The Transju Trails foot race in the Jura mountains in June

The Transju'
10 km

300 m of D+.
Departure time
Place of departure

Les Rousses

Place of arrival

Les Rousses


Starting in Les Rousses, this new 10 km route will offer you a unique experience with breathtaking landscapes and technical trails.

If you are looking for a short trail race, the Transju Trail 10 km is an option to seriously consider.

Transju' Trail 10 km profile


Practical information
  • Distance : 10 km
  • Departure : Les Rousses at 11:15 am
  • Arrival : Les Rousses
  • Elevation gain : 300 m of D+.
The services offered
  • The race number (nominative, guaranteed for all registrations made before April 10, 2023)
  • The timing chip and the timed classification
  • The dematerialized Road Book
  • Medical assistance and security
  • Refreshments at the finish
  • Post race services

A souvenir Dare 2b T-shirt from La Transju Trails 2023:

Dare 2b T-shirt from La Transju Trails 2023
10 km training program

A preparation program for the Transju Trail 10 km, realized by Nicolas Vandel, ex physical trainer of the French Ski Teams, will be offered to all the people registered on this format.

Whether you are an intermediate or a beginner runner, this guide will give you the keys to succeed in this mythical race in the Jura Mountains. Follow its advice on nutrition, training and recovery to reach your goals and cross the finish line with confidence.

So, are you ready to take on the challenge of the Transju Trail 10 km?

Profile and course
Course and Profile of the Transju Trail 10 km
Course and profile The Transju' Trail 10 km

Les Rousses (start and finish) : Full supply

Recommended and mandatory equipment


  • Water reserve containing at least 500 ml
  • 1 individual cup


  • 1 Whistle
  • 1 kit for quick dressing and foot care
  • 1 survival blanket
  • 1 warm and waterproof garment to protect against the cold and rain
  • 1 cell phone


  • Sticks


  • 2-wheeled or motorized equipment: This equipment is prohibited for all races.

Depending on the conditions, the Jury may add additional equipment, require the wearing of all or part of the equipment and forbid access to the event to participants who do not comply. In case of non-use of mandatory and recommended equipment, the organizer cannot be held responsible for any incidents and their consequences.

Race rules

Regulations of the event can be consulted and downloaded by clicking here.

The Transju Trail for Kids
La Transju Trail

Registration for the Transju' Trail des Marmots is open!

Registration for the Transju' Trail des Marmots is open. This race for children aged 7 to 13 will take place on Saturday, June 3

The Transju' Cyclo bicycle races in the Jura
La Transju Cyclo

Registration for the Transju' Cyclo opens 🚲

And here we go, La Transju' Cyclo opens its registrations for the second edition of the race which will take place on September 16 and 17, 2023 and which promises to be exceptional.

The Transju & Dare 2b post
La Transju Trail

D-30 before the Transju' Trails 👟

Only a few weeks left before we meet again. Join us, 6 trail and hiking events are waiting for you all weekend long.