Have an event to List?
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.
All events for IRONMAN Team Colorado Training Event
Boulder Join 303Triathlon, IRONMAN Boulder and Team Colorado for these monthly training events. Mark your calendars for the second Saturday of each month and join us for a ride, run and much more. Watch for details on our Facebook event posts for details each month. March 10: Meet at Tom Watson Park in Boulder for a single loop ride on the June IRONMAN Boulder course. This loop will be about 50 miles. Wheels down at 10am Event…Find out more »