch Ridge is the most prominent feature in the Pusch Ridge Wilderness Area of the Santa Catalina Mountains, located in the Coronado National Forest north of Tucson, Arizona, in the United States.-History:...

. Established as a high school in 1964, CDO is one of three high schools of Amphitheater Public Schools

Amphitheater Public Schools

Amphitheater Public Schools, also known as Amphi or District 10, is the third largest public school district in Tucson, Arizona in terms of enrollment, with over 16,000 students...

 and serves about 1,800 students in grades 9–12. The school name originates from the remote Canyon del Oro (Spanish for Canyon of Gold) in the nearby Santa Catalina Mountains

Santa Catalina Mountains

The Santa Catalina Mountains, commonly referred to as the Catalina Mountains, are located north, and northeast of Tucson, Arizona, United States, on Tucson's north perimeter. The mountain range is the most prominent in the Tucson area, with the highest average elevation...

 north of Tucson.