Trail RunningMarathon

42km du Mont-Blanc

28 June 2026
Chamonix-Mont-Blanc, Auvergne-Rhône-Alpes, France

Race details

Modality

Individual

Organizer

Marathon du Mont-Blanc

Distance

42 km

Elevation

+2,540 m

Participants

7,494

Capacity

2,300

Start time

07:30

Terrain

Trail

Difficulty

Advanced

Course profile

Mountainous

Minimum age

20+

Certified

Yes

Circuit

Golden Trail World Series

Event description

The 42km du Mont-Blanc is a legendary trail running race set in the breathtaking alpine scenery of Chamonix-Mont-Blanc. Featuring a significant elevation gain of 2540m, this mountainous course offers a challenging experience for athletes seeking to test themselves in the heart of the French Alps.

Related events

MAY15
Trail RunningShort

12th Zegama-Aizkorri Vertical Kilometer

Zegama, País Vasco, España3 km+1,015 m
MAY17
Trail RunningMarathon

XXV Zegama Aizkorri Mendi Maratoia

Zegama, País Vasco, España42.195 km+5,472 m
JUN27
Trail RunningHalf Marathon

23km du Mont-Blanc

Chamonix-Mont-Blanc, Auvergne-Rhône-Alpes, France23 km+1,680 m
1
2
3
4

Alert ready for the next edition

Save this alert and come back early when registrations reopen

We prefill the exact event profile so you can finish it in My Alerts in a few seconds.

Sport

Trail Running

Distance

Marathon

Country

France

Region

Auvergne-Rhône-Alpes