105
km
4,500
D+
1,700
max alt.
Course
Ultra in the Jura mountains. Crossing spruce forests, Jura valleys and panoramic ridges between France and Switzerland.
Race profile
Ultra Trail du Jura is a 105 km trail race with 4,500 m of elevation gain, located in Lons-le-Saunier, Ain. The next edition is scheduled for 14 June 2026.
The course reaches a maximum altitude of 1,700 m. The race is rated — ITRA points and features Montagne, Forêt terrain. 3 distances are available for runners.
Find all official information on the race website.
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Practical info
Typeultra
TerrainMontagne, Forêt