Diablo Trails Challenge
Discover the beauty of Mt. Diablo, racing on the near-4000 foot hill over 50k, Half Marathon, 10k or 5k distances. You'll be supporting the cause of Save Mount Diablo as you run.
With distances suitable for everyone from those hitting the trails for the first time to experienced ultra-runners, the Diablo Trails Challenge was created to help celebrate and support Save Mount Diablo in their quest to preserve and increase the open space on and around Mount Diablo.
All runners will receive custom finisher medals and custom shirts (cotton and tech shirts available).
Did you know that this race is part of a series of runs? If you like this race you may want to run one of the following Brazen Ultra Half Series events.
Ready to Get Training?
Get Matched to Your Coach!
Our friends at RunDoyen have recruited some of the Top Running Coaches and pros in the world, including Olympians & National Champions who help runners of all levels through 1-1 Online Personal Coaching and Custom Training Plans.
With the "Doyen Match" feature, they’ll even help you get matched to the right coach based on your training background and goals. Check them out and see how other runners like you are getting faster and setting new PRs.Get Matched