Cornwall Triathlon

AUG
23
2026
Cornwall Triathlon Adult Day on August 23, 2026 in Cornwall offers multiple race options including a 5 km run, Try a Tri, sprint and Olympic triathlons and a sprint duathlon with traffic free city core courses.
Sun 23 Aug 2026
5 Km Run Try-a-Tri Sprint Triathlon Sprint Duathlon Olympic Triathlon

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Cornwall Triathlon - Adult Day

The Cornwall Triathlon - Adult Day takes place on August 23, 2026 at 1111 Montreal Road, Cornwall, Ontario, Canada. The event is organized in partnership with the City of Cornwall and features traffic free courses in the city core.

Adult events are held on Sunday and include multiple race formats. Notable distances and formats listed are:

  • 5 km run
  • Try-a-Tri: 200 m swim, 10 km bike, 2.5 km run
  • Sprint Triathlon
  • Olympic Triathlon
  • Sprint Duathlon: 2.5 km run, 20 km bike, 5 km run

Registration opens January 15, 2026 and online registration closes August 9, 2026. The deadline for event transfers is July 31, 2026. Fees are tiered by registration period; examples shown include a base price of 85.00 CAD for the Try-a-Tri and 40.00 CAD for the 5 km run, while triathlon and duathlon events list base prices around 115.00 CAD and increase by tier.

Organizers note roles for athletes, volunteers, and spectators as part of the event. Visit the organization's website for the most recent information.

5 km
5 Km Run
Try-a-Tri
Sprint Triathlon
Sprint Duathlon
Olympic Triathlon