Mighty North Fork Triathlon

MAY

31

2026

The Mighty North Fork Triathlon offers a scenic course in Long Island's wine country. Athletes can choose from a classic triathlon, relay, aquabike, or bike-run event. The route features a calm bay swim, a flat bike leg, and a picturesque run.

Sun 31 May 2026

Southold, New York

Registration

Swim Run Bike

Always double-check with the organizer's website! This page may contain affiliate links.

Event Overview

The Mighty North Fork Triathlon takes place on May 31, 2026 at Cedar Beach in Southold, Long Island. The event is held in the area's wine region.

Event Formats

Participants can enter several different race formats:

Individual Triathlon
Relay Triathlon
Aquabike (swim and bike only)
Bike Run (bike and run only, no swim)
High School Individual (for ages 14-18)
High School Relay

Course Description

The standard triathlon course consists of three segments. The swim is 500 meters in the calm waters of Peconic Bay. The bike leg is a 7-mile, mostly flat and scenic route. The run portion is a 3.5-mile scenic course. Visit the organization's website for the most recent information.