DetailsFor more information please contact Haley Walker
Based out of Guelph Lake Conservation Area, the Subaru Guelph Lake One Triathlon weekend is one of Ontario’s most popular and longest-running races. There are a wide variety of races and distances to choose from for athletes of all abilities and levels of experience: Try-a-Tri, sprint and standard distance triathlons and duathlons.
Eligible Events – Points will be accumulated by club members (must also be Triathlon Ontario members) in the Sprint and Standard triathlon, duathlon, aquabike and relay event.
2026 Age Group Sprint Triathlon & Mixed Team Relay (1 spot per age group per gender)Olympic Triathlon – Olympic Duathlon – Olympic Swim/Bike – Olympic Relay
Try-A-Tri
2026 Provincial Championship – Sprint TriathlonSprint Triathlon – Sprint Duathlon – Sprint Swim/Bike – Sprint Relay
A full weekend of events in the heart of cottage country, something for everyone no matter if you’re a beginner or experienced athlete. Events ranging from sprint triathlon/duathlon, give-it-a-tri and Olympic triathlon/duathlon, international duathlon and international duathlon relay gives everyone an opportunity to participate.
Race Information
Saturday, July 11, 2026
Olympic Distance Triathlon, Olympic Swim – Bike, and International Distance Duathlon and Relays
Sunday, July 12, 2026
Sprint Triathlon and Sprint Duathlon and Relays
Give-It-A-Tri, Give-It-A-Tri Swim Bike and Give-It-A-Try Relay
A full day of events based at the popular Wasaga Beach. With a swim in Georgian Bay, racers will have a flat and fast bike with a few small hills and a fast run course along the waterfront.
Saturday, August 29, 2026
Sprint – Triathlon – 750m Swim – 20km Bike – 5km Run,
Sprint -Duathlon – 5km Run – 20km Bike – 2.5km Run
Olympic – Triathlon – 1500m Swim – 40km Bike – 10km Run
Olympic – Swim Bike – 1500m Swim – 40km Bike
Multisport Canada covers it all on this late summer weekend. Events ranging from youth all the way to an Olympic distance triathlon and international duathlon. The whole family can race this weekend!
Youth Cup series – 12-13 Age Group
Sprint Triathlon, Duathlon, Sprint Swim/Bike, Sprint Duathlon Relay & Sprint Triathlon Relay
KOS Youth races: Ages 3-5, 6-7, 8-9, 10-11, 12-13, and 14-15
Sunday: September 13, 2026
Olympic Distance Triathlon, Olympic Swim/Bike, Olympic Distance Triathlon Relay, International Distance Duathlon and International Distance Duathlon Relay
Give-It-A-Tri Triathlon, Give-It-A-Tri Swim/Bike, Give-It-A-Tri Relay