Marathon du Mont-Blanc

42km Distance

2,700m Elevation

6.2 Grit Score

Hardcore Level

Vertical Intensity 64 D+/km

Flat Hilly Mtn

Significant climbing. Steep sections will require power hiking.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a mountain course. Poles are highly recommended for the sustained climbs.

By UltraHub Expert

👟 gear

With mountain terrain, choose a shoe with aggressive lugs (5mm+) for optimal performance.

By UltraHub Expert

OPENFREE MAP (LIBRE)

A mountain marathon in Chamonix with stunning views of Mont Blanc.