goodborning.
20 kmtrailForêt

Trail de la Vallée de Chevreuse 20km

Chevreuse, Yvelines

15 November 2026

20

km

~474

D+

180

max alt.

Available distances

Course

The 20km format is one of the distance options available for this race. This distance offers a unique challenge suited to runners seeking a challenging trail race. The course shares the same terrain and atmosphere as the main event, with route sections specifically designed for this format. Check the official race page for detailed route information, aid station locations, cutoff times, and mandatory gear requirements specific to the 20km distance.