Shirley
Triathlon Calendar near Shirley 2026-2027
Monthly updates for Shirley
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Shirley for 2026-2027! We've gathered 3 exciting races in the area. Check out our detailed list below to find your next local race.
May 2026
Celebrate Mother's Day in East Islip with the Mighty Mother's Day Du and Time Trial, featuring duathlons, relays and youth races. Flat three lap bike, short grass and dirt runs, free pro photos and finish line treats.
August 2026
Take on the Smith Point Sprint Triathlon at Smith Point County Park with a 500 m swim, 10.2 mile bike over the Smith Point Bridge and a 5 km run to an ocean finish. Multiple race options and finisher medals for all.