Stamford
Triathlon Calendar near Stamford 2026-2027
Monthly updates for Stamford
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Stamford for 2026-2027! We've gathered 12 exciting races in the area. Check out our detailed list below to find your next local race.
September 2026
Experience a USA Triathlon sanctioned event at the historic Rye Playland featuring Olympic distance races, collegiate championships, and youth triathlons.
Sea Cliff Triathlon at Harry Tappen Beach on September 19, 2026 features a super-sprint 400 m swim, 6 mi two lap bike and 2 mi run with individual, youth and relay divisions.
A sprint triathlon and a family friendly 5K at Lake Mahopac on September 19, 2026, with proceeds supporting childhood cancer research.
USAT sanctioned triathlon and duathlon at Lake Welch Beach featuring a 0.5 mile swim, 15 mile bike loop and 2 mile run, plus race support, medals and awards.
IRONMAN 70.3 New York on September 26, 2026 features a sheltered swim in Zach's Bay, a flat fully closed 56 mile bike on Wantagh Parkway and a run along Jones Beach Boardwalk.
Monthly updates for Stamford
Get new running races (and updates) in your inbox every month.
A family friendly triathlon at Compo Beach in Westport, CT on September 27, 2026, featuring a point-to-point swim, flat bike and run courses, awards and a post-race gathering.
October 2026
A sprint duathlon at Cedar Creek Park in Seaford, NY on October 10, 2026 with a 1.1 mile run, 11 mile bike in four loops, and a 1.1 mile run.
April 2027
Duathlon at Cedar Creek Park on April 10, 2027 with a 1.1 mile run, 11 mile bike, and 1.1 mile run; individual, relay and virtual entries available.
May 2027
A community triathlon at Pinewood Lake with a 1 mile swim, 25 mile bike and 5 mile hilly run, with proceeds benefiting a Bridgeport youth center.
Multi distance triathlon in East Meadow on May 23, 2027 featuring adult, high school and youth races with pool swims, closed roads for biking and park runs.
June 2027
September 2027
A community running event in East Meadow NY featuring 400 m and 1500 m races plus a relay, with proceeds supporting the Wubbanubs From Jaxson charity.