Every June, Combloux becomes the trail running capital of Haute-Savoie with the Comblorane, an emblematic race that ignites the village for a weekend full of emotion and sport.
On the program for these 2 days of racing: 4 timed competitions on loops of 7, 15, 25 and 42km through forests and mountain pastures overlooking the Mont-Blanc massif, an obstacle course dedicated to families and mini-trails for children.
La Comblorane: presentation of our weekend dedicated to trail running
La Comblorane is thetrail event accessible to all, which has become a must in Combloux.

His ambition? Gathering lovers of running, trail and more broadly outdoor activities around a single event. Conviviality, authenticity et kindness are the watchwords of this combloran sports weekend.
More than a race in the middle of nature and whatever your level, the Comblorane is a pretext for adventure, exploration of alpine landscapes, social cohesion and surpassing oneself.
With this in mind, the Comblorane offers trail course at a time models et attractive in breathtaking alpine panoramas.
With distances and variable positive elevations, the events of our trail weekend are established for allow everyone to run without “putting themselves in the red”. Thereby :
- Trail running enthusiasts will turn to formats such as the 25 km ou 42 km, while neophytes and enthusiasts of short distances will have fun on the 15 km format or 7 km format !
- Families will have fun on playful obstacle courses.
- Children will learn about the joys of this discipline through different tests adapted to their age.


29th edition of Comblorane
6, 7, and 8 June 2025

Follow Comblorane on Instagram
Preparations for the event, practical information, expert advice, live event life…
The different Comblorane race formats

Let us recall it from the outset, whatever the reason:
- meet a personal challenge
- beat the clock
- win the competition against the other racers
- or recharge your batteries in contact with mother nature
- La Comblorane is open to everyone.
Choose from the 4 trail formats offered or treat yourself to a family format: family race or kids race. Select your course according to your level and your sporting objective.
Pratical information
- Registration conditions
- Conditions of participation
- Prices and price increases
- Medical supporting documents
- Collection of bibs…
Find all the practical information about Comblorane.

Complete regulations of Comblorane
Registration for one of the race formats constitutes acceptance of its rules. We invite you to read these rules carefully, which include all the useful and essential information for your participation.
Become a partner of La Comblorane
Take part in the adventure by becoming a partner of the event! We are looking for all types of partnership: financial endowment, exchange of goods (prizes, voluntary gifts, supplies for supplies, etc.) material or logistical support. In exchange, benefit from visibility with a target group of runners of all ages.
Become a volunteer for Comblorane

La Comblorane needs you to exist! Every year, about 70 volunteers come to lend a hand to make this event a success, why not you?
Live a moment of sharing with the runners, in a friendly atmosphere where smiles and jokes are on the agenda.
Different positions are offered before, during and after the race (marking, registration and withdrawal of bibs, supplies, signaling on the course, etc.).
Frequently asked questions about Comblorane
“The question is quickly answered”: find all your answers to the most frequently asked questions about Comblorane in our FAQ!
La Comblorane is committed to the environment
We are fortunate to be able to offer you courses in the heart of nature, in an exceptional mountain environment. We take all the necessary measures to preserve and enhance this mountain.
Before the race
A day of inventory around the courses is organized.
During the demonstration
No departure from the marked route will be tolerated and waste management will be strict.
Runners must bring their own cup or container for water. Water will be provided in jerry cans at aid stations along the course.
Failure to comply with the rules will result in the disqualification of the offending runner.
Volunteers, first responders, and the public will be made aware of the vulnerability of these areas. Motorized vehicles (other than those belonging to the organization) will not be tolerated, and noise will be limited.
after the race
Garbage collection and unmarking will take place the same evening.
An inventory on the ground will be carried out again after the event.
Special attention on the XL trail – 42 km
Participants, you will be led to cross natural areas subject to biodiversity protection regimes. This is an area subject to a prefectural decree of biotope, "APB" of the Aravis, of nearly 580 hectares and a Natura 2000 area at the top of Croisse Baulet (2236 meters above sea level) highest point of the course . We thank you for being particularly attentive and respectful in these sensitive areas.
