The 1968 United States Road Racing Championship season was the sixth and final season of the Sports Car Club of America's United States Road Racing Championship. It began March 31, 1968, and ended August 18, 1968, after nine races. Mark Donohue won the season championship. The series would be revived thirty years later, but only for two years before becoming the Grand American Road Racing Championship.
Schedule edit
| Rnd | Race | Length | Circuit | Location | Date |
|---|---|---|---|---|---|
| 1 | USRRC Mexico City | 150 mi (240 km) | Autódromo Hermanos Rodríguez | Mexico City, Mexico | March 31 |
| 2 | USRRC Riverside | 250 km (160 mi) | Riverside International Raceway | Riverside, California | April 28 |
| 3 | Pimm's Cup Trophy | 150 mi (240 km) | Laguna Seca Raceway | Monterey, California | May 5 |
| 4 | Vanderbilt Cup | 170 mi (270 km) | Bridgehampton Race Circuit | Bridgehampton, New York | May 19 |
| 5 | Championnat Nord-Americain | 2 Hours, 45 Minutes | Circuit Mont-Tremblant | Saint-Jovite, Quebec | June 2 |
| 6 | Pacific North West Grand Prix | 250 km (160 mi) | Pacific Raceways | Kent, Washington | June 30 |
| 7 | Watkins Glen Sports Car Road Race | 200 mi (320 km) | Watkins Glen Grand Prix Race Course | Watkins Glen, New York | July 13 |
| 8 | Road America 500 | 500 mi (800 km) | Road America | Elkhart Lake, Wisconsin | July 28 |
| 9 | USRRC Mid-Ohio | 180 mi (290 km) | Mid-Ohio Sports Car Course | Lexington, Ohio | August 18 |
Season results edit
Overall winners in bold.
| Rnd | Circuit | Over 2.0 Winning Team | Under 2.0 Winning Team | Results |
|---|---|---|---|---|
| Over 2.0 Winning Driver(s) | Under 2.0 Winning Driver(s) | |||
| 1 | Mexico City | #99 Aztec Racing | Werner Frank | Results |
 Moisés Solana
|
 Werner Frank
| |||
| 2 | Riverside | #6 Roger Penske Racing | #60 Otto Zipper | Results |
| Mark Donohue
|
Don Wester
| |||
| 3 | Laguna Seca | #6 Roger Penske Racing | #33 Otto Zipper | Results |
| Mark Donohue
|
Scooter Patrick
| |||
| 4 | Bridgehampton | #26 Carl Haas Racing | #66 Werner Frank | Results |
| Skip Scott
|
Werner Frank
| |||
| 5 | St. Jovite | #6 Roger Penske Racing | #37 Altona Motors | Results |
| Mark Donohue
|
 Horst Kroll
| |||
| 6 | Kent | #26 Carl Haas Racing | #4 Porsche | Results |
| Skip Scott
|
Lew Florence
| |||
| 7 | Watkins Glen | #6 Roger Penske Racing | #88 Werner Frank | Results |
| Mark Donohue
|
Werner Frank
| |||
| 8 | Road America | #26 Carl Haas Racing | #12 C.L. Phillips | Results |
| Skip Scott Chuck Parsons
|
Cliff Phillips Al Cervenka
| |||
| 9 | Mid-Ohio | #6 Roger Penske Racing | #69 E.L. Hall | Results |
| Mark Donohue
|
Mike Hall
|