
Trail 25 km
Les Rousses
until 04/27/2025 | 30€ (-20%) |
from 28/04/2025 to 1/06/2025 | 37€ |
from 06/02/2025 to 06/07/2025 or on Saturday at the trail show | 45€ |
Pack 1 race on Saturday + 5km on Sunday | -10% off total |
Group rate between 10 and 14 participants | -10% per subscriber |
Group rate 15 participants and more | -15% off per subscriber |
To benefit from the group rate | please send an e-mail to contact@latransju.com |
This emblematic trail in the Jura Mountains will take you on a varied 25km route with technical sections and over 1100 metres of positive vertical drop.
From Les Rousses, this loop takes you to the heart of the Jura Mountains, via Pont Perroud.
You'll enjoy breathtaking scenery along the way, including the mythical summit of La Dôle, the second highest peak in the Jura. Enjoy magnificent panoramic views of Lake Geneva and the Mont Blanc chain. The return journey to Les Rousses continues through the heart of this natural landscape, including the Bief de la Chaille, before crossing the finish line.
- Distance : 25 km
- Departure: Les Rousses at 8:00 a.m.
- Arrival : Les Rousses
- Ascent: 1100 m D+ (gradient)
Numbers can be collected at the trail show in Les ROUSSES .
Friday, June 6: 4 to 8 p.m.
Saturday, June 7: 11 a.m. to 7 p.m.
Sunday, June 8: 10 a.m. to 2:30 p.m.
You can also pick up your numbers on Saturday June 7 and Sunday June 8 at the start of your race.
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.
INCLUDES
- A runner's gift: Transju'Trails technical t-shirt
- Showers and changing rooms
- The checkroom bag and its safekeeping until the arrival of your race
- Bib number (personal, guaranteed for all registrations made before May 21, 2025)
- 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 along the route and at the finish line
- 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)


On the day, always refer to the course markings if they differ from your GPX.
Please respect passageways on private property.
- Jouvencelles summit - km 12: 11:30 a.m.
- Stade des Tuffes - km 21: 1:45 p.m.
Our refreshment stands, carefully prepared by our volunteer teams, offer drinks and food with local products from our partners.
Number: 2
Composition: to be announced.
⚠️Participants may only be assisted at refreshment points, in the area immediately adjacent to the refreshment area, and at the discretion of the station manager.
Any assistance provided outside the authorized zones will result in the application of a time penalty to the riders who received the assistance.

MANDATORY EQUIPMENT
- Water reserve containing a minimum of 500 ml,
- 1 survival blanket,
- 1 warm, waterproof garment to protect you from the cold and rain,
- 1 charged cell phone,
- 1 individual cup.
RECOMMENDED EQUIPMENT
- 1 Whistle,
- 1 quick-dressing and foot-care kit.
- 1 number belt (on sale at our Trail Show)
AUTHORIZED EQUIPMENT
- Sticks.
PROHIBITED MATERIAL
- 2-wheeled or motorized machines.
This equipment is forbidden for all races.
The aim of the Challenge Transju' Jura Pellets is 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 have participated in the 3 events of the current year will benefit from a 10% 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 (this year Transju' 40km, 82km Trail and 160km Cycling).
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.

Transju' verticals
Ready to challenge the Transju' Intersport Team on the legendary slopes of Les Rousses? Take part in the Verticales de la Transju'!

Official Reco 17.05
See you on Saturday, May 17, for the official recognition of the Transju'Trails 2025.

Participating photos are online!
Relive your race and download your best memories!