Diablo Trails Challenge

Walnut Creek, United States • 3 Apr 2027

Diablo Trails Challenge 2027

Diablo Trails Challenge 2027 is a trail running event on April 3, 2027 at 1700 Castle Rock Road, Walnut Creek, CA, United States. The event includes multiple race formats and registration options, and supports the land-conservation group Save Mount Diablo.

Race options listed for the event include:

  • 50K
  • Half Marathon
  • Hiker Half Marathon
  • 10K
  • 5K
  • Remote Runner option

A portion of all entry fees will go to Save Mount Diablo. The organizer notes that Save Mount Diablo has worked for over 40 years to preserve and increase open space on and around Mount Diablo, expanding protected acreage from 6,788 acres to more than 100,000 acres. The Diablo Trails Challenge was created to help celebrate and support those conservation achievements.

The event page shows tiered registration fees that change by date and a separate paid BBQ lunch plate offered by Slow Hand BBQ. The listing also offers options related to teams, gifts, transfers, volunteering, and fundraising for participants. The description focuses on the event format, its location, the beneficiary organization, and available participation choices. Visit the organization's website for the most recent information.

Race information

50 km
50k
Half Marathon
Hiker Half Marathon
Half Marathon
Half Marathon
10 km
10k
5 km
Visit the organization's website for the most recent information.
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