19SEP
Monster of Mazinaw Trail Race 2026
Saturday, September 19, 2026· in 39 days
Cloyne, Ontario
10km30km43km
About this race
Monster of Mazinaw Trail Race 2026 Bon Echo Provincial Park, Ontario 41, Cloyne, ON, Canada - Join us for Canada's SHORTEST ultramarathon at 43 km (but… - September 19, 2026
— from the organizer's listing
Open
Registration open — closes September 12, 2026.
Listed via Race Roster. RaceFinder links you to the official page — always confirm date and details with the organizer.
Events on the day
- 10k Trail Race10km
- 30k Trail Race30km
- 43k Trail Race43km
Where
Directions ↗Bon Echo Provincial Park, Ontario 41, Cloyne, ON, Canada — Bon Echo Provincial Park, Ontario 41, Cloyne, ON, Canada