TRAIL14K9K
Les Courses du Grand Ballon
Willer-sur-Thur, FranceChoose the distanceTap a distance: the course, fees, times and rules below update for that race.
Mountainous
At a glance
Les Courses du Grand Ballon 2027 takes place in may 2027 (exact day to be confirmed) in Willer-sur-Thur, France. Distances: 25 km, 14.2 km, 9 km.
- Date
- May 2027 · Date to be confirmed
- Location
- Willer-sur-Thur, France
- Distances
- Le Défi du Grand Ballon · 25 km · Competitive
- La Montée · 14.2 km · Competitive
- Le Mini-Trail de l'Ostein · 9 km · Non-competitive
- Finishers at the last edition
- La Montée about 100
- Official website
- us-thann-athletisme.fr ↗
- Status
- To be confirmed
Last updated: 20 October 2026
Where it is
Willer-sur-Thur · FranceApproximate location: centre of Willer-sur-Thur. The exact start point is on the official website.
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