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 |