Diablo Trails Challenge Records
Diablo Trails Challenge Results
Discover All Our Races
The more running events you participate in, the more people you’ll meet and places you’ll see. Check out all our races and plan your schedule.
Sponsors
We are grateful for the sponsors who support our races and the greater running community. We hope you will support them back.
Reach Our Runners
As the most popular race series in Northern California, we reach tens of thousands of runners. Get your brand or product involved with Brazen Racing.