4.2
(6)
54
hikers
4
hikes
Mountaineering around Rotherens features routes through a varied landscape of mountain peaks, high-altitude lakes, and forested valleys. The region is characterized by significant elevation changes, offering challenging ascents and panoramic views. Trails often traverse alpine meadows and rocky terrain, providing diverse mountaineering experiences.
Last updated: May 25, 2026
17
hikers
8.01km
03:09
590m
590m
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
4.0
(3)
16
hikers
11.5km
05:39
930m
930m
Hard mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.

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3.5
(2)
11
hikers
19.8km
08:35
1,380m
1,380m
Hard mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.
6
hikers
13.9km
05:36
990m
990m
Hard mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(1)
4
hikers
8.27km
03:03
330m
330m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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And also and especially in good weather on Mont Blanc my dear Chloé 🤪
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Here, you can enjoy a 360° panorama of all the surrounding mountains: Belledonne, Vercors, Chartreuse, Bauges, and even Mont Blanc on a clear day! An orientation table makes it possible to identify the surrounding peaks.
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This passage at 1,868 meters above sea level offers pretty views of the peaks of the Grands Moulins (2,498 meters) and the Grand Miceau (2,631 meters) in particular. 400 meters separate you here from the summit of Grand Collet.
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The Perrière refuge is an unguarded refuge that was renovated in 2018. It is nestled at the foot of the Grands Moulins (2,498 meters above sea level). There you will find 18 beds on mattresses, blankets, a stove, kitchen utensils and water. It is also equipped with solar electricity, which allows its smartphones and GPS devices to be recharged. A beautiful place to spend a night in the mountains!
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The Col de la Perrière is located at an altitude of 2,003 meters. It offers a superb view of the Grand Charnier, the Grands Moulins, the Frêche, the Tête de la Perrière and the Grand Miceau.
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Point of view not easy to access for everyone but very nice!
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The trip there is not always easy. We did it with 3 kids (age 3, 5 and 7). The view at the top is really amazing!
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Rotherens offers a diverse landscape for mountaineering, characterized by significant elevation changes, high mountain peaks, alpine lakes, and dense forest sections. You'll find trails traversing alpine meadows and rocky terrain, providing varied experiences from moderate loops to challenging multi-hour ascents.
While many routes in Rotherens are challenging, there is at least one moderate option suitable for those looking for a less strenuous experience. The Lac du Collet – Les Plagnes loop from Le Collet d'Allevard is a moderate 8.4 km trail featuring a steady climb towards Lac du Collet, typically taking around 3 hours 16 minutes.
For experienced mountaineers seeking a challenge, Rotherens has several difficult routes. Consider the Les Grands Moulins – Grande Montagne d'Arvillard loop from Parking de Val Pelouse, a 12.0 km path with substantial elevation gain. Another demanding option is the Grande Montagne d'Arvillard – Les Grands Moulins loop from Institut Karma Ling, which spans nearly 20 km through high mountain passes.
Yes, many of the mountaineering routes in Rotherens are designed as loops, allowing you to start and end at the same point. Examples include the moderate Lac du Collet – Les Plagnes loop from Le Collet d'Allevard and the more challenging Grande Montagne d'Arvillard loop from Institut Karma Ling.
The duration of routes in Rotherens varies significantly based on difficulty and length. Moderate trails like the Lac du Collet – Les Plagnes loop can take around 3 hours. More difficult and longer routes, such as the Grande Montagne d'Arvillard – Les Grands Moulins loop, can require over 8 hours to complete.
The mountaineering routes in Rotherens are highly regarded by the komoot community, holding an average rating of 4.2 stars from over 6 reviews. Users often praise the varied terrain, from alpine lakes to challenging mountain passes, and the rewarding panoramic views.
While specific viewpoints are not detailed for every route, the region is known for its high mountain peaks and alpine lakes, which naturally offer stunning vistas. You might encounter various mountain passes like the Marocaz Pass or Col du Grand Cucheron, which are often scenic points themselves.
Beyond the trails themselves, the Rotherens area features several interesting points. You can explore various mountain passes such as the Col de Champlaurent or the Occiput Pass. The settlement of Allevard is also nearby, offering additional points of interest.
Given the significant elevation changes and high mountain passes, late spring through early autumn typically offers the most favorable conditions for mountaineering in Rotherens. During these months, trails are generally free of snow, and the weather is more stable, though alpine conditions can change rapidly.
Due to the varied terrain and potential for rapid weather changes in the mountains, it's essential to dress in layers. Always bring waterproof and windproof outer shells, sturdy mountaineering boots, and appropriate gear for sun protection. Even in summer, temperatures can drop significantly at higher altitudes.
Yes, the region is known for its high-altitude lakes. The Lac du Collet – Les Plagnes loop from Le Collet d'Allevard, for instance, features a climb towards Lac du Collet, offering beautiful lakeside views.


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