2 duathlon events in Thunder Bay, Ontario
From big races to Saturday morning group runs—find duathlon events and connect with the local endurance sports community.
Thunder Bay
2 events in Thunder Bay-
Sat, Aug 15, 2026
At the head of Lake Superior, Ontario’s northwest the City of Thunder Bay has a wealth of outdoor adventure opportunities. Take advantage of purpose-built mountain bike and recreation trails built over unique mesa rock formations cover in Boreal forest.
EVENT REGISTRATION link can be found by clicking through to one of the events.
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Sun, Aug 16, 2026 at 8:00 AMSee full details
At the head of Lake Superior, in Ontario’s northwest the City of Thunder Bay has a wealth of outdoor adventure opportunities. Taking advantage of purpose-built mountain bike and recreation trails built over unique mesa rock formations cover in Boreal forest. Don’t miss this chance to enjoy what northwest Ontario has to offer.
Additional event information, including course maps
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Event Website
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Full Tri
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Sprint Tri
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Super Sprint
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Duathlon
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Trail Run - 10k
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Trail Run - 5k
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Local Clubs & Organizations
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Club
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Club[email protected] (807) 768-0519
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Club[email protected] (416) 629-3548
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Club
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Club