Escape the asphalt and hit the dirt! Join us at the breathtaking Greenland Open Space in Larkspur for the Greenland Trail Races. Offering four distinct distances—4 Mile, 8 Mile, 25K, and 50K—this event is perfect for everyone from first-time trail runners to seasoned ultramarathoners looking to kick off their trail season in style.
All volunteers earn a free entry into a future event produced by Colorado Runner Events.