Silverton Alpine Marathons
Silverton, United States • 19 Jul 2025
The Silverton Alpine Marathons, held in Silverton, Colorado, offer runners a challenging and scenic trail experience in the San Juan Mountains. Participants can choose from three distances: an 8-mile out-and-back, a marathon (~26.7 miles), and a 50K (~31.8 miles). The marathon and 50K courses follow historic Alpine Loop jeep roads, passing through ghost mining towns like Howardsville, Eureka, Animas Forks, and Gladstone, with the highest elevation reaching nearly 13,000 feet at California Pass. The event features significant elevation gains (up to 4,569 feet for the 50K), well-stocked aid stations, and a vibrant mountain atmosphere. Runners start and finish at Silverton Memorial Park, enjoying a unique alpine adventure. Visit the organization's website for the most recent information.