Mont-Blanc Marathon
From June 25 to June 28, 2026
The Mont-Blanc Marathon is a trail running event organized by theChamonix Sports Club ( ), a nonprofit organization founded in 1905. Each year, 10,000 runners participate in one of the eight races held on the trails around Chamonix, in the Mont Blanc massif.
See you in Chamonix from June 24 to 27 , 2027, for a new edition of the Mont-Blanc Marathon!
Watch the replay of the 3 days of LIVE coverage on YouTube
News
Program
Trail Camp
Place du Mont-Blanc - Chamonix
- Thursday, June 25, 2026
9:30am - 7:00pm: Trail Camp - Salon du Marathon du Mont-Blanc
9:00 am - 9:00 pm: Race number collection (salle EMC2) - by appointment.
- Friday June 26 and Saturday June 27, 2026
9:00 am - 7:00 pm: Trail Camp - Salon du Marathon du Mont-Blanc
9:00 am - 9:00 pm: Race number collection (EMC2 room) - by appointment.
Friday June 26, 2026
90 km of Mont-Blanc
Place du Triangle de l'Amitié - Chamonix
- 04:45: Start of the 90km du Mont-Blanc
- 2:30 pm : First finishers of the 90km du Mont-Blanc
KM Vertical du Mont-Blanc
Place du Triangle de l'Amitié - Chamonix
- 4:00 pm : Start of the KM Vertical
- 9:00 pm: KM Vertical prize-giving ceremony
Planpraz
- 5:00 pm: First finishers of the KM Vertical
Saturday, June 27, 2026
23 km / 10 km / Mini-Cross / The Young Race / Star Duo
Paragliding Area - Chamonix
- 7:00 a.m.: Start of the 23 km Mont Blanc race
- 8:30 a.m.: Start of the Mini-Cross – 800m
- 8:45 a.m.: Start of the Mini-Cross - 2 km
- 9:15 a.m.: Start of the 3 km Mini-Cross
- 10:30 a.m.: Start of the 10 km Mont-Blanc race
Planpraz - Chamonix
- 10:00 a.m.: First finishers of the 23 km race
Place du Triangle de l'Amitié - Chamonix
- 4:00 PM: Awards ceremony for the 90km, 10km, and 23km Mont-Blanc races
- 6:00 p.m.: Introduction of the elite runners followed by an autograph session
- 7:00 PM: Start of The Young Race
- 8:00 PM: First finishers of The Young Race
- 7:30 PM: Start of the Duo Étoilé
- 8:30 PM: The Young Race Evening (Awards ceremony, banquet, DJ, entertainment...)
- 9:45 p.m.: First finishers of the “Duo étoilé”
Sunday, June 28, 2026
Mont-Blanc 42km
Place du Triangle de l'Amitié - Chamonix
- 6:45 am : Start of the elite women's 42km Mont-Blanc race
- 7:15 am: Start of the elite men's 42km du Mont-Blanc, followed by non-elite runners
- 10:45am: First finishers of the 42km
- 4:50pm: Presentation of Club des Sports de Chamonix solidarity bibs
- 5:00 pm : Duo étoilé and 42km du Mont-Blanc prize-giving ceremony
Races
Relive the 2024 event on video
Registration for 2026