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Whether a race, special group ride, training opportunity, or cycling-related community event, the 303 calendar showcases it all. To have an event posted here please follow this link: Event Policy Submission & Guidelines
Pedaling 4 Parkinson’s draws hundreds each year to join the fight against Parkinson’s Disease. We will be starting at Sweetwater Park in Lone Tree, CO. With multiple distances to choose from, there is a route for participants of all levels.Read More
Saturday April 24th - Team Time Trial and Steel City Road Race This is an out-and-back course held on the access road to the US DOT rail test tract just outside Pueblo. With smooth pavement, wide sweeping turns and a few gentle hills, it features aRead More
Come out for the 12th annual spring fling at the Phillip S. Miller Sports Complex. Bring your camp chairs, pop-up tent and set up in the pit-zone to cheer on the racers. This 12-mile circuit includes a bit of theRead More
May 2nd, 2021 The infamous Koppenberg Race, featuring the climb (17% grade), is the queen of the spring time cycling events in Colorado. This rustic setting sits next to, and incorporates parts of the Morgul Bismark Course. Boulder'sRead More
