Diablo Trail Run
Diablo Trail Run is a running and trail running race on September 6, 2026 in Clayton, CA, with entry fees from $60 to $100.
- Date
- September 6, 2026 (Race day is today)
- Price
- $60–$100
- Sports
- RunningTrail Running
From the Organizer
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.)
Events
Weather
Race-Day Forecast
Live forecast from the U.S. National Weather Service.
Race Day
Sunday, 9/6
High
77°
Low
53°
Conditions
Sunny
Chance of Rain
0%
Wind
12 mph
Host City
About Clayton, CA
City Elevation
897 ft
Nearest Airport
OAK
San Francisco Bay Oakland International Airport · 22 mi
Time Zone
Pacific Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Race Location
Your Next Start Line
What Are You
Waiting For?
Every finish line starts with a single decision. Claim your spot at Diablo Trail Run, put it on the calendar, and turn “someday” into a start date.
Today
Race day is here
- Race
- Diablo Trail Run
- Date
- September 6, 2026
Want more races like this?
Enter your email and we'll send more your way.
From Endurance Grid
About These Sports
This race spans more than one sport — here’s a guide to each, so you can understand what’s involved and decide if it’s the right fit. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
Running
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Trail Running
Running off-road — dirt, singletrack, and mountain paths — from 5Ks to ultras. The terrain makes for an exciting twist and adventure in your running journey.
Coming Up
More Running races near Clayton, CA
Frequently Asked Questions
What is the Diablo Trail Run?
When and where is the Diablo Trail Run?
How do I register for the Diablo Trail Run?
Diablo Trail Run
Sep 6, 2026