- From 57 Freeway exit at Lambert Road.
- Head east to Chino Hills State Park (pass Carbon Canyon Regional Park).
- Lambert Road becomes Carbon Canyon Road at Valencia. Continue about 1 miles to Chino Hills State Park parking lot.
- Race start/finish at parking lot of the new Discovery Center (4500 Carbon Canyon Road in Brea, CA)
- The $5 parking fee may apply.
- Once Chino Haills State Park Discovery Center Parking Lot is full, runners will be directing to park in Carbon Canyon Regional Park, far east lot next to the CHSP ($5.00 Entry Fee).
- Parking also available in Olinda Ranch Park, directly across from Carbon Canyon Regional Park. (Free but about 1 mile walk across Carbon Canyon Rd to the race start.) From Carbon Canyon Rd, turn left on Santa Fe Rd, left on Railway Ave, left on Cedarwood Dr.
- Please note: No parking will be allowed on the State Park land.