4.4
(101)
360
riders
35
rides
Mountain bike trails Saint-Arnoult-en-Yvelines are set within a diverse natural landscape, bordering the extensive Rambouillet Forest and the Haute Vallée de Chevreuse Regional Natural Park. The terrain features a mix of dense woodlands, quiet paths, and river valleys, with some areas offering relatively flat sections and others providing varied elevation. Riders can explore numerous cycle paths through forests like Rambouillet, Claye, and Dourdan, alongside scenic routes that follow rivers such as the Rémarde and Orge.
Last updated: May 8, 2026
4.5
(12)
21
riders
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
5.0
(1)
19
riders
51.9km
04:26
610m
610m
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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4.8
(6)
23
riders
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
5.0
(5)
10
riders
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.
5.0
(4)
13
riders
28.2km
02:01
140m
140m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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nice but watch out for the cobblestones
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A great tour, a must-do. The view is amazing and the route is very pleasant and suitable for all levels.
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Small fun single on the descent, but passable on the ascent
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a crossroads like so many others without any information...
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Like many crossroads in the forest, there is a post but no indication...
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There are over 30 mountain bike trails available around Saint-Arnoult-En-Yvelines on komoot, offering a diverse range of experiences for all skill levels.
Yes, Saint-Arnoult-En-Yvelines offers several easy mountain bike trails. You can find 6 routes specifically graded as easy. These trails often feature relatively flat sections through the Rambouillet Forest or along river valleys, providing a pleasant experience for less experienced riders or families.
The terrain around Saint-Arnoult-En-Yvelines is quite varied, ranging from dense woodlands and quiet paths within the Rambouillet Forest and Haute Vallée de Chevreuse Regional Natural Park, to scenic river valleys. You'll encounter a mix of forest paths, routes between meadows and woods, and some areas with varied elevation. Some trails, like the one described as a 'Balcony of Pines and Heather', offer unique singletrack experiences.
Absolutely. For experienced riders seeking a challenge, there are 10 difficult mountain bike routes available. An example is the Route aux Cerfs – Remarkable oak loop from Saint-Arnoult-en-Yvelines, which is a 32.3 miles (51.9 km) path featuring significant elevation gain and traversing varied forest terrain.
Yes, many of the mountain bike trails in Saint-Arnoult-En-Yvelines are designed as circular routes, allowing you to start and finish at the same point. For example, the Route de l'étang d'Or – Golden Pond loop from Saint-Arnoult-en-Yvelines is a moderate 28.8 km loop that takes you past the Golden Pond.
The region is rich in natural beauty. Along the trails, you might encounter several picturesque lakes such as Vaux‑en‑Cernay Lake, Golden Pond, and Étang de la Tour. You can also discover the charming waterfall at the Petit Moulin in Vaux-de-Cernay.
The mountain bike trails in Saint-Arnoult-En-Yvelines are highly rated by the komoot community, with an average score of 4.4 stars from over 100 reviews. Riders often praise the extensive forest trails, varied terrain, and scenic river valleys that define the area's riding experience.
Yes, the area around Saint-Arnoult-En-Yvelines is steeped in history. You can find historical sites like the Vaux-de-Cernay Road and Vaux-de-Cernay Abbey, as well as impressive castles such as Château de Dourdan and Bonnelles Castle. The 12th-century priory church in Saint-Arnoult-en-Yvelines itself is also a classified historical monument.
The region is enjoyable for mountain biking through much of the year. Spring and autumn offer pleasant temperatures and beautiful scenery with changing foliage. Summer is also popular, though some forest paths, particularly in Dourdan Forest, might be muddy after rain. Always check local conditions before heading out.
Yes, the trails cater to various ride lengths. You can find shorter routes like the Route aux Cerfs – Aérotrain Bertin Bridge loop from Saint-Arnoult-en-Yvelines, which is 8.5 miles (13.7 km) and takes about 1 hour 5 minutes. For longer adventures, routes like the Wolf Pit... – Veloscenie... loop from Saint-Arnoult-en-Yvelines offer a 21.6 km ride.
Yes, parking is generally available near trailheads, especially around popular access points to the Rambouillet Forest and other natural areas. Many routes start directly from Saint-Arnoult-en-Yvelines, where public parking options can be found. For specific parking details, it's always best to check the individual route descriptions on komoot.
Generally, dogs are permitted on trails in the Rambouillet Forest and Haute Vallée de Chevreuse Regional Natural Park, often on a leash. However, specific rules can vary, especially in protected areas or private lands. It's advisable to check local signage or park regulations for the specific trail you plan to ride to ensure compliance.


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