Sean O' Brien 50M
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Latest Updates

Due to COVID-19 this race is being put on pause until 2021.

If you are looking for a safe, fun (and legal) way to get back on the trails together, visit the Running is Not Closed trail series.
Stay safe and healthy my trail friends!

Course Profile & Aid Stations

  1. Corral Canyon #1 – Mile 6.5
  2. Kanan Road #1 Crossing – Mile 13 & DROP BAGS
  3. Zuma Edison Ridge Motorway #1- Mile 19.2
  4. Bonsall Drive- Mile 22.7. DROP BAGS
  5. Zuma Edison Ridge Motorway #2- Mile 31.3
  6. Kanan Road #2- Mile 36.3 DROP BAGS – GET YOUR LIGHT!
  7. Corral Canyon #2- Mile 42.9

What to expect at the aid stations:

  • TONS of sweet and salty snacks
  • PB&J’s, potatoes & fresh fruit
  • GU gels, GU roctane salt pills, GU roctane electrolyte, and Fluid Electrolyte
  • If it's hot, we'll have ice at aid stations

Total Elevation Gain: 11,222 feet

Click here for the 50-mile Course Profile

From Malibu Creek State Park Miles 0-7

Follow the paved road through the campground to Spur trail. This will connect to a paved road (Dorothy Dr.) and turn right on Dorothy Dr(in tapia Park). Follow Dorothy Dr. to a parking lot, and look for a trailhead to the right of the parking lot. Take that trail. The trail will cross a creek and head up on the other side. When you get to a small, cinder block outhouse, turn right on the trail heading up (the trail will be just before and next to the outhouse). Continue heading up. When the trail intersects with the Corral Cyn/Mesa Peak Motorway stay to the left and continue heading up. At the next intersection with another fire road, stay to the right. At the next intersection with a single track trail, take the trail to the right (this is the Backbone Trail). Follow the BBT to the Corral Cyn. parking lot.

Mile 7

the intersection with the BBT, turn left onto the BBT heading west.

Mile 13.3

Continue on the BBT as it crosses Latigo Cyn. Rd. to the parking lot on Kanan Rd.

Mile 15.8

Continue on the BBT and then turn left onto the Zuma Ridge Motorway

Mile 19.2

Follow the Zuma Ridge Motorway up and over the mountain, past Buzzard’s Roost, to the intersection with the Zuma-Edison Motorway

Mile 21.8

Continue on the Zuma Ridge Motorway all the way down to the parking lot at the bottom of the mountain.

Mile 22.7

Turn left onto the Ridge Canyon Access trail and then turn right onto Bonsall Dr. (dirt) following it to the parking lot. Your drop bags will be available at this aid station. Head out again on Bonsall Dr (dirt)

Mile 23.2

Turn right onto the Canyon View trail

Mile 24.5

Turn left onto the Kanan-Edison fire road

Return

Return the exact same way back to Malibu Creek State Park

Cut-offs

15 hours

  • Bonsall Drive Mile 22.7 – Noon
  • Zuma Edison Ridge Motorway #2 Mile 31.1 – 2:45pm
  • Kanan Road #2 Mile 36.3 – 4:30pm
  • Piuma Creek - Mile 48 - 9:30pm

Course Profile & Aid Stations

  1. Corral Canyon #1 – Mile 6.5
  2. Kanan Road #1 Crossing – Mile 13 & DROP BAGS
  3. Zuma Edison Ridge Motorway #1- Mile 19.2
  4. Bonsall Drive- Mile 22.7. DROP BAGS
  5. Zuma Edison Ridge Motorway #2- Mile 31.3
  6. Kanan Road #2- Mile 36.3 DROP BAGS – GET YOUR LIGHT!
  7. Corral Canyon #2- Mile 42.9

What to expect at the aid stations:

  • TONS of sweet and salty snacks
  • PB&J’s, potatoes & fresh fruit
  • GU gels, GU roctane salt pills, GU roctane electrolyte, and Fluid Electrolyte
  • If it's hot, we'll have ice at aid stations

Total Elevation Gain: 11,222 feet

Click here for the 50-mile Course Profile

Crew Rules

Not available.

Crew Access Aid Stations

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