4.4
(1573)
8,443
riders
427
rides
Mountain bike trails around Villiers-Le-Bâcle traverse a serene landscape in the Essonne department of Île-de-France. The area features the Mérantaise Valley with its meadows and river, and the elevated Plateau de Saclay, which includes forests like Saint-Aubin. Wooded areas such as the Bois des Grais and Forêt de la Tête Ronde offer varied terrain for cycling. This combination of valleys, plateaus, and forests provides a diverse setting for mountain biking.
Last updated: July 1, 2026
4.4
(21)
130
riders
46.9km
03:59
670m
670m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.4
(5)
42
riders
57.0km
04:31
780m
780m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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31
riders
78.1km
06:21
980m
980m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.5
(13)
37
riders
34.3km
01:58
150m
150m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
4.4
(5)
34
riders
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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Bonus tip: bring food for the ducks
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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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It's OK on mountain bikes, some hot sections on gravel
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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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Unmissable Gravel rides to reach Choisel
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Pretty castle well glimpsed at the heart of a beautiful gravel ride between Choisel and St Rémy
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very nice gravel descent from Boullay-les-Troux to St Rémy
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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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There are over 400 mountain bike routes around Villiers-Le-Bâcle, catering to various skill levels. These include 76 easy, 195 moderate, and 129 difficult trails, ensuring options for every rider.
The terrain varies significantly, encompassing the vast meadows and riverbanks of the Mérantaise Valley, as well as the elevated forests of the Plateau de Saclay, including areas like Saint-Aubin. You'll find a mix of wooded areas, such as the Bois des Grais and Forêt de la Tête Ronde, offering diverse surfaces from smooth paths to more challenging unpaved segments.
Yes, Villiers-Le-Bâcle offers a good selection of easier routes. For instance, the Sunrise Over Lake Phoenix – Grande Maison Park loop from Courcelle-sur-Yvette is an easy 34.8 km trail that provides a pleasant ride through varied landscapes without excessive difficulty.
Absolutely. For experienced riders seeking a challenge, routes like the Vaux‑en‑Cernay Lake – Small bridge loop from Saint-Rémy-lès-Chevreuse offer difficult terrain over 46.8 km. Another demanding option is the Méridon Castle – La Madeleine Castle loop from Courcelle-sur-Yvette, which spans 78.3 km through forests and past historical sites.
The region is rich in natural beauty. You can expect to ride through the serene Mérantaise Valley with its lush greenery and the calming sound of the Mérantaise river. The Plateau de Saclay offers elevated areas and forests, providing scenic descents. The Forêt de la Tête Ronde also offers views overlooking the Mérantaise valley.
Beyond the trails, Villiers-Le-Bâcle has several points of interest. You might encounter the La Madeleine Castle or the Dampierre-en-Yvelines Castle. The area is also home to the Notre-Dame de l'Assomption Church and the former residence and workshop of Japanese painter Léonard Foujita.
Yes, many routes in Villiers-Le-Bâcle are designed as loops, allowing you to start and end at the same point. An example is the Sablière d'Aigrefoin – Aigrefon wood loop from Courcelle-sur-Yvette, a moderate 10.4 km trail perfect for a shorter ride.
The region offers pleasant conditions for mountain biking for much of the year. Spring and autumn generally provide comfortable temperatures and beautiful scenery. While trails are accessible in summer, be mindful of warmer weather. Winter riding is possible, but conditions may vary, with some paths potentially being muddy or slippery.
The mountain bike trails around Villiers-Le-Bâcle are highly rated by the komoot community, with an average score of 4.4 stars from over 1500 reviews. Riders often praise the diverse landscapes, the peaceful ambiance, and the variety of routes that cater to different skill levels, from serene valley rides to challenging forest descents.
With over 400 routes and a diverse landscape of valleys, plateaus, and forests, Villiers-Le-Bâcle is well-suited for extended mountain biking adventures. The extensive network allows for combining different trails to create longer, multi-day excursions, offering a tranquil outdoor experience away from urban bustle.
Yes, a significant portion of the trails, 195 routes, are classified as moderate. A great example is the Valley view – View of the Petite Vallée loop from Courcelle-sur-Yvette, a 57.0 km path that provides extensive views across the valley and through natural areas, offering a balanced challenge.


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