Elevation profile — Trail du Mont-Blanc (Marathon du Mont-Blanc) 2026
See how climbs and descents are distributed across the full course.
Race guide
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About Trail du Mont-Blanc (Marathon du Mont-Blanc)
Trail du Mont-Blanc (Marathon du Mont-Blanc) is a premier ultra race held annually in Chamonix. The 2026 edition covers 90km. Finishers earn 5 ITRA points.
Course map
Course map — Trail du Mont-Blanc (Marathon du Mont-Blanc) 2026
The route will appear here as soon as parsed GPX coordinates are available.
Race logistics
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Race intelligence
Aid stations
| Aid station | km | Cutoff | Drop bag | Crew |
|---|---|---|---|---|
| La Flégère | 18 | relative: +4h30 | — | — |
| Ravitaillement du Buet | 28 | relative: +6h30 | — | — |
| La Villaz | 35 | relative: +8h00 | — | — |
| Ravitaillement d Emosson | 40 | relative: +10h00 | — | — |
| Le Châtelard | 44 | relative: +11h00 | — | — |
| Ravitaillement du Tour | 60 | relative: +15h15 | ✓ | ✓ |
| Ravitaillement des Bois | 69 | relative: +17h15 | — | — |
| Ravitaillement du Montenvers | 75 | relative: +19h45 | — | — |
| Refuge du Plan de l Aiguille | 81 | relative: +21h45 | — | — |
| Chamonix - Arrivée | 88 | 24h maximum | — | — |
Data sourced from the official race website. Always verify with the official race guide before race day.
Mandatory kit
Mandatory gear
- ✓téléphone portable en état de fonctionnement (abonnement France/Suisse)
- ✓carte d identité avec photo
- ✓réserve d eau minimum 1L
- ✓veste imperméable avec capuche type gore-tex
- ✓vêtement seconde couche chaud manches longues
- ✓lampe frontale ou pectorale avec piles de rechange
- ✓couverture de survie 140cm x 200cm
- ✓sifflet
- ✓gobelet
- ✓bol et cuillère
- ✓argent liquide
Data sourced from the official race website. Always verify with the official race guide before race day.
Travel
Getting there
The race starts in Chamonix, France. Use TrailCompanion's transport planner to find trains, flights, and rideshares from your city.
Open the transport planner for Chamonix, France →Data sourced from the official race website. Always verify with the official race guide before race day.
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