The Marathon du Mont-Blanc is one of the most iconic trail running events in the world, set against the breathtaking backdrop of Chamonix, France. Held annually in late June, the event features several race options, with the flagship marathon covering 42 kilometers and challenging participants with alpine terrain, technical trails, and significant elevation gain. In addition to the marathon, there are other races like the 90km du Mont-Blanc, a 90-kilometer ultramarathon that attracts elite runners from around the world. The event is a must for trail running enthusiasts, offering not only incredible racing but also an opportunity to experience the natural beauty of the Mont-Blanc massif. The Marathon du Mont-Blanc continues to be a key fixture in the international trail running calendar, drawing participants and spectators alike to its stunning mountainous environment.
Races
90km
Marathon
23 km
10 km
Race Date:
27 June, 2025
The Mont-Blanc Ultra 90km, taking place on June 27, 2025, is a grueling ultra race with 6330 meters of elevation gain, making it one of the toughest trail races in Europe. Organized by the Club des Sports de Chamonix, this ultra marathon leads runners through challenging and technical terrain, with breathtaking views of the Mont-Blanc Massif.
Race Date:
29 June, 2025
The Mont-Blanc Marathon, scheduled for June 29, 2025, offers runners a scenic but challenging trail with 2540 meters of elevation gain. Organized by the Club des Sports de Chamonix, this race is perfect for trail enthusiasts looking for a high-altitude challenge in the iconic Chamonix Valley.
Race Date:
28 June, 2025
The Mont-Blanc 23km, happening on June 28, 2025, offers runners a scenic trail with 1680 meters of elevation gain, starting from the Chamonix Valley. Organized by the Club des Sports de Chamonix, this race is ideal for trail runners seeking a shorter yet challenging mountain experience.
Race Date:
28 June, 2025
The Mont-Blanc 10km, held on June 28, 2025, is a family-friendly race with 325 meters of elevation gain, offering a scenic introduction to trail running in Chamonix. Organized by the Club des Sports de Chamonix, this race is perfect for runners of all levels looking to experience the beauty of the French Alps.
Weather based on historical averages.
FAQs
What is the Mont-Blanc Ultra 90km?
How long is the Mont-Blanc Ultra 90km?
Where does the Mont-Blanc Ultra 90km take place?
What is the elevation gain of the Mont-Blanc Ultra 90km?
How can I prepare for the Mont-Blanc Ultra 90km?
How do I choose the right training plan for the Mont-Blanc Ultra 90km?
The Mont-Blanc Ultra 90km, taking place on June 27, 2025, is a grueling ultra race with 6330 meters of elevation gain, making it one of the toughest trail races in Europe. Organized by the Club des Sports de Chamonix, this ultra marathon leads runners through challenging and technical terrain, with breathtaking views of the Mont-Blanc Massif.
The Mont-Blanc Ultra 90km is 90km long.
The Mont-Blanc Ultra 90km takes place in Chamonix, Haute-Savoie, France.
The Mont-Blanc Ultra 90km elevation gain is 6330 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 Mont-Blanc Ultra 90km?
The Mont-Blanc Ultra 90km, taking place on June 27, 2025, is a grueling ultra race with 6330 meters of elevation gain, making it one of the toughest trail races in Europe. Organized by the Club des Sports de Chamonix, this ultra marathon leads runners through challenging and technical terrain, with breathtaking views of the Mont-Blanc Massif.
How long is the Mont-Blanc Ultra 90km?
The Mont-Blanc Ultra 90km is 90km long.
Where does the Mont-Blanc Ultra 90km take place?
The Mont-Blanc Ultra 90km takes place in Chamonix, Haute-Savoie, France.
What is the elevation gain of the Mont-Blanc Ultra 90km?
The Mont-Blanc Ultra 90km elevation gain is 6330 metres, which Runna classifies as a Hilly race.
How can I prepare for the Mont-Blanc Ultra 90km?
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 Mont-Blanc Ultra 90km?
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 Mont-Blanc Marathon?
How long is the Mont-Blanc Marathon?
Where does the Mont-Blanc Marathon take place?
What is the elevation gain of the Mont-Blanc Marathon?
How can I prepare for the Mont-Blanc Marathon?
How do I choose the right training plan for the Mont-Blanc Marathon?
The Mont-Blanc Marathon, scheduled for June 29, 2025, offers runners a scenic but challenging trail with 2540 meters of elevation gain. Organized by the Club des Sports de Chamonix, this race is perfect for trail enthusiasts looking for a high-altitude challenge in the iconic Chamonix Valley.
