Transju'Trails - The spirit of the Jura on the run

A legendary event in the Jura mountains, the Transju'Trails attracts thousands of enthusiasts every year for a sporting experience in the heart of the mountains. Ranging in length from 5 to 110 km, the event combines adventure, natural heritage, a friendly atmosphere and breathtaking scenery. From snow-covered valleys to panoramic peaks, every stride connects you to the soul of the Jura.

Course

• Ultra 110 km | 4000 m D+
  From Champagnole to Les Rousses, between wild rivers, spectacular gorges, the Chaux-Neuve ski jump and emblematic Jura peaks.

• Trail 82 km | 3750 m D+
  A Franco-Swiss crossing via Bois-d'Amont, the Risoux forest, Bellefontaine and La Dôle, with views of Lake Geneva and Mont Blanc.

• 82 km relay
  Team format (2 to 4) on the 82 km route, shared with friends in a spirit of solidarity.

• Trail 65 km | 2850 m D+
  A panoramic route that takes in the Jura lakes, the viaducts of the Hirondelles line and the Risoux forest.

• Trail 42 km | 2250 m D+
  Marathon format starting in Morbier, with a crossing of the Bienne, views over Morez and a final ascent of La Dôle.

• Trail 25 km | 1260 m D+
  Depart from Les Rousses and climb to La Dôle, passing through Prémanon and returning via the Jason Lamy Chappuis Nordic stadium.

• Trail 15 km | 870 m D+
  Climb to the Dappes and the Dôle from the Les Rousses stadium, an accessible but intense route.

• Trail 10 km | 350 m D+
  Tour of the Fort des Rousses, Pont Perroud, Bief de la Chaille and back to the village, ideal for beginners.

• Trail 5 km | 80 m D+
  A fast loop around the fort, combining rolling paths and dynamic singles.

• Hiking 15 km | 870 m D+ (gradient)
  A non-timed route to enjoy the beauty of the Jura at your own pace, with a climb to La Dôle and refreshment points.

• Trail des Jeunes
  Fun courses for children aged 7 to 13: slalom, obstacles and a triumphant finish under the official arch.

Practical information

• Departures: depending on format - Champagnole, Morbier or Les Rousses

• Arrivals: Les Rousses village

• Refreshments: a wide range of solids and liquids, with local products

• Safety : signposted routes, marshals and medical assistance

• Numbers : limited numbers on long distances - early registration recommended

• UTMB Index-certified events (20K to 100K)

A life-size adventure across the Jura, where every summit conquered is a victory for yourself. Enjoy it alone, with friends or family, in a unique atmosphere.