4.4
(1194)
4,929
riders
278
rides
Mountain biking around Montlhéry is characterized by a diverse landscape featuring extensive forest paths and varied terrain within the natural area of Hurepoix. Riders encounter a mix of gravel paths, roots, and stones, alongside dedicated mountain biking trails. The region offers dynamic terrain with notable elevation changes, particularly in areas like the Vallée de Chevreuse and near the Fauvettes Viaduct. This provides a range of unpaved segments suitable for mountain biking.
Last updated: June 30, 2026
4.5
(25)
168
riders
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.6
(12)
50
riders
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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4.6
(14)
31
riders
34.4km
02:08
190m
190m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
3.0
(3)
27
riders
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
5.0
(23)
11
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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The crêperie, the lakeside chalet, serves excellent crêpes and boasts a magnificent view. A very friendly place. It's located near the basilica in Lonpon-sur-Orge.
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The Old Bridge of Balizy, or the Templar Bridge, spans the Rouillon. Hidden in the heart of the Templar Woods, and surrounded by magnificent forest paths, it is a superb place for a mountain bike ride.
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The bridge over the Orge, near the Bassin du Breuil in Épinay-sur-Orge, is a charming passage that offers a peaceful view of the river and its green banks. Surrounded by trees and paths, this bridge is an ideal place for a contemplative break. The murmur of the water and the serenity of the landscape invite you to relax.
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This trail is a fun downhill trail with some roots, perfect for testing your mountain biking skills. In wet weather, there is a bit of mud. In autumn, the leaves add a nice little obstacle.
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The castle of Forges-les-bains was built in the 17th century, before being remodeled in the 18th century by Edme Mathurin Le Jariel, squire of the king. Currently, some parts are dilapidated, others restored. It is the in-between.
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Very nice gravel route!!
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Hello everyone, be careful, several waypoints (notably 5) do not exist or no longer exist. I really struggle to follow this tour.
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It's shaped very carefully. In addition, it is entirely possible to cross the terrain in XC, bypassing the worst springboards.
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Montlhéry offers a wide selection of mountain bike trails, with over 270 routes available. These routes cater to various skill levels, from easy to difficult, ensuring there's something for every rider.
The terrain around Montlhéry is diverse, featuring extensive forest paths, gravel sections, roots, and stones. You'll encounter dynamic landscapes with notable elevation changes, particularly in areas like the Vallée de Chevreuse and near the Fauvettes Viaduct. The region is known for its unpaved segments, providing an authentic mountain biking experience.
Yes, Montlhéry has options for beginners. There are approximately 67 easy mountain bike routes available, offering gentler terrain and less demanding climbs, perfect for those new to the sport or looking for a relaxed ride.
Absolutely. For experienced riders seeking a challenge, Montlhéry offers around 44 difficult mountain bike routes. These trails often feature significant elevation changes and more technical sections, such as the route leading through the Petite Vallée and past the Fauvettes Viaduct, which has an elevation gain of over 650 meters. You can explore routes like the View of the Petite Vallée – Fauvettes Viaduct loop from Saint-Michel-sur-Orge for a demanding ride.
While mountain biking in Montlhéry, you can discover several natural features and landmarks. The region offers magnificent views over the Vallée de Chevreuse and the Forêt de Bures-sur-Yvette. Notable attractions include the renovated Fauvettes Viaduct, which provides a great viewpoint, and the historic Templars' Bridge hidden within the Templar Woods. The unique geological site of La Troche Quarry also presents an interesting landscape.
The mountain biking experience in Montlhéry is highly rated by the komoot community, with an average score of 4.4 stars from over 1,200 reviews. Riders often praise the diverse landscape, including extensive forest paths and varied terrain with gravel and roots, as well as the significant elevation changes that add excitement to the routes. Over 5,600 mountain bikers have used komoot to explore the area's varied terrain.
Yes, several routes provide excellent views. The region's varied terrain often leads to scenic overlooks. For instance, the Montlhéry Tower offers a 360-degree panoramic view of the surrounding department, and on clear days, you might even glimpse the Eiffel Tower. Routes passing by the Fauvettes Viaduct also offer magnificent vistas over green valleys.
While specific 'family-friendly' designations for mountain bike trails aren't always explicit, the presence of 67 easy routes suggests there are plenty of options suitable for families or those with younger riders. These trails typically have less challenging terrain and elevation, making them more accessible. You might consider exploring sections of the Orge Riverbank for a gentler experience.
Yes, many mountain bike routes in Montlhéry are designed as loops, allowing you to start and finish at the same point. An example is the Beautiful descent – View of the Petite Vallée loop from Saint-Michel-sur-Orge, which offers a moderate ride of about 41.7 km. Loop trails are convenient for planning your ride and returning to your starting point.
Montlhéry's diverse forest paths and varied terrain are enjoyable throughout much of the year. Spring and autumn generally offer pleasant temperatures and beautiful scenery, making them ideal. Summer can also be good, especially in the shaded forest areas. Winter riding is possible, but conditions may vary, with some paths potentially becoming muddy or slippery.
Yes, Montlhéry's region blends natural beauty with historical intrigue. You can find routes that pass by or near historical sites. For example, the View of the Château de Lormoy – Orge Riverbank Snack Bar loop from Saint-Michel-sur-Orge offers views of the Château de Lormoy. Additionally, the prominent 13th-century Montlhéry Tower is a significant landmark that can be incorporated into a cycling tour.
Yes, you can find mountain bike routes that follow riverbanks, offering a different kind of scenic experience. The Orge Riverbank Snack Bar – View of the Château de Lormoy loop from Saint-Michel-sur-Orge is a moderate route that follows the Orge Riverbank, providing a pleasant ride alongside the water.


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