Opening 2016 registration

The pre-registration for the Mont Blanc 23k are now open until sunday 4 october at midnight.

Follow the link

2016 registrations

Registration organisation for 2016 :

Registration only on internet with a secure paiement by credit card.
There will be a draw for registration of Mont-Blanc 23km, 42km and 80km.

  • From Monday September 21th to Sunday September 27th, 2015 : Mont-Blanc 42km pre-registration
  • September 28th, 2015 : annoucement of the runners selected for the Mont-Blanc 42km
  • From Monday September 28th to Sunday October 4th, 2015 : Mont-Blanc 23km pre-registration
  • October 5th, 2015 : annoucement of the runners selected for the Mont-Blanc 23km
  • From Monday October 5th to Sunday October 11th, 2015 : Mont-Blanc 80km pre-registration
  • October 12th, 2015 : annoucement of the runners selected for the Mont-Blanc 80km

For the Mont-Blanc 10k and the Vertical KM, registrations will start on sepembre 21th 2015.

The registration fees include all the services mentioned in the regulation :

  • Mont-Blanc 80km : 105€
  • Mont-Blanc 42km : 52€
  • Mont-Blanc 23km : 37€
  • Mont-Blanc KM Vertical : 32€
  • Mont-Blanc 10 km : 20€
  • Mont-Blanc Mini Cross : free

All accord is firm and final and implies total acceptance of the rules and regulations.

2016 registration conditions for runners not selected in 2015 :

Runners who were not selected for 2015 Mont-Blanc 23km, 42km or 80km will individually get a coefficient 2 which will double their chance to be selected if : 

  • they register for the race  they were not selected for in 2015
  • they register during the pre-registration time. The coefficient 2 will be lost after this period.

Photos gallery volunteers 2015

L'équipe de la distribution des dossards place du Mont-Blanc

Posted by Marathon du Mont-Blanc on lundi 3 août 2015



TRAIL in semi-autonomy. A route with a distance of 83.7 km and a vertical gain of 5960m (reference : ITRA). Two fallback paths : the first one in case of excessive snow conditions (84km and about 6000m of vertical gain); the second one in case of  very bad conditions weather preventing rescue helicopter (78km and about 5000 of vertical gain). Limited to 1000 participants. Open from the category "hope".


TRAIL in semi-autonomy. Distance of 41.6km coupled with a positive vertical gain of 2760m, and a 1704m vertical drop off (reference : ITRA). Open from the category "hope". Limited to 2000 runners.


SHORT TRAIL in semi-autonomy. Distance of 23 km with a positive vertical gain of 1665m, and a 621m vertical drop off (reference : gpx file with 10m vertical threshold). Open from the Junior class. Limited to 1500 runners.


Time Trial. Distance of 3.8 km with a positive vertical gain of 1000m. Open from the Junior class. Limited to 400 runners.


Nature race. Distance of 10km on the cross-country ski trails, accessible to all runners regardless of their ability level. Limited to 1000 participants.


Children's races between 800m - 3km (categories of schools athletics minimal) set in the Bois du Bouchet.