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April 1, 2023 6:00 AM
Registration is open until
September 1, 2023
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Saturday, October 28, 2023
November 20, 2021
from 5:15 on race morning

Take a rugged romp through some of the most beautiful terrain the Santa Monica Mountains has to offer.


View the 2022 Athlete Guide
Saturday, October 28, 2023
November 20, 2021
from 5:15 on race morning

Download the 2021 Athlete Guide Here.

Cut Offs

Cut off for all distances is 9 hours - all runners must be at the finish line by 4pm

Course Aid Stations

GU Gels, GU chomps, GU waffles, Fluid electrolyte, fruit, and tons of sweet and salty snacks

Cut Offs

Cut off for all distances is 9 hours - all runners must be at the finish line by 4pm

Course Aid Stations

GU Gels, GU chomps, GU waffles, Fluid electrolyte, fruit, and tons of sweet and salty snacks

Cut Offs

Cut off for all distances is 9 hours - all runners must be at the finish line by 4pm

Course Aid Stations

GU Gels, GU chomps, GU waffles, Fluid electrolyte, fruit, and tons of sweet and salty snacks

Cut Offs

Cut off for all distances is 9 hours - all runners must be at the finish line by 4pm

Course Aid Stations

GU Gels, GU chomps, GU waffles, Fluid electrolyte, fruit, and tons of sweet and salty snacks

50k

Start time
6 AM - (check in begins at 5:05am- no earlier)

30k

Start time
6 AM - (check in begins at 5:05am- no earlier)

Half-Marathon

Start time
7 AM - (check in begins at 6:05am- no earlier)

10k

Start time
7 AM - (check in begins at 6:05am- no earlier)

Other Details

Travel & Lodging Information

Past Race Results

Samo Trail Runs

View results here: 2022

Sponsors

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Safe Socially-Distant Racing

We make sure to provide safe and effective racing protocols ensure your health and safety.
Download our Covid-19 Guidelines

Can't get enough?

Check out our other races