Triathlon Calendar near Groton 2026-2027

October 2026

Multisport Brewathlon 1 3 mi 3 10 km

Team multisport relay at Montauk Brewing Company on October 17, 2026 featuring running, rowing, and cycling legs; proceeds support local athletes and scholarships.

October 2027

Oct

10

Su

Serpent's Back Mountain Bike Duathlon

Montauk | 22 mi from Groton

Cross Duathlon Individual Duathlon 1.6 11.5 1.6 mi Relay 1.6 11.5 1.6 mi

A run-bike-run event in Montauk, NY featuring a 1.6 mile run, 11.5 mile bike, postrace amenities and awards for individual and relay categories.

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