Join thousands of runners in one of the world’s most iconic and prestigious marathons. Whether you’re running the full marathon or a half marathon, prepare for an unforgettable journey through the heart of the city. Start training today and make this year your time to race and experience the excitement of a world-class marathon.

May 17, 2026
City Park to Civic Center
Denver Marathon 2026, "The Denver Marathon 2026 offers a fast, scenic race through the Mile High City, with views of the Rocky Mountains and the downtown skyline. Known for its high altitude and excellent race-day support, it�s a race that offers both challenge and beauty."
From injury prevention to race-day strategies, get all the essential tips and advice you need to crush the Boston Marathon. Check out our expert resources and training guides to make every step count.