Mad Trapper Relentless — Ark Trail Race & Ultra
Saturday, October 3, 2026· in 5 days
Denholm, Quebec
About this race
Mad Trapper Racing's flagship fall event at The Off Grid Ark — everything from a 3K to a 50-miler on a private 164-acre forest network 40 minutes north of Ottawa. Technical singletrack, gravel prologue, 1,500m+ of climbing on the ultra courses.
— from the organizer's listing, read it in full
Register on madtrapperracing.com.
Added from the organizer's own page. RaceFinder links you to the official page — always confirm date and details with the organizer. Your race? Update or claim this listing free →
What race day is usually like
17°/ 9°
typical high / low
33%
of days see rain
In Denholm this week of the year it is wet about 3 days in 10. This is what the last ten years did — not a forecast. Check one a few days out.
Daily records 2016–2025 for Denholm, via Open-Meteo.
Events on the day
- 3K / 5K / 10K Trail10km
- Relentless 21K21km
- Relentless 30K30km
- Relentless 50K50km
- Relentless 50 Miler80km
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