New York
New York Triathlon Calendar 2025-2026
Monthly updates for New York
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in New York for 2025-2026! Our updated list features 51 exciting races across the region. Find your next race in New York below and join the running community at these great events!
September 2026
Toughman 2026 is a weekend of triathlon action at scenic Lake Welch Beach in New York on Sept 12 and 13, with long course and Olympic triathlons plus duathlon, aquabike, relay and youth races. Options for individuals, teams and juniors suit racers of..
Race along Rockaway Beach with an open water ocean swim and scenic boardwalk bike and run routes. Choose a triathlon, duathlon, team relay or volunteer swap for a lively seaside race experience.
Join the Mighty Hamptons Steve Tarpinian Memorial Olympic Triathlon in Sag Harbor, NY for a Noyac Bay swim, scenic Hamptons bike loop and a flat 10K run. Short iTri, aquabike and relay options welcome all levels while supporting iTri.
TOUGHMAN Westchester returns to Rye Playland on September 19 and 20, 2026, with Olympic distance races, aquabike, a 1 mile open water swim and TOUGHKids youth races. Race solo or on a relay and enjoy a scenic, festival style weekend.
Take on the Diamond Mountain Triathlon on September 20 at Lake Welch Beach in Stony Point, NY, featuring triathlon and duathlon options plus a junior race. Scenic swim bike and run legs, wetsuits allowed, on site registration and free parking.
Take on The Knights Fury Duathlon at Mendon Ponds Park on September 26, 2026, with two race options to suit different levels. Enjoy a challenging run bike run course in scenic Stewarts Lodge and save by registering before August 31.
Race IRONMAN 70.3 New York at scenic Jones Beach on September 26, 2026. PLAYTRI will be onsite with bike rentals, pro tune ups and race day support so you can focus on swim, ride and run.
IRONMAN 70.3 New York at Jones Beach offers a scenic half distance triathlon along the Atlantic. Enjoy a swim in Zach's Bay, a traffic free bike on Wantagh Parkway and a flat boardwalk run with World Championship spots up for grabs.
October 2026
MightyMan Montauk on October 4, 2026 offers Olympic and Sprint triathlon courses set in a scenic fishing and surfing town at the tip of Long Island. Multiple categories include relays, AquaBike and a high school division for teen athletes.
Join the Cedar Creek Fall Duathlon on October 10, 2026 at Cedar Creek Park in Seaford, NY. Sprint 1.1 mile run, 11 mile bike and 1.1 mile run with individual, relay, family, high school and virtual entries.
November 2026
Join IC Tri for the Y, a fun indoor sprint triathlon in Ithaca that mixes pool, spin bike and treadmill for timed distances. All ages welcome and proceeds support the YMCA Annual Campaign to fund local programs.