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.
Race Date:
25 August, 2025
The PTL (Petite Trotte à Léon) is an epic 300 km team event with a staggering ~25,000 m elevation gain, requiring self-navigation and alpine experience. It starts and finishes in Chamonix, France, beginning at 08:00 CET on Monday, 25 August 2025, and is organized by UTMB.
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.
Race Date:
25 August, 2025
The TDS (Sur les Traces des Ducs de Savoie) spans 148 km and climbs ~9,300 m, offering a rugged, technical challenge through lesser-known alpine trails. It begins at 23:50 CET on Monday, 25 August 2025, from Courmayeur, Italy, under the organization of UTMB.
Race Date:
29 August, 2025
The CCC 101 km starts in Courmayeur, Italy, and traverses 3 countries on its way to Chamonix, featuring ~6,050 m of elevation gain. This iconic race, organized by UTMB, kicks off at 09:00 CET on Friday, 29 August 2025.
Race Date:
28 August, 2025
The OCC 57 km race departs from Orsières, Switzerland, and features ~3,500 m elevation gain before finishing in Chamonix. Organized by UTMB, it takes place on Thursday, 28 August 2025, starting at 08:15 CET.
Race Date:
25 August, 2025
The MCC 40 km race, featuring ~2,350 m of elevation gain, runs from Martigny-Combe, Switzerland, to Chamonix, providing a celebratory opening to UTMB week. It starts at 10:00 CET on Monday, 25 August 2025, organized by UTMB.
Race Date:
26 August, 2025
The ETC (Exploring Trail Courmayeur) is a 15 km technical trail with ~1,200 m of ascent, starting and ending in Courmayeur, Italy. Scheduled for 14:00 CET on Tuesday, 26 August 2025, it is hosted by UTMB.
Race Date:
26 August, 2025
The YCC 15 km youth race invites young athletes to tackle ~1,200 m of elevation gain in Courmayeur, Italy, before ending in Chamonix. Organized by UTMB, it begins at 11:00 CET on Tuesday, 26 August 2025, fostering the next generation of trail runners.
Weather based on historical averages.
The PTL (Petite Trotte à Léon) is an epic 300 km team event with a staggering ~25,000 m elevation gain, requiring self-navigation and alpine experience. It starts and finishes in Chamonix, France, beginning at 08:00 CET on Monday, 25 August 2025, and is organized by UTMB.
The UTMB Mont-Blanc PTL 300km is 300km long.
The UTMB Mont-Blanc PTL 300km takes place in Chamonix, France.
The UTMB Mont-Blanc PTL 300km elevation gain is 25000 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!
The PTL (Petite Trotte à Léon) is an epic 300 km team event with a staggering ~25,000 m elevation gain, requiring self-navigation and alpine experience. It starts and finishes in Chamonix, France, beginning at 08:00 CET on Monday, 25 August 2025, and is organized by UTMB.
The UTMB Mont-Blanc PTL 300km is 300km long.
The UTMB Mont-Blanc PTL 300km takes place in Chamonix, France.
The UTMB Mont-Blanc PTL 300km elevation gain is 25000 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!
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!
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!
The TDS (Sur les Traces des Ducs de Savoie) spans 148 km and climbs ~9,300 m, offering a rugged, technical challenge through lesser-known alpine trails. It begins at 23:50 CET on Monday, 25 August 2025, from Courmayeur, Italy, under the organization of UTMB.
The UTMB Mont-Blanc TDS 148km is 148km long.
The UTMB Mont-Blanc TDS 148km takes place in Chamonix, France.
The UTMB Mont-Blanc TDS 148km elevation gain is 9300 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!
The TDS (Sur les Traces des Ducs de Savoie) spans 148 km and climbs ~9,300 m, offering a rugged, technical challenge through lesser-known alpine trails. It begins at 23:50 CET on Monday, 25 August 2025, from Courmayeur, Italy, under the organization of UTMB.
The UTMB Mont-Blanc TDS 148km is 148km long.
The UTMB Mont-Blanc TDS 148km takes place in Chamonix, France.
The UTMB Mont-Blanc TDS 148km elevation gain is 9300 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!
The CCC 101 km starts in Courmayeur, Italy, and traverses 3 countries on its way to Chamonix, featuring ~6,050 m of elevation gain. This iconic race, organized by UTMB, kicks off at 09:00 CET on Friday, 29 August 2025.
The UTMB Mont-Blanc CCC 101km is 101km long.
