The Transju Trails foot race in the Jura mountains in June

10 km Trail

350 m D+ climb
Date
Departure time
Place of departure

Les Rousses

Place of arrival

Les Rousses

Rates
until 03/29/2026 (-50%) 15€
from 03/30/2026 to 04/24/2026 (-40%) 18€
from 04/27/2026 to 05/29/2026 (-25%) 22€
from 05/30/2026 to 06/06/2026 subject to availability of places 30€
Pack 1 race on Saturday + 5km on Sunday -10% off total
Group rate between 10 and 14 participants an additional -10% per subscriber
Group rate 15 participants and more -15% additional discount per subscriber
To benefit from the group rate please send an e-mail to contact@latransju.com
Sign up

Discover the 10 km and 350 m D+ trail, an ideal and varied loop for discovering trail running.

Departure takes you around the emblematic Fort des Rousses, passing through its moat, before descending to the picturesque Pont Perroud. You'll then continue up to the refreshing Bief de la Chaille, with its mix of technical trails and rolling restarts.

The return journey will take you back to the village of Les Rousses, where you'll cross the finish line right in the heart of the town. heart of the village.

Practical information
  • Distance : 10 km
  • Departure: Les Rousses at 11:00 a.m.
  • Arrival : Les Rousses
  • Ascent: 350 m D+ (gradient)
Withdraw my number

Numbers can be collected at the trail show in Les ROUSSES .

Friday, June 5: 2 to 8 p.m.

Saturday, June 6: 11 a.m. to 7 p.m.

Sunday, June 7: 10 a.m. to 2:30 p.m.

You can also pick up your numbers 1h30 before the start on Saturday June 6 and Sunday June 7 at the start of your race.

We advise you to come well in advance for the collection of the numbers in order to be sure to take the start.

You must bring the following documents with you:

  • Your official, valid identification document
  • Proof of registration
  • Your license or medical certificate if not validated beforehand

The number will be accompanied by a timing chip. Participants must take care not to damage it. To do so, the number must be fixed without being folded on the chest or the belly and remain visible throughout the race. In case of damage to the number or the chip, preventing its detection, the participant will not be able to make a claim. The organizer will not be held responsible.

The services offered

INCLUDES

  • A runner's gift: Transju'Trails technical t-shirt
  • Showers and changing rooms
  • Massage service on arrival (physiotherapist or osteopath)
  • The checkroom bag and its safekeeping until the arrival of your race
  • Race number (personal, guaranteed for all registrations made before May 21, 2026)
  • The timing chip and the timed classification
  • A photo of you taking part in the event courtesy of our partner Crédit Agricole Franche Comté (link to the album sent after the event)
  • Medical assistance and safety
  • Refreshments at the finish
  • Access to a bag-free room

OPTION

  • Cancellation insurance
  • Bodily injury insurance
  • Products from our online store
  • A traditional Franc-Comtois runner's meal (bookable when you register)
Trace GPX

In order to respect the private properties crossed, to limit disturbance and to guarantee the peace and quiet of the owners, the gpx routes will not be revealed until some time before the event.

We would be grateful if you would refrain from using these private passageways, so as to ensure the continuity of our routes and agreements.

Background and profile

More information to come.

Refreshments

More information to come.

Recommended and mandatory equipment

AUTHORIZED EQUIPMENT

  • Sticks.
  • 1 number belt (on sale at our Trail Show)

PROHIBITED MATERIAL

  • 2-wheeled or motorized machines.
    This equipment is forbidden for all races.
Transju' challenge by Jura Pellets

The Défi Transju' by Jura Pellets aims to reward the best male and female participant in the 3 major races of our events: La Transju', La Transju'Trails and La Transju'Cyclo.

  • All those who participate in the 3 events of the current year will benefit from a 20% discount on the Transju'Cyclo, regardless of the race distance chosen.
  • The fastest participant in the 3 major Transju' events will win the winners' bell (the Transjurassienne, the Ultra 110km or the Trail 82km and the Cylclo 160km).
Challenge Transju' Crédit Agricole

Trans'Organisation has decided to honour and promote and promote healthy sports in the workplaceby organizing a dedicated challenge: The challenge Transju' Entreprises.

It's a collective challenge for all employees of a company who wish to take part in one of the Transju''s Transju' time trials or hikes.. The aim is to share a convivial moment that develops team cohesion.

This challenge is open to all companies, the aim being to mobilize as many employees as possible.

The challenge applies to each of the 3 events Transju', Transju'Trails, Transju'Cyclo with rankings and awards for each event, plus an overall ranking at the end of the event year.

See the Challenge Entreprise rules. 

Registration opens for Transju'Trails 2026
The Transju'Trails

Registration for the Transju'Trails 2026 is now open!

Join us on June 6 and 7, 2026 for an exceptional 19th edition of the Transju'Trails. Ready to save these dates in your calendar?

The 110 km Ultra
The Transju'Trails

Transju'Trails goes Ultra!

New for Transju'Trails 2026! Discover the program and the new event for this 19th edition...

TRANSJU-CYCLO-25-MK-GODIN-Arrival participant
The Transju'Cyclo

Participant photos are now available!

Take home a souvenir of your event by uploading your best memories! 📸