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Mattapoisett Lions Triathlon

Mattapoisett Lions Triathlon is a triathlon race on July 26, 2026 in Mattapoisett, MA, with entry fees from $75 to $155.

Date
July 26, 2026 (3 days to go)
Price
$75–$155
Sport
Triathlon
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From the Organizer

Same beautiful venue featuring improved organization with help from local triathletes. Great for beginners and experienced athletes! 

Note: Given that we've been getting more non-licensed racers over the past couple of years, we have dropped USAT sanction to save non-licensed racers from having to pay the $15 one-day license.

Group discount for triathlon teams of 10 or more racers! Contact race director..

All proceeds still to benefit Mattapoisett Lions Club charities. Take advantage of early registration and beat the July 1 $5 fee increase!

Events

Kids 13-19$75
Mattapoisettt Lions Triathlon$85
Relay$155

Weather

Race-Day Forecast

Live forecast from the U.S. National Weather Service.

Race Day

Sunday, 7/26

High

81°

Low

62°

Conditions

Mostly sunny

Chance of Rain

7%

Wind

2 to 8 mph

Sunrise 5:31 AMSunset 8:07 PMDaylight 14h 35m

Host City

About Mattapoisett, MA

City Elevation

21 ft

Nearest Airport

EWB

New Bedford Regional Airport · 7 mi

Major Hub

PVD

Rhode Island T. F. Green International Airport · 32 mi

Time Zone

Eastern Time

From Endurance Grid

Line up lodging and travel early to lock in your race weekend.

Race Location

Your Next Start Line

What Are You
Waiting For?

Every finish line starts with a single decision. Claim your spot at Mattapoisett Lions Triathlon, put it on the calendar, and turn “someday” into a start date.

3

Days to train

Race
Mattapoisett Lions Triathlon
Date
July 26, 2026

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From Endurance Grid

About This Sport

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.

Read the Guide

Triathlon

Swim, bike, run — back to back. The sprint distance makes it far more accessible than most people think. Three sports in one race means three movements to train and race day never gets monotonous.

Plan your trip

Make it a Racecation

Coming from out of town? There's more to Mattapoisett than race day. We'll help you line up nearby lodging, flights, a rental car, and things to do so you can make the most of your racecation.

Plan your trip to Mattapoisett
Lodging
Flights
Rental Car
Activities

Frequently Asked Questions (FAQs)

What is the Mattapoisett Lions Triathlon?+
Mattapoisett Lions Triathlon is a triathlon race held in Mattapoisett, Massachusetts on July 26, 2026. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more triathlon races near you or explore our sports guides to learn what race day actually feels like.
When and where is the Mattapoisett Lions Triathlon?+
Sunday, July 26, 2026 in Mattapoisett, Massachusetts at Mattapoisett Lions Club, Robert Haley / Roger Spring. Check the event page for exact start times and wave schedules.
How do I register for the Mattapoisett Lions Triathlon?+
Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.

Mattapoisett Lions Triathlon

Jul 26, 2026

Register →