a body of water surrounded by trees and clouds

Boréalys Mont-Tremblant by UTMB 80.7K

80.7K·Mont-Tremblant, Quebec
ultra100k50kmountainforesttechnicaltrail5kqualifier

Photo by Parham Barati on Unsplash

Distance80.7K
Date15 Aug 2026

About This Race

The 80.7K represents the full descent into Mont-Tremblant's mythic depths, demanding runners navigate the complete journey through Québec's most unforgiving terrain while managing the psychological challenge of extended time in the mountain's embrace. This distance requires seasoned ultra runners with solid mountain experience, as the extended exposure to technical trails and elevation changes tests both physical endurance and mental fortitude over what typically becomes a 8-12 hour odyssey. Runners face the full spiritual reckoning with the trembling mountain, experiencing the complete cycle from darkness to light that shorter distances only glimpse.

Practical Info

Nearest Airport

YUL - Montréal-Pierre Elliott Trudeau International Airport

Accommodation

Mont-Tremblant is a well-developed resort destination with extensive lodging options ranging from luxury resorts to budget accommodations.

Best For

ultra_runnersmountain_runnersexperienced_trail_runners

Notable Features

This UTMB World Series event combines challenging mountain trails with Québec folklore themes, creating a unique cultural and athletic experience. The race features multiple distances ranging from 5K to 100K, with courses that showcase the natural beauty of the Laurentian Mountains while incorporating local legends and spiritual elements into the racing narrative.