Course Information
The Twin Peaks course consists of 100% Singletrack and Fireroad in the beautiful Santa Ana Mountains within the Cleveland National Forest (Start/Finish located in South Corona, CA).
50M Course: Up Indian Truck Trail (6.5 miles). Left on Main Divide @ aid station (for 4 miles). Right on West Horsetheif @ aid station & stay right at bottom (becomes Trabuco Trail) for 4 miles. Right on Holy Jim Trail @ aid station (for 4.5 miles). Left on Main Divide @ unmanned aid station to Santiago Peak (3 miles) - turn around and go back down (about 1.7 miles). Left onto Upper Holy Jim Trail (just under 1 mile). Right at bottom of Upper Holy Jim @ radio station (for .5 miles). Left at Holy Jim @ unmanned aid station (4.5 miles). Left @ bottom of Holy Jim @ aid station (for 4 miles). (Stay left at split after about 2 miles to go UP West Horsethief). Left at top of West Horsethief @ aid station (for 4 miles). You will then stay on Main Divide for 4 more miles, passing Upper Holy Jim (radio only) & Bear Springs (water only). After Santiago Peak aid station, turn around and go back down (about 1.7 miles). Left onto Upper Holy Jim Trail (just under 1 mile). Left at bottom of Upper Holy Jim Trail @ radio station (for 1 mile). Left at Indian Truck Trail @ aid station back to finish (6.5 miles).
Course Map & Profile
(click on profile for full size version or distance link for a map)
50Mile (52.5 miles & 17,000' Gain) (Google Earth File)
| Aid Station Master List | |||||||||
| Distance | Crew | ||||||||
| 50m | Elevation | Radio | Aid | Access | Open | Close | Cutoff | ||
| Start | 0.0 | 1200' | Yes | Full | Yes | 4:30 AM | 9:30 PM | ||
| IndianTT1 | 6.5 | 3800' | Yes | Full | No | 6:00 AM | 8:00 PM | ||
| Horsethief1 | 10.5 | 4100' | No | Water | No | 7:00 AM | 4:00 PM | ||
| HolyJim1 | 14.5 | 1700' | Yes | Full | Yes | 7:30 AM | 2:45 PM | ||
| BearSprings1 | 19.0 | 4000' | No | Water | No | 9:00 AM | 5:00 PM | ||
| Santiago1 | 22.0 | 5687' | Yes | Full | No | 9:45 AM | 6:30 PM | ||
| UpperHJ1 | 25.0 | 4000' | Yes | No | No | 10:15 AM | 7:30 PM | ||
| BearSprings2 | 25.5 | 4000' | No | Water | No | 9:00 AM | 5:00 PM | ||
| HolyJim2 | 30.0 | 1700' | Yes | Full | Yes | 7:30 AM | 2:45 PM | ||
| Horsethief2 | 34.0 | 4100' | No | Water | No | 7:00 AM | 4:00 PM | ||
| IndianTT2 | 38.0 | 3800' | Yes | Full | No | 6:00 AM | 8:00 PM | 5:30 PM | |
| UpperHJ2 | 39.0 | 4000' | Yes | No | No | 10:15 AM | 7:30 PM | ||
| BearSprings3 | 39.5 | 4000' | No | Water | No | 9:00 AM | 5:00 PM | ||
| Santiago2 | 42.0 | 5687' | Yes | Full | No | 9:45 AM | 6:30 PM | 6:30 PM | |
| UpperHJ3 | 45.0 | 4000' | Yes | No | No | 10:15 AM | 7:30 PM | 7:30 PM | |
| IndianTT3 | 46.0 | 3800' | Yes | Full | No | 6:00 AM | 8:00 PM | 8:00 PM | |
| Finish | 52.5 | 1200' | Yes | Full | Yes | 4:30 AM | 9:30 PM | 9:30 PM | |
| Lights required after 4:30PM or you will have to drop at next aid station | |||||||||
| 50Mile Drop bags leave start for Holy Jim @ 6AM | |||||||||
| Aid station & Race Cutoff Times reflect a pace of about 19 minutes per mile. | |||||||||
| If you cannot make this pace, you will not make the cutoffs and may be pulled from the course. | |||||||||