Denver Colfax Marathon

Tackle Denver's thrilling marathon and immerse yourself in the stunning urban landscape of the Mile High City! Challenge yourself with a 26.2-mile marathon weaving through the stadium, downtown, and alongside 7 miles of scenic waterfront. Or choose the 13.1-mile half marathon that takes you through the vibrant Denver Zoo. For a fast-paced race, opt for the Urban 10 Miler, or join a team for the 5-person Marathon Relay. If you're looking for a shorter distance, the Colfax 5K in City Park awaits. No matter your choice, run for more than 100 charities and make a difference!