Southold
Triathlon Calendar near Southold 2026-2027
Monthly updates for Southold
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Southold for 2026-2027! We've gathered 4 exciting races in the area. Check out our detailed list below to find your next local race.
October 2026
MightyMan Montauk on October 4, 2026 in Montauk, NY offers Olympic, Sprint and Aquabike triathlon options around Fort Pond with a Navy Beach swim backup.
23rd Annual Serpent's Back Mountain Bike Duathlon in Montauk, NY on October 11, 2026, featuring individual run-bike-run, bike-only, and two person relay options.
A four-person team relay at Montauk Brewing Company on October 17, 2026 featuring running, rowing, and cycling legs, with proceeds supporting OMAC.
July 2027
A July 11, 2027 triathlon at South Jamesport Beach with a 500 m swim in Peconic Bay, a 25 km bike and a 5 km run plus multiple race formats.
Monthly updates for Southold
Get new running races (and updates) in your inbox every month.