Earn Your Challenge Points
By Running Across Colorado
One of our newest series states, run Colorado and enjoy all that it has to offer. From elevation changes to a warmer climate throughout the year. Colorado is known for its incredible mountain ranges and is a great place to visit, train and run. Whether virtually or in person, uncover races that host several thousand to those with fewer entrants. Running any distance will get you closer to your goal of earning the coveted series challenge medal.
BROWSE SERIES RACES
Select the races you want to run, choose any state, virtual or in person, get your mileage!