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France
Ile-de-France
Palaiseau

Orsay

The best MTB trails around Orsay

4.3

(67)

370

riders

21

rides

Mountain biking around Orsay offers a diverse landscape characterized by extensive woodlands, accessible greenways, and undulating countryside. The region features natural areas like Templiers Park, the Departmental Forest of Rocher de Saulx, and various woods such as Gallaines Wood and Fourcherolles Wood, providing varied terrain for off-road cycling. Greenways, including sections of the Véloscénie route, connect to more natural areas, while ponds like Saclay Pond and Bassin de Coupières contribute to scenic routes. This blend of forests, paths, and water…

Last updated: May 2, 2026

4.3

(30)

105

riders

#1.

Viaduc de la Prédécelle – Fauvettes Viaduct loop from Orsay-Ville

33.9km

02:13

260m

260m

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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Hard

Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard
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Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

Easy

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

Easy
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Popular around Orsay

Cycling around Orsay

Running Trails around Orsay

Hiking around Orsay

Road Cycling Routes around Orsay

Gravel biking around Orsay

Tips from the Community

David
June 10, 2025, Bois d'Aigrefon

It's OK on mountain bikes, some hot sections on gravel

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Unmissable Gravel rides to reach Choisel

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very nice gravel descent from Boullay-les-Troux to St Rémy

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Mika
January 30, 2025, Viaduc des Fauvettes

superb view of the valley

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The wash houses of Chevreuse are history reborn before our eyes. Here, along with the values, there were also tanneries.

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This is why the feudal lords built this castle here. This viewpoint gives us a panorama of the entire valley.

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While the Chevreuse Valley is well-known to all nature lovers in the Paris region, the town that gave it its name is less well-known. Its rich heritage is nevertheless worth a visit, particularly the Château de la Madeleine which overlooks the city.

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Fred 66
November 6, 2024, Bois d'Aigrefon

great course

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Frequently Asked Questions

What kind of mountain biking terrain can I expect around Orsay?

Orsay offers a diverse landscape for mountain biking, characterized by extensive woodlands, accessible greenways, and undulating countryside. You'll find varied terrain suitable for cross-country and trail riding, including natural obstacles, changing gradients, and scenic paths through forests like Templiers Wood and Gallaines Wood. Some routes feature challenging singletracks, while others follow more leisurely forest paths and greenways.

How many mountain bike trails are available in the Orsay area?

There are over 20 mountain bike trails around Orsay listed on komoot, catering to various skill levels. This includes 4 easy routes, 12 moderate routes, and 7 difficult routes, ensuring options for everyone from beginners to experienced riders.

Are there any easy or family-friendly mountain bike trails in Orsay?

Yes, Orsay offers several easy mountain bike trails suitable for beginners or families looking for a more relaxed ride. One such route is the Yvette Promenade – Technical Forest Singletrack loop from Orsay-Ville, which is 20.3 miles long and has a relatively gentle elevation gain. These trails often follow greenways or less technical forest paths.

What do other mountain bikers say about the trails in Orsay?

The mountain bike trails around Orsay are highly rated by the komoot community, with an average score of 4.2 stars from over 80 reviews. Riders often praise the varied terrain, the beauty of the dense woodlands, and the well-integrated natural features like ponds and historical landmarks that make for an engaging outdoor experience.

Are there challenging mountain bike routes for experienced riders?

Absolutely. For experienced mountain bikers seeking a challenge, Orsay provides several difficult routes with significant elevation gains and technical sections. Examples include the Viaduc de la Prédécelle – Fauvettes Viaduct loop from Orsay-Ville, a 21.1-mile route with impressive viaducts, and the Aigrefon wood – Vallée de la Mérantaise loop from Le Guichet, which is 22.6 miles long and winds through dense woods and valleys with substantial climbing.

Can I find circular mountain bike routes around Orsay?

Yes, many of the mountain bike trails in Orsay are designed as loops, allowing you to start and finish at the same point. This includes popular routes like the Montjay Tunnel – Bassin de Coupières loop from Orsay-Ville and the Beauséjour Lake – Technical Forest Singletrack loop from Le Guichet, offering convenient options for your ride.

What natural features or landmarks can I see along the mountain bike trails?

The trails around Orsay often lead through picturesque natural areas and past interesting landmarks. You might encounter beautiful water features like Saclay Pond and Bassin de Coupières. Historical points of interest can also be found, such as the impressive Buc Aqueduct. For specific natural monuments, you can explore highlights like the Ponds of Parc des Côtes Montbron or the Vallée-aux-Loups Arboretum.

Are there any specific viewpoints or scenic spots on the trails?

While the region is known for its dense woodlands, some routes offer scenic views. For instance, you might find a View of the Château de Sceaux from certain points. The varied terrain and natural features like ponds also contribute to many picturesque moments along the trails.

How accessible are the mountain bike trails by public transport or car parking?

Many routes around Orsay start from accessible locations like Orsay-Ville or Le Guichet, which are typically well-connected by public transport. For those arriving by car, parking is generally available near these starting points, though it's always advisable to check local signage for specific parking regulations.

Can I bring my dog on the mountain bike trails in Orsay?

While many natural areas in France are dog-friendly, it's always best to check specific regulations for the forests and parks you plan to visit. Generally, dogs are permitted on trails if kept on a leash, but some protected areas may have restrictions. Always ensure your dog is well-behaved and doesn't disturb wildlife or other trail users.

Are there any dedicated bike parks or technical riding areas nearby?

Yes, for those looking for more technical riding, there are specific bike park highlights in the vicinity. You can explore areas like the Grande Allée Singletrack, the Freeride Trail of la Croix du Bois, or even the The Big Drop for more advanced features and challenges.

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