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Duathlon Calendar Ontario 2026-2027

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Explore the best duathlons in Ontario for 2026-2027! Our updated list features 5 exciting races across the region. Find your next race in Ontario below and join the running community at these great events!

July 2027
Jul
18
Su

K-Town Triathlon and Duathlon

Triathlon Duathlon Sprint 750 m 20 5 km Sprint 2.5 20 5 km Olympic 1500 m 40 km Olympic 1500 m 40 10 km
August 2027
Aug
7-8
Sa - Su

Barrie Triathlon & Duathlon

Triathlon Duathlon 6 to 7 50 m 1.25 km 400 m 8 to 9 75 m 2.5 km 750 m 10 to 11 100 m 5 1.5 km 12 to 13 250 m 10 3 km
Aug
14-15
Sa - Su

Toronto Island Triathlon and Duathlon

Triathlon Duathlon Super sprint 400 m 10 2.5 km Sprint 750 m 20 5 km Sprint 5 20 2.5 km
Aug
15
Su

Red Shoes Triathlon

Triathlon Duathlon Super sprint Sprint
Aug
28-29
Sa - Su

Xterra Sleeping Giant

Trail Run Cross Triathlon Cross Duathlon Super sprint 300 m 8 3 km Sprint 750 m 15 5 km Full distance 1500 m 26 10 km Full distance 5 26 10 km
Monthly updates for Ontario

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