3.9
(11)
111
riders
19
rides
Gravel biking around Grosrouvre, situated within the Haute Vallée de Chevreuse Regional Natural Park and bordering the Rambouillet forest, offers a diverse and undulating landscape. The region features a mix of valley floors, plateaus, and wooded areas, providing varied terrain for exploration. Its "fragmented and hilly" topography, along with the extensive Rambouillet forest, creates an environment with numerous no traffic gravel bike trails. The Mormaire valley also traverses the area, contributing to a green corridor with wooded hillsides and multiple…
Last updated: July 5, 2026
4.0
(3)
26
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3.0
(1)
11
riders
48.6km
03:25
440m
440m
Hard gravel ride. Good fitness required. You may need to push your bike for some segments of this route.

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5.0
(3)
22
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
12
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3.5
(2)
6
riders
34.8km
02:19
300m
300m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Grosrouvre
A rarity, cycle paths in the forest. Very, very few roots crossing it. Often, there is a parallel path for mountain bikers.
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table in a marshy area with a small bike park with cool bumps
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In the heart of the village of Villiers Saint Frédéric, a porch marks the entrance to the old castle. It leads to the old town hall, now the municipal library, and to the church. Behind us, the new town hall.
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Nice spot when the weather is nice for a bike ride or a nice hike!
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great race which alternates between dirt roads, small tarmac paths in the forest and around ponds
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There are 15 dedicated no-traffic gravel bike trails around Grosrouvre, offering a variety of experiences for cyclists looking to explore the region's natural beauty away from cars.
The trails around Grosrouvre cater to a range of abilities. Most routes, 11 out of 15, are rated as moderate, meaning they require a good level of fitness and some experience. There are also 4 difficult routes for those seeking a greater challenge, often featuring the region's 'little Switzerland' topography with varied elevation.
While many routes in the area are moderate, the diverse terrain of the Haute Vallée de Chevreuse and Rambouillet forest means there are options suitable for families. Look for routes with less elevation gain and shorter distances. Always check the route details on komoot for specific difficulty and terrain information to ensure it matches your family's capabilities.
Many trails within the Rambouillet forest and Haute Vallée de Chevreuse Regional Natural Park are dog-friendly, especially if your dog is accustomed to running alongside a bike or can be carried. However, it's always best to check local regulations for specific areas or nature reserves within the park. Ensure your dog is well-behaved and kept under control, especially given the wildlife in the forest.
You'll experience a rich variety of landscapes, from the dense oak and conifer forests of Rambouillet to open plateaus and humid valleys. The region is known for its 'fragmented and hilly' terrain, often described as 'little Switzerland,' with charming streams and ponds like Rompu Pond, offering beautiful reflections and a sense of tranquility.
Yes, the area is rich in historical and natural points of interest. You might encounter sites like the historic Notre-Dame du Chêne Chapel or the medieval The Donjon of Houdan. Natural attractions include various ponds such as Étang de Hollande and Étang de Saint-Hubert, perfect for a scenic break.
The Haute Vallée de Chevreuse and Rambouillet forest are beautiful year-round. Spring and autumn offer pleasant temperatures and vibrant foliage, making them ideal. Summer can be warm but the forest provides good shade. Winter riding is possible, but be prepared for potentially wet and muddy conditions, especially in the frequent wetlands of the forest.
Yes, many of the gravel routes around Grosrouvre are designed as loops, allowing you to start and end at the same point. For example, the Route des Deux Chateaux – Hollande Pond loop from Orgerus - Béhoust is a popular option that takes you through varied terrain and past scenic spots.
Parking is generally available at various access points to the Rambouillet forest and within the villages surrounding Grosrouvre. Many komoot routes, such as the Plaisir Church – Plaisir Castle loop from Villiers - Neauphle - Pontchartrain, often start from locations with designated parking or easily accessible village centers.
The area is highly rated by the komoot community, with an average score of 3.86 stars. Reviewers often praise the tranquility of the no-traffic routes, the diverse and undulating terrain that keeps rides interesting, and the beautiful natural scenery of the Rambouillet forest and Haute Vallée de Chevreuse.
Absolutely. The region's 'fragmented' landscape means you'll frequently transition between dense woodlands and more open areas. Routes like the 18% hill – Singletrack Through the Ferns loop from Villiers - Neauphle - Pontchartrain often combine challenging forest singletrack with glimpses of the wider countryside, offering a dynamic riding experience.
The routes vary in length to suit different preferences. You can find shorter rides, such as the 18% hill – Singletrack Through the Ferns loop at approximately 23 km, up to longer excursions like the Route des Deux Chateaux – Hollande Pond loop which is nearly 49 km, providing options for both quick spins and longer adventures.


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