2 ultra events in Thunder Bay, Ontario

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

• High Noon 24Hr Trail Race & Relay [upriverrunning.com] [Register at ultrasignup.com] - Facebook - Instagram
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  Sat, Jun 27, 2026 at 8:00 AM

  Relay Trail Ultra

  851 20th Side Rd, Thunder Bay, Ontario, Canada
  OpenStreetMap Google Maps
• UpRiver Running Fall Races [upriverrunning.com] [Register at ultrasignup.com] - Facebook - Instagram
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  Sat, Oct 03, 2026

  10k 25k 50k Kids Run Trail Ultra

  Kinsmen Park Trowbridge Rd, Thunder Bay, Ontario, Canada
  OpenStreetMap Google Maps

Local Clubs & Organizations