East Islip
Triathlon Calendar near East Islip 2025-2026
Monthly updates for East Islip
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Explore the top triathlons near East Islip for 2025-2026! We've gathered 9 exciting races in the area. Check out our detailed list below to find your next local race.
April 2026
Join the Cedar Creek Spring Duathlon on April 11, 2026 at Cedar Creek Park in Seaford NY. Tackle a fast run bike run course solo or as a relay, or join virtually for a spring fitness challenge.
Mini MightyMan Triathlon on April 19, 2026 at Nassau Aquatic Center: 400 meter swim, 6 mile bike and 2 mile run. Family friendly with youth divisions, a pre race clinic, charity support and free race photos.
May 2026
Celebrate Mother's Day at the Mighty Mother's Day Duathlon in East Islip, a 20 year tradition featuring duathlon, relays and youth races. The adult course has a flat 10.5 mile bike loop and short grass and dirt runs.
Join the Women's Whisper Triathlon at Eisenhower Park in East Meadow, NY on May 31, 2026 for a fun, supportive day of swim, bike and run racing. Events and a virtual option welcome all ages and abilities.
June 2026
Dive into the Great Gatsby Triathlon in Port Washington on June 28, 2026 with in person, virtual and relay options for all ages. Short swim bike and run courses plus family friendly festivities make it a must do summer event.
August 2026
Join the Smith Point Sprint Triathlon in Shirley, NY on Sunday August 2, 2026 for a 500 meter swim, two bike loops over Smith Point Bridge and a 5K finish on the Atlantic shore. Free race photos and finisher medals make it unforgettable.
Take on the TOBAY Triathlon at Theodore Roosevelt Memorial Park in Oyster Bay, NY on August 22 to 23, 2026. Choose individual, relay or junior races with a calm harbor swim and scenic bike and run through Planting Fields.
September 2026
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.
October 2026
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.