Boulder Triathlon Club

Training opportunities, social gatherings, and community service for and by triathletes in the northern Colorado area.

Come train with us!

Swim

Swimming is always more fun with company! Connect with local triathletes and never swim alone.

Bike

Join our group rides on our Events Page or join Full Cycle Rides which have Road and Gravel options.

Run

Various group runs throughout the year. 

Community

From our group runs & rides, to pub trivia & holiday parties, there's always something on the calendar!

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Join the Boulder Tri Club

Members come together from Boulder and many surrounding communities such as Golden, Arvada, Westminster, Louisville, Longmont, Broomfield, and more.