Ultra-Trail du Mont-Blanc
Location
Chamonix
France
Distance
Ultra
Date
August 28, 2026
in 21 days
Elevation Gain
9900m
hillier than 17 of 20 similar races
Course TypeLoop
Typical WeatherAlpine summer, 5-20°C (41-68°F), highly variable mountain weather
WebsiteVisit Website →
The world's most prestigious trail race: 174km with 9,900m of elevation around Mont-Blanc through France, Switzerland, and Italy.
What Makes This Race Special
- World's most prestigious ultra
- 174km around Mont-Blanc
- 9,900m elevation gain
- Three-country route
- Alpine grandeur