Stonington
Triathlon Calendar near Stonington 2026-2027
Monthly updates for Stonington
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Explore the top triathlons near Stonington for 2026-2027! We've gathered 2 exciting races in the area. Check out our detailed list below to find your next local race.
October 2026
23rd annual Serpent's Back Mountain Bike Duathlon in Montauk on October 11, 2026, offering individual, bike-only and two-person team formats with run and bike legs.
Team multisport relay at Montauk Brewing Company on October 17, 2026 featuring running, rowing, and cycling legs; proceeds support local athletes and scholarships.
Monthly updates for Stonington
Get new running races (and updates) in your inbox every month.