Join us in 2026 for the 45th annual running of the Steamboat Marathon, Half Marathon and 10k. Run alongside the roaring Elk River through the emerald green pastures on Country Road 129 with the snow-capped Rocky Mountains of Colorado all around and find out why the Steamboat Marathon, a certified Boston Qualifier race,  was ranked as one of the “Top 10 Destination Marathons in North America.”