1 duathlon event in Thunder Bay, Ontario

From big races to Saturday morning group runs—find duathlon events and connect with the local endurance sports community.

• XTERRA Sleeping Giant - 2026 [xterraplanet.com] [Register at raceroster.com]
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  Sun, Aug 16, 2026 at 8:00 AM

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  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...

  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

  • Event Website

  • Full Tri

  • Sprint Tri

  • Super Sprint

  • Duathlon

  • Trail Run - 10k

  • Trail Run - 5k

  5k 10k 11k 18k 20k 21k 35k 40k 46k Cycling Duathlon Run Trail Triathlon

  Lyon Boulevard West, Thunder Bay, Ontario, Canada
  OpenStreetMap Google Maps

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