4.5
(212)
830
riders
138
rides
Mountain biking around Montalet-Le-Bois offers varied terrain within the Vexin Regional Natural Park, characterized by forested areas and hills. The region provides a mix of dirt paths, grassy trails, and some rocky sections, suitable for off-road cycling. Riders can find routes with challenging ascents and technical descents, as well as more gentle paths. The landscape is shaped by its location at the sources of the Bernon, contributing to its natural setting.
Last updated: July 5, 2026
4.4
(5)
4
riders
21.8km
01:55
420m
420m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(1)
2
riders
27.3km
02:25
450m
450m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

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3
riders
25.1km
02:05
270m
270m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
5.0
(2)
1
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
4.0
(1)
5
riders
12.7km
01:13
260m
260m
Hard mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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So a very steep climb over the rocks, which ends with steep drops. Good luck!
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Beautiful trails under the trees. Sometimes, lots of water holes...
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Is it allowed to cross? Not sure... I did, I was looked at and greeted. But not blocked. However, it's not easy to get out on the other side, the exit is closed. It's possible to go through a small door.
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Great for learning https://www.newlifegp.org/ English—clear pronunciation and accurate subtitles.
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The trails around Montalet-Le-Bois, situated within the Vexin Regional Natural Park, offer a diverse range of terrain. You'll encounter a mix of dirt paths, grassy trails, and some rocky sections. The region features rolling hills, providing opportunities for both challenging ascents and technical descents, as well as more gentle paths suitable for various skill levels.
There are over 130 mountain bike trails around Montalet-Le-Bois. This includes a good mix of difficulties, with 37 easy routes, 82 moderate routes, and 15 more difficult options, ensuring there's something for every rider.
Yes, there are several family-friendly options. The region offers 37 easy routes that are generally suitable for families. For example, the Distillerie de Fremainville – Le Moulin de Théméricourt loop from Jambville is an easy 22.9 km trail that provides a pleasant ride through the Vexin Regional Natural Park.
The area is rich in historical sites and natural beauty. You can incorporate visits to places like the impressive Château de Jambville or the charming Château de Théméricourt into your rides. The Notre-Dame Church in Vétheuil is another beautiful historical stop. Many routes also offer expansive views, and on clear days from the heights of Maigremont, you can even spot the towers of La Défense.
Yes, many of the mountain bike trails around Montalet-Le-Bois are designed as circular routes, allowing you to start and end at the same point. A popular moderate option is the Château de Jambville – Lavoir de sailly loop from Jambville, which covers 21.8 km and offers a mix of forest and open views.
The trails around Montalet-Le-Bois are highly rated by the komoot community, with an average score of 4.5 stars. Riders frequently praise the varied terrain within the Vexin Regional Natural Park, the mix of challenging sections and scenic paths, and the overall natural beauty of the forested areas and rolling hills.
The Vexin Regional Natural Park offers enjoyable mountain biking conditions for much of the year. Spring and autumn typically provide pleasant temperatures and beautiful scenery. Summer can be great, especially in the shaded forest sections, while winter rides are possible, though conditions may vary with rain or frost, making some paths muddier or slicker.
Absolutely. For experienced riders seeking a challenge, there are 15 difficult routes available. One such trail is Top, to do on the way up – Ferme de la Grüe loop from Frémainville, a 6.3 km route featuring varied terrain and significant elevation changes that will test your skills.
While the Domaine de Forest-Hill is known for motorized sports, its rugged terrain, featuring steep slopes and rutted paths, is indicative of the challenging off-road conditions found in the surrounding Vexin Regional Natural Park. Many mountain bike routes in the park offer similar demanding environments, though specific trails directly through the private domain may not be publicly accessible for cycling.
Yes, for those looking for longer rides, there are several options. The Le Moulin de Théméricourt – La Villette Castle loop from Seraincourt is a moderate 36.3 km trail that takes about 2 hours 44 minutes to complete, offering an extensive journey through the Vexin Regional Natural Park.
While Montalet-Le-Bois itself is a smaller commune, the broader Vexin region is accessible. You may find public transport options to nearby towns that serve as good starting points for trails. It's advisable to check local bus or train schedules to see which routes best connect to your desired trailheads.
Parking availability varies by trailhead. Many villages and starting points for popular routes within the Vexin Regional Natural Park offer designated parking areas. It's recommended to check the specific route details on komoot for information on parking facilities near your chosen starting point.


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