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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.
Boulder Sunrise Triathlon-Duathlon-Run
June 25 @ 5:45 am - 12:00 pm
Join us at the Boulder Reservoir for the 10th annual Boulder Sunrise Triathlon, the first race in our Boulder, Colorado triathlon series! If you enjoy smaller and less stressful wave starts, a well-marked course, and great SWAG, this is YOUR race! With a Sprint, Olympic, Duathlon, 10K and 5K Run, we guarantee a fun day for the entire family, at the base of the spectacular foothills!