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UTMB Mont-Blanc

Saturday, 29 August 2026 · Chamonix, Auvergne-Rhône-Alpes, France

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Dates and distances

  • 171 km

    Past date
Date
Saturday, 29 August 2026
Location
Chamonix, Auvergne-Rhône-Alpes, France
Distances
171 km
Elevation Gain
10,000 m
Organizer
UTMB Group
Plan with confidence. Race dates, prices and entry availability can change. Always confirm the latest details with the organiser before making plans. Check the official race website ↗Listing last updated 2 April 2026. This is a listing update, not a guarantee that every detail has been rechecked.

About This Race

UTMB Mont-Blanc is a 171 km ultramarathon trail race held in Chamonix, Auvergne-Rhône-Alpes, France. The world's most famous trail race.

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