Lakewood
Triathlon Calendar near Lakewood 2026-2027
Monthly updates for Lakewood
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Explore the top triathlons near Lakewood for 2026-2027! We've gathered 3 exciting races in the area. Check out our detailed list below to find your next local race.
August 2026
Family-focused gravel triathlon at Boulder Reservoir with Sprint, Super Sprint, Mini and SSS options for adults and children.
A multi-format triathlon at Boulder Reservoir on August 29, 2026 featuring a sunrise swim, fast bike and smooth run with the Flatirons in view. Sprint, Olympic, aquabike, duathlon and relay options are available.
September 2026
A combined 5K trail run and 3K paddle at Chatfield State Park in Littleton, Colorado, with limited participant slots and paddleboard rentals available. Categories include men's, women's, and a couples relay where teammates split the run and paddle.