The Diablo Trail 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 Diablo Trail is featured on the Mount Diablo Trail Map produced by Save Mount Diablo. The trail winds through Round Valley, Morgan Territory, Mount Diablo State Park and Shell Ridge Open Space. The course is challenging and fully supported. The event includes post race lunch and t-shirt for all participants.
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)
Local time: 5:44 PM