The Trail de Noël de Montigny is a Christmas trail race in Montigny, Seine-Maritime, near Rouen. It takes place in December and offers runners three off-road routes: 10.5 km with 160 m elevation gain, 21.5 km, or 33 km with 800 m elevation gain.
Most of the running occurs in the state forest, making the longer distances true trail runs. The event accommodates various skill levels, from beginners on the short course to experienced runners tackling the 33 km. Its Christmas theme is evident, with local reports noting participants in red hats running alongside seasoned competitors.