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Mighty North Fork Triathlon

Date
May 31, 2026
Distance
Individual Triathlon · Relay Triathlon · Aquabike & more

From the Organizer

This is one of the best first timer courses with a calm Peconic Bay swim, a mostly flat, scenic 7 mile bike and an equally scenic 3.5 mile run. Held in the heart of Long Island’s wine region, this event has something for both athletes and spectators alike. 

Swim: 500 meters, Bike: 7 miles, Run: 3.5 miles

Start Time: 6:50am

Distances & Pricing

Individual Triathlon6:50 AMRegister →
Relay Triathlon6:50 AMRegister →
Aquabike6:50 AMRegister →
Bike Run - NO SWIM6:50 AMRegister →
High School Individual (14-18 years old)6:50 AMRegister →
High School Relay6:50 AMRegister →

Race Location

About This Sport

From Endurance Grid's Founder

Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.

Three sports, one race — swim, bike, run in sequence, with transitions that are a discipline of their own.

Open water, open roads, and competition with yourself. Cross the finish line knowing what it took to get there.

Triathlon

Swim, bike, run — back to back. The sprint distance makes it far more accessible than most people think.

Frequently Asked Questions (FAQs)

What is the Mighty North Fork Triathlon?
Mighty North Fork Triathlon is a triathlon event held in Southold, NY. Learn more about the different endurance sports here.
When and where is the Mighty North Fork Triathlon?
Sunday, May 31, 2026 in Southold, NY at Cedar Beach, Main Bayview Road, Southold, NY. Check the official event page for exact start times and wave schedules.
How do I register for the Mighty North Fork Triathlon?
Registration is handled through their official registration page. Confirm pricing, distances available, and sign up there.

Mighty North Fork Triathlon

May 31, 2026

Register →