Grande Traversée du Jura

Grande Traversée du Jura is a 101.5 km National Hiking hiking route.

At 101.5 km, this is a demanding long-distance hike that may be split across multiple days. Experienced hikers typically take around 22 hours and 34 minutes to complete it end-to-end.

As a linear trail, this route has distinct start and end points. Return transport is worth arranging in advance unless you plan to walk back the same way. The trail is officially waymarked as GR 509, so look out for the trail markers along the way.

This route is part of the National Walking Network (NWN) — a flagship trail maintained to national standards, often following scenic or historically significant corridors.