The Mont-Blanc Marathon is a prestigious trail running event held annually in Chamonix, France, at the foot of the world-famous Mont Blanc. The race offers several distance options, including a marathon, 23K, 10K, and the more challenging 80K, attracting runners from around the world. Known for its rugged terrain and stunning views, participants navigate a variety of landscapes, from alpine meadows to rocky mountain paths, all with the towering Mont Blanc as a backdrop.
Races
13km
7km
On June 28, 2025, the Young Race Marathon, organized by the Club des Sports de Chamonix, challenges runners aged 18-19 to tackle 13 km of technical alpine trails with 1,200 meters of elevation gain. This demanding course is part of the Mont-Blanc Marathon series, designed to test young trail runners in one of the world’s most iconic mountain regions.
The U18 race at the Young Race Marathon, scheduled for June 28, 2025, is a 7 km challenge with 644 meters of elevation gain, designed for athletes aged 16-17. Organized by the Club des Sports de Chamonix, this event introduces young runners to the world of competitive alpine trail racing.
Weather based on historical averages.
FAQs
What is the U20 Young Race?
How long is the U20 Young Race?
Where does the U20 Young Race take place?
What is the elevation gain of the U20 Young Race?
How can I prepare for the U20 Young Race?
How do I choose the right training plan for the U20 Young Race?
On June 28, 2025, the Young Race Marathon, organized by the Club des Sports de Chamonix, challenges runners aged 18-19 to tackle 13 km of technical alpine trails with 1,200 meters of elevation gain. This demanding course is part of the Mont-Blanc Marathon series, designed to test young trail runners in one of the world’s most iconic mountain regions.
The U20 Young Race is 13km long.
The U20 Young Race takes place in Chamonix-Mont-Blanc, France.
The U20 Young Race elevation gain is 1200 metres, which Runna classifies as a Hilly race.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the U20 Young Race?
On June 28, 2025, the Young Race Marathon, organized by the Club des Sports de Chamonix, challenges runners aged 18-19 to tackle 13 km of technical alpine trails with 1,200 meters of elevation gain. This demanding course is part of the Mont-Blanc Marathon series, designed to test young trail runners in one of the world’s most iconic mountain regions.
How long is the U20 Young Race?
The U20 Young Race is 13km long.
Where does the U20 Young Race take place?
The U20 Young Race takes place in Chamonix-Mont-Blanc, France.
What is the elevation gain of the U20 Young Race?
The U20 Young Race elevation gain is 1200 metres, which Runna classifies as a Hilly race.
How can I prepare for the U20 Young Race?
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the U20 Young Race?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the U18 Young Race?
How long is the U18 Young Race?
Where does the U18 Young Race take place?
What is the elevation gain of the U18 Young Race?
How can I prepare for the U18 Young Race?
How do I choose the right training plan for the U18 Young Race?
The U18 race at the Young Race Marathon, scheduled for June 28, 2025, is a 7 km challenge with 644 meters of elevation gain, designed for athletes aged 16-17. Organized by the Club des Sports de Chamonix, this event introduces young runners to the world of competitive alpine trail racing.
The U18 Young Race is 7km long.
The U18 Young Race takes place in Chamonix-Mont-Blanc, France.
The U18 Young Race elevation gain is 644 metres, which Runna classifies as a Hilly race.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the U18 Young Race?
The U18 race at the Young Race Marathon, scheduled for June 28, 2025, is a 7 km challenge with 644 meters of elevation gain, designed for athletes aged 16-17. Organized by the Club des Sports de Chamonix, this event introduces young runners to the world of competitive alpine trail racing.
How long is the U18 Young Race?
The U18 Young Race is 7km long.
Where does the U18 Young Race take place?
The U18 Young Race takes place in Chamonix-Mont-Blanc, France.
What is the elevation gain of the U18 Young Race?
The U18 Young Race elevation gain is 644 metres, which Runna classifies as a Hilly race.
How can I prepare for the U18 Young Race?
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the U18 Young Race?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
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This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Mont-Blanc Marathon or Club des Sports de Chamonix. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Mont-Blanc Marathon website.
