June 26, 1960       Continental Divide 100      Continental Divide Raceways, Castle Rock, CO      USAC Road Racing Championship      Carroll Shelby
July 2, 1961             Continental Divide Raceways, Castle Rock, CO      USAC Road Racing Championship      Bob Holbert
July 2, 1961             Continental Divide Raceways, Castle Rock, CO      USAC Road Racing Championship      Ken Miles
August 18, 1963       Continental Divide 150      Continental Divide Raceways, Castle Rock, CO      SCCA US Road Racing Championship      Augie Pabst
June 28, 1964       Continental 250      Continental Divide Raceways, Castle Rock, CO      USAC Stock Car      Parnelli Jones
August 15, 1965             Continental Divide Raceways, Castle Rock, CO      SCCA US Road Racing Championship      Hap Sharp
August 27, 1967             Continental Divide Raceways, Castle Rock, CO      SCCA Trans Am      Jerry Titus
July 7, 1968       Rocky Mountain 150      Continental Divide Raceways, Castle Rock, CO      USAC Indy Car      A.J. Foyt
August 25, 1968       Continental 250      Continental Divide Raceways, Castle Rock, CO      SCCA Trans Am      Mark Donohue
July 6, 1969       Rocky Mountain 150      Continental Divide Raceways, Castle Rock, CO      USAC Indy Car      Gordon Johncock
June 28, 1970       Rocky Mountain 150      Continental Divide Raceways, Castle Rock, CO      USAC Indy Car      Mario Andretti
August 15, 1982       Coors 200      Continental Divide Raceways, Castle Rock, CO      NASCAR Winston West Series      Rick McCray