Diablo Summit Stomp 30K/half marathon/10K/5K

1700 Castle Rock Rd.
Walnut Creek, CA 94598

Running > 10k, 5k, Half Marathon

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Running > 10k, 5k, Half Marathon

Event Description

Stomp To The Summit of Mount Diablo!

All courses are on trails. While there are some hills, this event, like all Brazen Racing runs, is very friendly to first-time trail runners and experienced runners alike. Depending on the weather, all distances may include mud and creek crossings!

Walkers/hikers are welcome in all distances.

Age group awards will be awarded to the top 3 finishers in 5 year categories (smaller categories for the younger ages).

Event details and schedule


30K: 7:45 am

Half Marathon: 8:00 am

10K: 8:20 am

5K: 8:40 am

Cutoff time for the half marathon is 4.5 hours.

More information on the races and the family hike can be found on the course info page.


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