Mansfield
Triathlon Calendar near Mansfield 2026-2027
Monthly updates for Mansfield
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Explore the top triathlons near Mansfield for 2026-2027! We've gathered 6 exciting races in the area. Check out our detailed list below to find your next local race.
July 2026
Lake Terramuggus at Blish Park on July 16, 2026 offers Sprint, Super Sprint, relay, and aqua bike options, with swims, looped bike courses, and a 5K run around the lake.
An evening triathlon at Cedar Lake in Chester CT offering a sprint and a shorter super sprint format, with individual and relay entries and required preregistration.
A midsummer triathlon at Blish Park with Sprint, Super Sprint, relay and Aqua Bike options. The event features lake swims, looped bike courses and a 5K run around the lake.
August 2026
Final race of a six-event Thursday night series at Cedar Lake featuring sprint, relay and super sprint triathlon distances. Preregistration is required and the race may be converted to a duathlon or 5K in bad weather.
A community triathlon at East Haddam Town Beach with a sprint race and a family fun tri featuring a 100 m swim, 5 km bike and 1 mile run. Live music and food trucks support the CMY Scholarship Fund.
Olympic distance triathlon at Lake Terramuggus in Marlborough, CT on August 15, 2026 featuring individual, relay, and aquabike options, age-group awards, and specific bike course and safety rules.