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Muir Woods Trail Run

Stinson Beach, United States • 12 Jul 2025

The Muir Woods Mountain Challenge, held at Mt. Tamalpais State Park near Stinson Beach, California, offers trail runs of 10K, half marathon, and 30K distances. The course features a challenging 2,000-foot climb early on, scenic ridge-line views of Stinson Beach and the Pacific Ocean, and technical single-track trails including the Matt Davis Trail and the famous Dipsea Trail.

The half and 30K routes pass through Muir Woods and include steep ravines and Cardiac Hill. The terrain consists mainly of dirt trails and fire roads with rocky descents and twists, making it ideal for trail runners. Aid stations provide a variety of nutrition, and the event promotes environmental responsibility by being cupless.

The race accommodates 300 runners and offers awards for overall and age-group finishers. Visit the organization's website for the most recent information.

United States California Stinson Beach

Race information

Website Registration
30 km
30k
13 mi
1/2 Marathon
10 km
10k
Visit the organization's website for the most recent information.
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