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Register for Subaru Triathlon Series Races

The Subaru Triathlon Series is Ontario’s leading triathlon and duathlon series. We are proud of our sponsors:

Subaru Canada is a proud sponsor of the Subaru Triathlon Series PowerBar is a proud sponsor of the Subaru Triathlon Series Merrell is a proud sponsor of the Subaru Triathlon Series


You can now verify your race registration for all our Subaru Triathlon Series events. Simply click on the button to the right, fill out the fields and you'll automatically be able to see what races you are registered for.


IronGirl (and Guy) Training Program

Iron Girl [and Guy] training program May - August.Train for Iron Girl Canada, Guelph Lake 2 or any late summer sprint with our beginner training group. Weekly training program, group rides, runs, s..

Jan30,2014 » Click to Read

NEW! Classified's Feature on the Website

Well maybe its not "that new". We have had a Classified Section for quite some time but are now realizing that you might not be sure how to use it! If you are looking to purchase gently u..

Jan29,2014 » Click to Read

Subaru Triathlon Series and Ronald McDonald House Canada

We couldn't be more proud to present the Ronald McDonald House Charities as the Official Charity of the 2014 Subaru Triathlon Series. Stay tuned for more details on fundraising. We are currently bu..

Jan29,2014 » Click to Read

2 New Triathlon Races in 2014

 New 2014 Subaru Triathlon Series to be announced very soon! Stay tuned for details.

Oct28,2013 » Click to Read SEE ALL NEWS


We've partnered with the Canadian Breast Cancer Foundation to bring Canada's first ever Iron Girl event! Join us at Nelles Beach Park in Grimsby, Ontario – just an hour away from Toronto and Buffalo – for a 500m shallow and safe swim – 20km flat and friendly bike – and a 5km spectator lined run course. It will be a picture perfect course starting in Lake Ontario, touring Niagara's farmland and finishing on the Waterfront Trail!

Click here to learn more

Ironman Muskoka 70.3