Marin Ultra Challenge

The Marin Ultra Challenge is a premier long-distance trail race held in Marin County, featuring a 50-mile and a 50K course. Celebrating its 11th edition, the event showcases some of the most scenic trails in the region, including the Marin Headlands, Mt. Tamalpais, and Muir Woods.

Participants can expect challenging terrain with significant elevation gains, offering breathtaking views of the coastline and redwood forests. The race emphasizes sustainability by being cupless, requiring runners to carry their own hydration. With a capacity of 450 runners, the event promises a memorable experience for trail running enthusiasts. Visit the organization's website for the most recent information.