4.4
(741)
3,968
riders
362
rides
Mountain biking around Bonnelles offers diverse terrain within the Regional Natural Park of Haute Vallée de Chevreuse. The area features dense forests, rolling hills, and picturesque river valleys, providing varied landscapes for cyclists. Notable natural features include the Regional Natural Reserve of the Ponds of Bonnelles, known for its biodiversity and wooded terrains. These characteristics create a network of mountain bike trails suitable for different skill levels.
Last updated: May 8, 2026
4.5
(6)
86
riders
35.5km
02:54
420m
420m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.3
(6)
37
riders
30.9km
02:03
270m
270m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

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4.6
(17)
106
riders
51.3km
04:22
650m
650m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
8
riders
31.0km
02:29
290m
290m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
5.0
(2)
6
riders
30.6km
02:26
210m
210m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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Pretty building at Bordes which forms the entrance to the castle.
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superb waterfalls, superb associative hostel with exhibition, café restaurant on the banks of the torrent, warm welcome
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The turtle head welcomes you at the end of the hike with its two big, friendly eyes!
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Great view when you are at the top of the viaduct!
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The river flows through the narrow rocky chaos: it almost feels like you are in the mountains.
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A lovely passage towards the abbey and waterfalls of Vaux-en-Cernay.
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Bonnelles offers a wide range of mountain bike trails suitable for various skill levels. You'll find over 70 easy routes, more than 200 moderate trails, and nearly 100 challenging options, ensuring there's something for everyone from beginners to advanced riders.
Yes, Bonnelles has over 70 easy mountain bike trails perfect for beginners or those looking for a relaxed ride. These routes often traverse gentle forest paths within the Regional Natural Park of Haute Vallée de Chevreuse.
The terrain around Bonnelles is diverse, characterized by dense forests, rolling hills, and picturesque river valleys. You'll encounter varied landscapes, from smooth forest paths to more demanding, unpaved segments that require advanced fitness.
Many of the mountain bike trails around Bonnelles are designed as loops. For example, the popular Fauvettes Viaduct – Fauvettes Viaduct loop from Bonnelles is a moderate 30.9 km route that offers scenic views and returns to its starting point.
The region is rich in natural beauty. You can explore the Regional Natural Reserve of the Ponds of Bonnelles, known for its biodiversity and two ponds. Other highlights include the Beauséjour Lake and the Étang de la Tour.
Yes, you can combine your ride with visits to historical sites. The Fauvettes Viaduct offers magnificent viewpoints, and the historically significant La Madeleine Castle provides exceptional panoramic views over the Chevreuse valley.
The mountain bike trails in Bonnelles are highly rated by the komoot community, with an average score of 4.5 stars from over 700 reviews. Reviewers often praise the diverse landscapes, well-maintained paths, and the opportunity to explore the beautiful Regional Natural Park of Haute Vallée de Chevreuse.
Absolutely. For experienced riders seeking a challenge, there are nearly 100 difficult routes. One such trail is the Route aux Cerfs – Remarkable oak loop from Bonnelles, a 35.4 km route leading through dense forest with significant elevation changes.
Yes, many trails offer excellent viewpoints. The Fauvettes Viaduct, for instance, is a notable spot accessible via mountain bike trails, providing magnificent views of the surrounding greenery and valleys.
With over 70 easy routes, Bonnelles can be a great destination for family mountain biking. These trails typically feature gentler gradients and less technical terrain, making them suitable for riders of varying ages and skill levels.
The diverse forests and natural features of Bonnelles make it enjoyable for mountain biking throughout much of the year. Spring and autumn offer pleasant temperatures and vibrant scenery, while summer provides longer daylight hours. Even in winter, many trails remain accessible, though conditions may vary.
Yes, for those seeking longer rides, there are options like the Remarkable oak – Route aux Cerfs loop from Rochefort-en-Yvelines, which is a challenging 66.6 km route with over 700 meters of elevation gain, perfect for endurance mountain bikers.


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