5.0
(2)
9
hikers
3
hikes
Mountaineering routes around La Chaumusse are set within the Jura Mountains, a region characterized by its limestone geology, dense forests of fir and beech, and dramatic valleys. The landscape features numerous lakes, such as Lac de Bonlieu and Lac de l'Abbaye, and impressive waterfalls like the Hérisson Waterfalls. This area offers varied terrain, from challenging rock faces to extensive forest trails, providing a diverse environment for mountaineering activities.
Last updated: July 6, 2026
5
hikers
12.0km
03:42
350m
350m
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(1)
2
hikers
8.37km
02:36
210m
210m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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5.0
(1)
2
hikers
9.89km
03:07
270m
270m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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A superb hike with beautiful views of the seven waterfalls. It's quite crowded, so for a quieter return, you can take the GR 559 forest path back, which doesn't follow the water but is also magnificent in autumn!
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A waterfall with a larger pool and a smaller cascade in a beautiful setting. In front of it is a small stone lynx statue.
6
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Waterfall at the ruins of a former mill.
7
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Larger waterfall Cascade Saut De La Forge with grotto and views directly onto the waterfall, as well as from above onto the water cascading down over smaller cascades.
7
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Beautiful view near a crossroads of a small waterfall with cascades.
7
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A beautifully situated small waterfall with a small pool. From the rocks in front of the waterfall, you can enjoy beautiful views of the idyllic natural setting.
7
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View of the Cascade de L'Eventail. A small, rocky path leads directly to the waterfall.
7
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Beautiful view of the central waterfall Cascade Du Hérisson with several cascades.
7
0
There are several mountaineering routes around La Chaumusse, offering diverse experiences. You can explore over 3 routes, ranging from moderate to difficult, each showcasing the unique landscapes of the Jura Mountains.
Mountaineering in La Chaumusse is characterized by its dramatic limestone geology, dense fir and beech forests, and numerous lakes and waterfalls. The region, nestled within the Haut-Jura Regional Natural Park, offers varied terrain from challenging rock faces to extensive forest trails, providing a rich and diverse environment for outdoor activities.
While the routes listed are generally moderate to difficult, the area offers many trails suitable for families. For a moderate option that features stunning natural beauty, consider the Fan Waterfall – Le Grand Saut loop from La Chaux-du-Dombief, which is 12 km long and passes by notable waterfalls.
Absolutely! The region is famous for its waterfalls. The Fan Waterfall – Le Grand Saut loop from La Chaux-du-Dombief is a great option that takes you past the Fan Waterfall. Additionally, the renowned Hérisson Waterfalls, a series of seven cascades, are just 5 km away and offer impressive spectacles and popular hiking routes. You can also explore highlights like the Saut Girard Waterfall or the Bief de la Ruine Waterfalls.
Yes, several routes are designed as loops, allowing you to start and end at the same point. Examples include the Fan Waterfall – Le Grand Saut loop from La Chaux-du-Dombief, the Le Grand Saut – Saut de la Forge loop from Bonlieu, and the Le Grand Saut – Saut de la Forge loop from La Chaux-du-Dombief.
The Jura Mountains offer diverse experiences throughout the year. While spring, summer, and autumn are ideal for hiking and mountaineering, the winter months transform the region into a destination for Nordic ski touring, cross-country skiing, and snowshoeing. Always check local weather conditions before heading out.
The routes in La Chaumusse are highly rated by the komoot community, with an average score of 5.0 stars. Mountaineers often praise the stunning natural beauty, particularly the waterfalls and lakes, as well as the varied terrain that offers both challenging ascents and serene forest paths.
Yes, for experienced mountaineers seeking a challenge, routes like the Le Grand Saut – Saut de la Forge loop from Bonlieu offer difficult terrain and rewarding views. Another demanding option is the Le Grand Saut – Saut de la Forge loop from La Chaux-du-Dombief, which navigates forested valleys and past the Saut de la Forge.
Beyond the routes themselves, the area around La Chaumusse is rich in natural attractions. You can visit the famous Hérisson Waterfalls, explore the dramatic Langouette Gorges, or enjoy the tranquility of lakes like Petit Maclu Lake. The Pic de l'Aigle also offers extensive views over the Jura plateau and surrounding lakes.
While specific parking details for each trailhead are best checked on the individual route pages, areas like La Chaux-du-Dombief, which serves as a starting point for several routes, typically offer parking facilities. For popular viewpoints like Pic de l'Aigle and Belvédère des Quatre Lacs, dedicated parking areas are usually available.
The region is dotted with numerous lakes with often turquoise waters, such as Lac de Bonlieu, Lacs de Maclu, Lac d'Ilay, Lac de Narlay, and Lac de l'Abbaye, many within a 5-7km radius of La Chaumusse. These lakes offer excellent opportunities for swimming after a day of mountaineering, though it's always advisable to check local regulations and safety guidelines.
La Chaumusse and nearby villages like La Chaux-du-Dombief and Bonlieu, which serve as starting points for many routes, offer local amenities including cafes and restaurants where you can refuel. It's a good idea to check opening hours, especially during off-peak seasons.


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