With 329 finishers in 2026, the Cohasset Kids Triathlon has become one of the largest youth triathlons in New England and ranks among the larger standalone kids triathlons in the United States.

WHAT: Everyone’s a winner in this race (we truly mean it!). Our goal is to make this a super fun, relaxed, and inspiring experience for all kids ages 6 through 13.

WHEN: 2027 Date TBD - either July 24 or August 7, 2027

WHERE: Cohasset Swim Club, 89 Sohier Street. Parking on race day is at the Music Circus, 130 Sohier Street (see more here)

RACE CAPACITY: 350 Kids

EVENT TIMELINE:

Friday, July 31
1:00-3:00 PM – Packet Pickup at the Cohasset Swim Club (near front entrance)

Saturday, August 1
7:00 AM – Music Circus parking lot opens (130 Sohier Street)
7:15 AM – Packet pickup opens at the Cohasset Swim Club
8:15 AM – Packet pickup closes. All spectators arriving by vehicle must be parked at the Music Circus before this time, as roads will begin to close.
8:30 AM – Pre-Race Meeting (mandatory for all athletes)
8:45 AM – Race Begins (oldest athletes start first)

THREE CATEGORIES: Age on race day (8/1/2026)

8 & UNDER
Swim 2 lengths of the pool
Bike 1.4 miles
Run 1/2 mile
9-11 YEAR OLDS
Swim 4 lengths of the pool
Bike 1.4 miles
Run 1 mile
12-13 YEAR OLDS
Swim 6 lengths of the pool
Bike 1.4 miles
Run 1 mile

THE COURSE: Starts at the Cohasset Swim Center, with easy access and nearby parking. The swim is in a 25-yard outdoor pool. The bike and run take place on Sohier Road, fully closed to traffic for a safe and fun experience.

OUR TEAM: is lead by Bill Burnett, Cohasset Triathlon Founder and owner of Goldfish Swim School in Rockland. Please email Bill with any questions or if you’d like to lend a hand on race day.

OTHER: Each participant will receive an overall finish time, but remember - it’s finishing that counts the most, not the time!

REGISTRATION FEE: $75 per child (USA Triathlon license not included). This helps cover chip timing, an event T-shirt ($10 value), finisher medal, swim cap, and post-race food. A portion also supports the Cohasset Swim Club. We've worked hard to keep costs low!