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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

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Koppenberg Road Race

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's Spring Classic is set toRead More