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Diablo Trails Challenge

The Diablo Trails Challenge 50K/Half Marathon/10K/5K takes place in the shadows of Mount Diablo. The 50K is a point-to-point ultra-marathon starting at Round Valley Regional Preserve in Brentwood and follows the Diablo Trail to Castle Rock Park in Walnut Creek. The trail winds through Round Valley, Morgan Territory, Mount Diablo State Park and Shell Ridge Open Space. The course is challenging and fully supported. Other distances start and end at Castle Rock Park. Lunch and t-shirt included.

When: March
(This trail race takes place in March each year. Visit race website link below for details.)

Location: California, United States
Geographic Area: Mount Diablo State Park
Nearby City: Walnut Creek

Event 1:
Race Length: 32.1 miles (51.7 km)
Elevation Gain: 8,518 feet (+265 ft/mi)
Elevation Loss: 8,163 feet (-254 ft/mi)
High Point: 1,950 feet
Low Point: 480 feet
60% dirt trails, 40% dirt roads, 0% paved
Additional Information

Website URL: http://brazenracing.com/diablo.html (opens new window)

50K Course
Course will travel through Round Valley, Morgan Territory, Mount Diablo State Park and Shell Ridge Open Space and finish at Castle Rock Park (Diablo Foothills Regional Park) in Walnut Creek. The course is challenging (steep climbs, descents and creek crossings), well marked, and will feature five aid stations and support vehicles. Runners are encouraged to buy the Diablo Trail map from Save Mount Diablo to get familiar with the course (also includes an elevation profile for the Diablo Trail)

Half Marathon/10K/5K Course
These events will start and finish at Castle Rock Park in Walnut Creek. The courses will be marked and supported by volunteers, HAM radio operators and Contra Costa County Search & Rescue. Walkers/hikers are welcome on these courses.

March 20, 2010.

50K Run starts at 8:00 am. Drive to the finish area at Castle Rock Park in Walnut Creek; a bus will provide transportation to the start at Round Valley in Brentwood. Bus Departs at 6:30 am. Take whatever you need on the bus; we will transport items from the starting area back to the finish at Castle Rock Park. All runners must check in at the start in Brentwood between 7:00 and 7:45 am. If you drive to the start, please make arrangements to get a ride back to Brentwood.

Half Marathon/10K/5K begin at five minute increments starting at 9:00 am from Castle Rock Park.

All registrants will receive a free performance T-shirt and lunch after the race. All finishers recieve a custom medal.

Registration - OPEN NOW



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Submitted On: 4/17/2009
By: JulieSeelen

Modified On: 12/17/2009



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