UltraCanadaOntario

Boréalys Mont-Tremblant by UTMB2026

14.08 – 16.08.2026Mont-Tremblant (Canada)This edition has already taken place.Registration closed

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3’600 m D+

81 kmOdyssée 100Klongest of 5 courses

5 courses

5.8km
379 m D+
381 m D-
avg 7%
P'tite 5K
3 aid stations
No index
GPX
14.5km
896 m D+
877 m D-
avg 6%
Chutes-Croches 20K
16.08. · 3 aid stations
GPX
26.6km
1’645 m D+
1’558 m D-
avg 6%
Diable 25K
4 aid stations
GPX
46.4km
2’400 m D+
2’420 m D-
avg 5%
Tremblante 50K
16.08. · 6 aid stations
GPX
81km
3’600 m D+
3’582 m D-
avg 4%
Odyssée 100K
10 aid stations
GPX

Course analysis

81 km3’600 m D+

117effort kmⓘ81 km on the map · feels like 117 km

D+: 3’600 m
D−: 3’582 m
Max alt.: 927 m
Steepest: 19%

Segments

Elevation profile: Odyssée 100K

218 m — 927 m

Feels like these

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on Boréalys Mont-Tremblant by UTMB, in one roadbook.

Includes this race's official aid stations and cutoff times.

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The race

Boréalys Mont-Tremblant by UTMB invites you to tread the relentless trails of Québec’s folklore and face the trembling mountain. A unique experience More than just an ultra-trail, Boréalys Mont-Tremblant by UTMB is a true journey between darkness and light, from the depths of the forest to the redemptive return to Tremblant's village steeple.

Where to stay

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