
From the Organizer
The Bedrock Valley Trail Runs is a NEW trail running experience you don't want to miss. We offer something for the whole family to enjoy. Choose from the beautiful Bedrock Valley Trail Marathon, Trail Half Marathon, 15k, 10k, 5k, Stroller 5k and bring the kids for the the 1 Mile Kid's Fun Run around Diamond Valley Lake. This is truly a historic run in an ancient place. This area's heritage begins during the Ice Age where the most concentrated amount of Mastodons once roam the earth. The remains of hundreds of Mastodons and other prehistoric dinosaurs were discovered in the bedrock of where the lake now rests.
TRAIL MARATHON is a great introduction into trail marathons. A relatively flat loop around the lake ending with some beautiful double track. Ideal for all running levels.
TRAIL HALF MARATHON is a beautiful out and back section along the lake bed and perfect for accomplishing your first half marathon.
15K course challenges the runner with a little of everything: flat, fast, dounle track trail.
10K is a fast out and back with views of the lake.
5K is a fast and flat out and back. Great for a fast run or hike.
STROLLER TRAIL 5k our first specific stroller only 5k is a beautiful flat 3.1 miles out and back. Enjoy with the little ones.
KID'S 1 MILE FUN RUN is open to children 10 and younger. This is a non-timed run. All kids receive a finisher’s medal and other goodies.
GRAVEL RIDE is the first Gravel Bike race that takes you around the Lake. Ride Gravel/Mountain/E-Bike
We are a CUPLESS race series. Please make sure to bring some form of hydration vessel to carry hydration for your event. There will not be cups provided at aid stations.
Distances & Pricing
Race Location
About This Sport
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
Frequently Asked Questions (FAQs)
Bedrock Valley Trail Runs
Apr 3, 2027