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Diablo Trail Run
Diablo Trail Run logo

Diablo Trail Run

Clayton, California, United States
Sep 06, 2026
Trail running

About the Event

Mount Diablo provides spectacular views of the San Francisco Bay Area and surrounding valleys.  The 4 mile course is relatively flat and fast within Mitchell Canyon.  The longer events are mountainous and very scenic. (Distances are accurately measured using a Rolatape® surveyor's measuring wheel.)

Ready to test your limits? The Diablo Trail Run brings a highly anticipated 6.4K, 16.1K, Half-Marathon, Marathon, 48.9K, 3.2K to Clayton on September 6, 2026. Expect a fantastic route right in the heart of California.

Races Offered

Trail running

4 Mi

Sep 06, 2026 6.4K 08:15
$50.00
Open

10 Mi

Sep 06, 2026 16.1K 08:00
$60.00
Open

Half Marathon

Sep 06, 2026 Half-Marathon 08:00
$70.00
Open

Marathon

Sep 06, 2026 Marathon 08:00
$80.00
Open

50K

Sep 06, 2026 48.9K 08:00
$90.00
Open

Running

Coastal Testing

Sep 06, 2026 3.2K 08:25
Free
Open

About Clayton

Diablo Trail Run takes place in Clayton, California, United States. The local timezone is America/Los_Angeles.

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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.

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