San Juan Solstice 50 Mile
Lake City, United States • 21 Jun 2025
The San Juan Solstice 50 Mile is an ultramarathon held annually in Lake City, Colorado, around the summer solstice. Established in 1995, the race benefits Lake City EMTs and features a challenging course through high mountain terrain, including creek crossings and snowfields. The event attracts around 300 runners, with a waitlist exceeding 200 participants.
Runners are required to carry tracking devices for live monitoring. The race emphasizes safety and preparation, with prerequisites including prior trail ultra experience and high mountain familiarity. Registration opens in February, and the race is known for its scenic yet demanding route, celebrating the summer solstice in the Colorado Rockies. Visit the organization's website for the most recent information.