[2] Chaparral opened in February 1973 with 800 students, comprising freshman, sophomore, and junior classes.

[5] In 2008 many of the outdated buildings were demolished and replaced with new ones designed by Orcutt | Winslow Architects.

[8] The high school holds the state record for having the most National Merit Scholars in one year (37 in 2014).

[9] Additionally, the school has also earned the record most in-state Presidential Scholars in Arizona, with 17 in 2003.

[citation needed] Joshua Pantier (2022-Present) Todd Dreifort (2018-2022) Dr. Angela Chomokos (2017-2018) Gayle Holland (2011-2017) Mary Lou Mucino (2002-2011) Dr. John Kreikard (1995-2002) Kim Greenwalt (1993-1995) John Paul Jones (1988-1993) Evelyn Caskey (1983-1988) Tom Smith (1980-1983) Stuart Kammerman (1976-1980) James Curlett (1972-1976)