Event · Chamonix Mont-Blanc, France

HOKA UTMB Mont-Blanc

24 – 30 August 2026, Chamonix Mont-Blanc, France. The courses below are read from the organiser's GPX; the organiser's site is the reference for everything about the event.

UTMB

28 Aug 2026 · from Chamonix

176.8 km↑ 10,000 m247.0 flat-equivalent km49 % steeper than ±10 %

CCC

28 Aug 2026 · from Courmayeur

101.4 km↑ 6,015 m143.2 flat-equivalent km49 % steeper than ±10 %

OCC

27 Aug 2026 · from Orsières

61.2 km↑ 3,342 m83.2 flat-equivalent km43 % steeper than ±10 %

km and ↑: the organiser's figures (checked 17 Oct 2026). Flat-equivalent and steep share: Pendio's engine on the organiser's GPX. An unofficial guide, not affiliated with the organiser. How we measure courses.