The UTMB Mont-Blanc CCC 101km takes place in Chamonix, France.
The UTMB Mont-Blanc CCC 101km elevation gain is 6050 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!
The CCC 101 km starts in Courmayeur, Italy, and traverses 3 countries on its way to Chamonix, featuring ~6,050 m of elevation gain. This iconic race, organized by UTMB, kicks off at 09:00 CET on Friday, 29 August 2025.
The UTMB Mont-Blanc CCC 101km is 101km long.
The UTMB Mont-Blanc CCC 101km takes place in Chamonix, France.
The UTMB Mont-Blanc CCC 101km elevation gain is 6050 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!
The OCC 57 km race departs from Orsières, Switzerland, and features ~3,500 m elevation gain before finishing in Chamonix. Organized by UTMB, it takes place on Thursday, 28 August 2025, starting at 08:15 CET.
The UTMB Mont-Blanc OCC 57km is 57km long.
The UTMB Mont-Blanc OCC 57km takes place in Chamonix, France.
The UTMB Mont-Blanc OCC 57km elevation gain is 3500 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!
The OCC 57 km race departs from Orsières, Switzerland, and features ~3,500 m elevation gain before finishing in Chamonix. Organized by UTMB, it takes place on Thursday, 28 August 2025, starting at 08:15 CET.
The UTMB Mont-Blanc OCC 57km is 57km long.
The UTMB Mont-Blanc OCC 57km takes place in Chamonix, France.
The UTMB Mont-Blanc OCC 57km elevation gain is 3500 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!
The MCC 40 km race, featuring ~2,350 m of elevation gain, runs from Martigny-Combe, Switzerland, to Chamonix, providing a celebratory opening to UTMB week. It starts at 10:00 CET on Monday, 25 August 2025, organized by UTMB.
The UTMB Mont-Blanc MCC 40km is 40km long.
The UTMB Mont-Blanc MCC 40km takes place in Chamonix, France.
The UTMB Mont-Blanc MCC 40km elevation gain is 2350 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!
The MCC 40 km race, featuring ~2,350 m of elevation gain, runs from Martigny-Combe, Switzerland, to Chamonix, providing a celebratory opening to UTMB week. It starts at 10:00 CET on Monday, 25 August 2025, organized by UTMB.
The UTMB Mont-Blanc MCC 40km is 40km long.
The UTMB Mont-Blanc MCC 40km takes place in Chamonix, France.
The UTMB Mont-Blanc MCC 40km elevation gain is 2350 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!
The ETC (Exploring Trail Courmayeur) is a 15 km technical trail with ~1,200 m of ascent, starting and ending in Courmayeur, Italy. Scheduled for 14:00 CET on Tuesday, 26 August 2025, it is hosted by UTMB.
The UTMB Mont-Blanc ETC 15km is 15km long.
The UTMB Mont-Blanc ETC 15km takes place in Chamonix, France.
The UTMB Mont-Blanc ETC 15km elevation gain is 1200 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!
The ETC (Exploring Trail Courmayeur) is a 15 km technical trail with ~1,200 m of ascent, starting and ending in Courmayeur, Italy. Scheduled for 14:00 CET on Tuesday, 26 August 2025, it is hosted by UTMB.
The UTMB Mont-Blanc ETC 15km is 15km long.
The UTMB Mont-Blanc ETC 15km takes place in Chamonix, France.
The UTMB Mont-Blanc ETC 15km elevation gain is 1200 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!
The YCC 15 km youth race invites young athletes to tackle ~1,200 m of elevation gain in Courmayeur, Italy, before ending in Chamonix. Organized by UTMB, it begins at 11:00 CET on Tuesday, 26 August 2025, fostering the next generation of trail runners.
The UTMB Mont-Blanc YCC 15km is 15km long.
The UTMB Mont-Blanc YCC 15km takes place in Chamonix, France.
The UTMB Mont-Blanc YCC 15km elevation gain is 1200 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!
The YCC 15 km youth race invites young athletes to tackle ~1,200 m of elevation gain in Courmayeur, Italy, before ending in Chamonix. Organized by UTMB, it begins at 11:00 CET on Tuesday, 26 August 2025, fostering the next generation of trail runners.
The UTMB Mont-Blanc YCC 15km is 15km long.
The UTMB Mont-Blanc YCC 15km takes place in Chamonix, France.
The UTMB Mont-Blanc YCC 15km elevation gain is 1200 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!
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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.