Lakewood
Triathlon Calendar near Lakewood 2026-2027
Monthly updates for Lakewood
Get new running races (and updates) in your inbox every month.
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
Swim run at Wellington Reservoir on August 23, 2026 featuring three laps totalling a 1 mile swim and a 5K run, nonchip timing and onsite camping options.
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.
Monthly updates for Lakewood
Get new running races (and updates) in your inbox every month.