Tremblante 50K is the 46.4km ultra trail at Boréalys Mont-Tremblant by UTMB 2026 (Village Tremblant, Canada). The race starts on August 16, 2026 at 07:00 AM. It starts and finishes in Village Tremblant. The time limit is 10 h 54 min.
Hold a steady pace and save energy for every section.
The course climbs 2400m+. With 52m/km of climbing, this is a true mountain course with sustained climbs and descents. By gradient, 46% of the distance is uphill, 47% downhill and 7% flat. The longest climb runs 11.8km at an average 5.8% grade (681m of vertical). The longest descent runs 5.0km at an average 12.9% grade (640m of vertical). The steepest climb averages 29.1% over 0.4km. The steepest descent drops at 25.7% over 0.6km. Surface: 80% trail and 11% technical. Flat-equivalent effort: 67.4 FlatKM.
The highest summit on the course is Pic Johannsen (932m), 25.3km from the start. Other named summits along the route: Pic Pangman (899m) and Pic White (878m).
Poles bring little benefit here: only about 7.8km of pole-friendly terrain.
Quad damage risk is moderate (index 32 of 100), with 40% of the load in the first half: 2 descents deserve a plan and a couple of downhill sessions before race day.
On race day, start temperatures have historically ranged from 12°C to 20°C, with around 18°C at the highest point; the chance of precipitation is about 45%. Heavy rain of 10.0mm or more falls on about 7% of days around this date.
951 finishers completed the 2026 edition. Men's winner: Benoit Gaillard (France) in 4:42:28. Women's winner: Elisa Morin (Canada) in 4:44:39.
This page has the full results and splits, a pacing and nutrition planner, a gradient matrix, an interactive elevation profile and historical weather for Tremblante 50K.
Other distances of Boréalys Mont-Tremblant by UTMB 2026Odyssée 100K (80.7km)·Diable 20K (26.6km)·Chutes-Croches 20K (14.5km)
Official websiteborealys.utmb.world