For over 40 years, Save Mount Diablo has worked tirelessly to preserve and increase the open space on and around Mount Diablo. In that time, their efforts have taken us from 6,788 acres of open space to over 100,000 acres of open space on and around the mountain!
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 these achievements. A portion of all entry fees will go to Save Mount Diablo to help them continue preserving open space and trails for all of us to enjoy.
Registration fees
Prices are inclusive of mandatory charges, items, and fees
50K Closed
Online registration closed-
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$143.16Nov 7 – Jan 28
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$148.50Jan 29 – Mar 10
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$153.84Mar 11 – Apr 6
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HALF MARATHON Closed
Online registration closed-
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$100.46Nov 7 – Jan 28
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$105.80Jan 29 – Mar 10
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$111.14Mar 11 – Apr 6
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10K Closed
Online registration closed-
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$81.25Nov 7 – Jan 28
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$86.58Jan 29 – Mar 10
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$91.92Mar 11 – Apr 6
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5K Closed
Online registration closed-
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$71.64Nov 7 – Jan 28
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$76.98Jan 29 – Mar 10
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$82.31Mar 11 – Apr 6
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REMOTE RUNNER Closed
Online registration closed-
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$50.29Nov 7 – Mar 19
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$55.63Mar 20 – Apr 6
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BBQ ticket Closed
Online registration closed-
BBQ lunch plate from Slow Hand BBQ
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$23.72Nov 7 – Apr 6
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Event schedule
- Sat, April 6, 2024 6:30 AM - 50K RACE START
- Sat, April 6, 2024 8:30 AM - HALF MARATHON RACE START
- Sat, April 6, 2024 9:00 AM - 10K RACE START
- Sat, April 6, 2024 9:30 AM - 5K RACE START
Contact information
- Event contact
- Jasmin Fiandaca
- Website
- Visit website