177
km
11,700
D+
2,645
max alt.
FORMATS
Course
The Ut4M links four mountain ranges around Grenoble — Vercors, Taillefer, Belledonne and Chartreuse — over 177 km and 11,700 m of climbing. Thirteen formats in solo, relay or stage-race mode make it one of the most versatile trail playgrounds in the Alps.
Race profile
Ut4M — Ultra Tour des 4 Massifs is a 177 km trail race with 11,700 m of elevation gain, located in Grenoble, Isère. The next edition is scheduled for 16 July 2026.
The course reaches a maximum altitude of 2,645 m. The race is rated — ITRA points and features terrain. 1 distances are available for runners.
Find all official information on the race website.
LOGISTICS
Logistics and access
- Bib pickup
- Halle Clemenceau, Grenoble
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Practical info
Typeultra
OFFICIAL LINKS
https://ut4m.fr
Registration links
60 seconds. Built on the ITRA / UTMB / B-Trail databases.
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