Tour of the Mézenc and Gerbier-de-Jonc Massif
Tour of the Mézenc and Gerbier-de-Jonc Massif
5.0
(3)
8
hikers
08:44
28.9km
850m
Hiking
Hike a difficult 18-mile loop around Massif Mézenc and Gerbier de Jonc in Parc naturel régional des Monts d'Ardèche, with volcanic views.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Parking
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221 m
Highlight • Other
Translated by Google •
Tip by
8.76 km
Highlight • Mountain Pass
Translated by Google •
Tip by
17.9 km
Highlight • Monument
Translated by Google •
Tip by
28.9 km
End point
Parking
Way Types & Surfaces
Way Types
12.4 km
10.1 km
4.70 km
940 m
671 m
119 m
Surfaces
13.7 km
8.41 km
3.99 km
1.19 km
587 m
577 m
461 m
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Elevation
Highest point (1,550 m)
Lowest point (990 m)
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Weather
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Sunday 31 May
21°C
9°C
0 %
Additional weather tips
Max wind speed: 21.0 km/h
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This route was planned by komoot.
While the Komoot tour covers a significant portion, the full GR de Pays Tour du Massif Mézenc Gerbier-de-Jonc is approximately 108 to 120 km long. It's generally completed as a multi-day trek, taking 5 to 7 days, though shorter 3, 4, or 5-day itineraries are also possible depending on your pace and chosen stages.
The trail offers numerous points of interest. You'll experience the unique volcanic landscapes, including the source of the Loire River at Mont Gerbier-de-Jonc. Other notable spots include the impressive Ray-Pic Waterfall, Mont Signon for exceptional panoramas, and the starting point at the foot of Mont Mézenc. Don't miss the View of Mont Gerbier de Jonc, the Boutières Cross Pass, and the Tchier de Borée. You'll also pass through picturesque villages, offering a glimpse into local cultural and gastronomic heritage.
The best time to hike is typically from spring to autumn. In spring, the volcanic landscapes are covered in vibrant flowers, creating a beautiful spectacle. Summer offers generally stable weather, while autumn provides stunning foliage. Winter hiking is possible but requires specific equipment and experience due to snow and potentially harsh conditions.
This circular route is generally considered an intermediate to athletic hike, best suited for experienced walkers. While much of it is accessible, some sections can be challenging, such as the ascent to Mont Gerbier-de-Jonc, which requires good physical condition and appropriate footwear. For example, the stage from Saint-Martial to Borée involves a significant 430m climb.
Yes, dogs are generally allowed on the trails within the Parc naturel régional des Monts d'Ardèche. However, it is crucial to keep them on a leash at all times to protect local wildlife and livestock, especially in agricultural areas and during nesting seasons. Always clean up after your dog.
No, there are generally no specific permits or entrance fees required to hike this trail or to access the Parc naturel régional des Monts d'Ardèche. However, always respect local regulations, especially concerning camping, fires, and waste disposal, as it is a protected natural area.
The trail is a loop, so you can start from various points. Common starting points are often near villages like Les Estables or Saint-Martial, which offer parking facilities. Given the multi-day nature of the full GR, many hikers utilize accommodation providers who may offer parking or shuttle services. Always check local village information for designated parking areas.
You can expect a diverse and captivating terrain. The route traverses lush plateaus, deep valleys, dense forests, and vast meadows. You'll hike across high volcanic plateaus shaped by ancient volcanoes, with abundant water features. The path can vary from well-trodden earth to rocky sections, especially on ascents like Mont Gerbier-de-Jonc.
Yes, the route intersects with several other official trails. You'll find sections that overlap with the Tour du Haut-Vivarais, the Grande Traversée de l'Ardèche VTT (Les Estables / Lanarce and Devesset / Les Estables segments), and the Sentier des Sources. A small portion also aligns with La Loire sauvage à vélo 12 Sainte-Eulalie - Mont Gerbier de Jonc.
The region is rich in cultural and gastronomic heritage. As you pass through picturesque villages, you can discover and enjoy local specialties such as Puy green lentils, various goat cheeses, and artisanal charcuterie. Many local farms and eateries offer these regional delights.
Yes, as a popular multi-day trek, there are various accommodation options available in the villages along the route. These can include gîtes d'étape (hikers' hostels), chambres d'hôtes (B&Bs), and small hotels. It's advisable to book accommodations in advance, especially during peak season.