The Mont-Blanc Marathon is 42km long.
The Mont-Blanc Marathon takes place in Chamonix, Haute-Savoie, France.
The Mont-Blanc Marathon elevation gain is 2540 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 Mont-Blanc Marathon?
The Mont-Blanc Marathon, scheduled for June 29, 2025, offers runners a scenic but challenging trail with 2540 meters of elevation gain. Organized by the Club des Sports de Chamonix, this race is perfect for trail enthusiasts looking for a high-altitude challenge in the iconic Chamonix Valley.
How long is the Mont-Blanc Marathon?
The Mont-Blanc Marathon is 42km long.
Where does the Mont-Blanc Marathon take place?
The Mont-Blanc Marathon takes place in Chamonix, Haute-Savoie, France.
What is the elevation gain of the Mont-Blanc Marathon?
The Mont-Blanc Marathon elevation gain is 2540 metres, which Runna classifies as a Hilly race.
How can I prepare for the Mont-Blanc Marathon?
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 Mont-Blanc Marathon?
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 Mont-Blanc 23km?
How long is the Mont-Blanc 23km?
Where does the Mont-Blanc 23km take place?
What is the elevation gain of the Mont-Blanc 23km?
How can I prepare for the Mont-Blanc 23km?
How do I choose the right training plan for the Mont-Blanc 23km?
The Mont-Blanc 23km, happening on June 28, 2025, offers runners a scenic trail with 1680 meters of elevation gain, starting from the Chamonix Valley. Organized by the Club des Sports de Chamonix, this race is ideal for trail runners seeking a shorter yet challenging mountain experience.
The Mont-Blanc 23km is 23km long.
The Mont-Blanc 23km takes place in Chamonix, Haute-Savoie, France.
The Mont-Blanc 23km elevation gain is 1680 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 Mont-Blanc 23km?
The Mont-Blanc 23km, happening on June 28, 2025, offers runners a scenic trail with 1680 meters of elevation gain, starting from the Chamonix Valley. Organized by the Club des Sports de Chamonix, this race is ideal for trail runners seeking a shorter yet challenging mountain experience.
How long is the Mont-Blanc 23km?
The Mont-Blanc 23km is 23km long.
Where does the Mont-Blanc 23km take place?
The Mont-Blanc 23km takes place in Chamonix, Haute-Savoie, France.
What is the elevation gain of the Mont-Blanc 23km?
The Mont-Blanc 23km elevation gain is 1680 metres, which Runna classifies as a Hilly race.
How can I prepare for the Mont-Blanc 23km?
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 Mont-Blanc 23km?
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 Mont-Blanc 10km?
How long is the Mont-Blanc 10km?
Where does the Mont-Blanc 10km take place?
What is the elevation gain of the Mont-Blanc 10km?
How can I prepare for the Mont-Blanc 10km?
How do I choose the right training plan for the Mont-Blanc 10km?
The Mont-Blanc 10km, held on June 28, 2025, is a family-friendly race with 325 meters of elevation gain, offering a scenic introduction to trail running in Chamonix. Organized by the Club des Sports de Chamonix, this race is perfect for runners of all levels looking to experience the beauty of the French Alps.
The Mont-Blanc 10km is 10km long.
The Mont-Blanc 10km takes place in Chamonix, Haute-Savoie, France.
The Mont-Blanc 10km elevation gain is 325 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 Mont-Blanc 10km?
The Mont-Blanc 10km, held on June 28, 2025, is a family-friendly race with 325 meters of elevation gain, offering a scenic introduction to trail running in Chamonix. Organized by the Club des Sports de Chamonix, this race is perfect for runners of all levels looking to experience the beauty of the French Alps.
How long is the Mont-Blanc 10km?
The Mont-Blanc 10km is 10km long.
Where does the Mont-Blanc 10km take place?
The Mont-Blanc 10km takes place in Chamonix, Haute-Savoie, France.
What is the elevation gain of the Mont-Blanc 10km?
The Mont-Blanc 10km elevation gain is 325 metres, which Runna classifies as a Hilly race.
How can I prepare for the Mont-Blanc 10km?
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 Mont-Blanc 10km?
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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Sport:
Running
Tags:
Altitude
Nature
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Marathon du Mont-Blanc 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 Marathon du Mont-Blanc website.
