The HOKA UTMB Mont‑Blanc 2025 festival unfolds from August 25 to 31, 2025, in Chamonix, France, and represents the prestigious finale of the UTMB World Series, crowning champions in OCC (50 km), CCC (100 km), and UTMB (100 mi) races. Across a full week of trail running, participants can choose from a variety of events: YCC (~15 km, youth), MCC (~40 km), OCC (~55 km), CCC (~101 km), TDS (~145 km), the full UTMB (~171 km with ~10,000 m elevation gain), and the extreme PTL (~300 km, ~25,000 m ascent). The race navigates the classic Tour du Mont Blanc circuit, crossing France, Italy, and Switzerland, delivering iconic alpine terrain, high mountain passes, glacier views, and demanding elevation profiles. Widely regarded as one of the most difficult—and prestigious—ultramarathons on the planet.
Races
300 km
176 km
148 km
101 km
57 km
40 km
15
15 km
Race Date:
29 August, 2025
The prestigious UTMB Mont-Blanc 176 km circles the Mont-Blanc massif with approximately 10,000 m of elevation gain, starting and finishing in Chamonix, France. Organized by UTMB, it begins at 18:00 CET on Friday, 29 August 2025, and stands as the crown jewel of global trail running.
Weather based on historical averages.
FAQs
What is the UTMB Mont-Blanc 176km?
How long is the UTMB Mont-Blanc 176km?
Where does the UTMB Mont-Blanc 176km take place?
What is the elevation gain of the UTMB Mont-Blanc 176km?
How can I prepare for the UTMB Mont-Blanc 176km?
How do I choose the right training plan for the UTMB Mont-Blanc 176km?
The prestigious UTMB Mont-Blanc 176 km circles the Mont-Blanc massif with approximately 10,000 m of elevation gain, starting and finishing in Chamonix, France. Organized by UTMB, it begins at 18:00 CET on Friday, 29 August 2025, and stands as the crown jewel of global trail running.
The UTMB Mont-Blanc 176km is 176km long.
The UTMB Mont-Blanc 176km takes place in Chamonix, France.
The UTMB Mont-Blanc 176km elevation gain is 10000 meters, which Runna classifies as a Hilly race.
The best way to train for the next race is to use a personalized 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 personalized 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 UTMB Mont-Blanc 176km?
The prestigious UTMB Mont-Blanc 176 km circles the Mont-Blanc massif with approximately 10,000 m of elevation gain, starting and finishing in Chamonix, France. Organized by UTMB, it begins at 18:00 CET on Friday, 29 August 2025, and stands as the crown jewel of global trail running.
How long is the UTMB Mont-Blanc 176km?
The UTMB Mont-Blanc 176km is 176km long.
Where does the UTMB Mont-Blanc 176km take place?
The UTMB Mont-Blanc 176km takes place in Chamonix, France.
What is the elevation gain of the UTMB Mont-Blanc 176km?
The UTMB Mont-Blanc 176km elevation gain is 10000 meters, which Runna classifies as a Hilly race.
How can I prepare for the UTMB Mont-Blanc 176km?
The best way to train for the next race is to use a personalized 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 UTMB Mont-Blanc 176km?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized 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:
UTMB
Altitude
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by HOKA UTMB Mont-Blanc 2025 or Ultra-Trail du Mont-Blanc (UTMB). 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 HOKA UTMB Mont-Blanc 2025 website.
