Monster of Mazinaw Trail Race 2025

Event Details

Date: Saturday, September 20, 2025

Time: 9:00 AM EDT

Location: Bon Echo Provincial Park, 41 Cloyne, Ontario, Canada

This ultramarathon features a challenging course alongside breathtaking natural scenery. Participants in all categories are encouraged to prepare adequately, as certain sections of the race will require runners to carry their own hydration and nutrition due to limited aid stations.

Race Features

• 43 km ultramarathon, plus 30 km and 10 km options
• Aid stations provide water, snacks, and electrolyte drinks
• A generous 8-hour time limit to complete the race
• Custom finisher's medal and awesome race tee for all participants
• Wildlife spotting opportunities in the stunning park

Registration is limited to 275 participants. Don't miss your chance to be part of this exceptional trail race experience!