· National
· GR 3A
Strenuous
GR3A
📏
37.5 km
Distance
⏱
9h 21min
Est. duration
⛰
Strenuous
Difficulty
➡
Linear
Route type
A 37.5 km National Hiking trail, GR3A takes walkers through a varied section of terrain.
Covering 37.5 km, this is a true long-distance trail best approached as a multi-day journey through varied terrain.
This linear trail moves from one end to the other without looping back. A return journey by transport — or retracing the path — is needed to get back to the start. Look for the GR 3A trail markings to stay on the official route.
The National Walking Network (NWN) designation reflects the importance of this trail at a national level. Expect consistent waymarking and well-maintained path surfaces.
Elevation Profile
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Map
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Waypoints
5 points along the routeA
Start
· Puy de Montoncel
B
Finish
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Frequently Asked Questions
How far is it to walk GR3A?
GR3A covers a distance of 37.5 km.
How long does it take to walk GR3A?
At an average walking pace, GR3A takes approximately 9h 21min to complete.
Do I need to return the same way on GR3A?
No — GR3A is a one-way trail. You will need to arrange return transport or retrace the route.
Where can I begin walking GR3A?
You can begin GR3A at Puy de Montoncel.
How difficult is GR3A?
GR3A is a strenuous hike requiring excellent fitness and prior hiking experience.
Who maintains the GR3A trail?
GR3A is maintained and managed by FFRP.
Is GR3A part of a larger trail network?
Yes, GR3A is part of the National Walking Network (NWN), connecting this route to a wider network of long-distance hiking trails.