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France
Ile-de-France
Rambouillet

Bullion

The best gravel rides around Bullion

4.5

(79)

255

riders

53

rides

Gravel biking around Bullion features a varied landscape, including historical viaducts, tunnels, and greenways. The region offers a mix of terrain, from paths around lakes to routes with notable elevation gains, such as those leading through areas like Côte de la Vacheresse. These routes often traverse wooded sections and open countryside, providing diverse riding experiences. The elevation profiles indicate a range of climbs, with some routes featuring significant ascents.

Best gravel bike trails around Bullion

  • The most popular gravel bike…

Last updated: October 19, 2026

4.8

(13)

46

riders

#1.

Montjay Tunnel – Fauvettes Viaduct loop from Limours

31.1km

01:48

250m

250m

Hard gravel ride. Good fitness required. You may need to push your bike for some segments of this route.

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Hard

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard
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Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

Hard gravel ride. Good fitness required. You may need to push your bike for some segments of this route.

Hard

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate
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Popular around Bullion

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Tips from the Community

clec
July 2, 2025, Château des Bordes

Pretty building at Bordes which forms the entrance to the castle.

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David
June 10, 2025, Bois d'Aigrefon

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

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a portion of the track has been closed since March 31, 2025 (for 1 month)

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Gorgeous

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cute and very smooth road.

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Unmissable Gravel rides to reach Choisel

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Beautiful greenway. We need lots of them like this!

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

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Frequently Asked Questions

How many gravel bike trails are available around Bullion?

There are over 65 gravel bike trails around Bullion, offering a wide range of experiences for different skill levels. This includes 5 easy routes, 33 moderate routes, and 27 difficult routes.

Are there any easy or beginner-friendly gravel bike trails in Bullion?

Yes, Bullion offers 5 easy gravel bike routes suitable for beginners or those looking for a more relaxed ride. These trails often feature greenways and less challenging terrain, providing a gentle introduction to gravel biking in the region.

What kind of terrain can I expect on gravel bike routes in Bullion?

Gravel biking around Bullion features a varied landscape. You'll encounter historical viaducts, tunnels, and greenways, as well as paths around lakes and routes with notable elevation gains, such as those leading through areas like Côte de la Vacheresse. The routes often traverse wooded sections and open countryside.

Are there challenging gravel bike trails for experienced riders?

Absolutely. For experienced gravel bikers seeking a challenge, Bullion offers 27 difficult routes. These trails often include significant ascents, such as those found on the Côte de la Vacheresse – Greenway of the Pays de Limours loop from La Celle-les-Bordes, and longer distances with varied technical sections.

What are some of the longer gravel bike routes in the Bullion area?

For longer rides, consider routes like the Biodiversity trail – Palace of Versailles loop from Boullay-les-Troux, which spans over 86 kilometers and includes significant elevation gain. Another substantial option is the Viaduc de la Prédécelle – Rochefort-en-Yvelines loop from Saint-Arnoult-en-Yvelines, covering 45 kilometers.

Are there circular gravel bike routes around Bullion?

Many of the gravel bike routes in Bullion are designed as loops, allowing you to start and finish at the same point. Examples include the Viaduc de la Prédécelle – Montjay Tunnel loop from Limours and the Vaux‑en‑Cernay Lake – La Celle-les-Bordes loop from Cernay-la-Ville.

What can I see along the gravel bike trails in Bullion?

The routes often pass by historical features like viaducts and tunnels. You can also explore natural attractions such as the Golden Pond or Beauséjour Lake. Some trails might even lead you near cultural landmarks like the Dampierre-en-Yvelines Castle.

Are there any lakes or water features to explore on these routes?

Yes, several routes incorporate beautiful lakes and water features. The Vaux‑en‑Cernay Lake – La Celle-les-Bordes loop from Cernay-la-Ville offers scenic views around Vaux-en-Cernay Lake. Other notable water bodies in the vicinity include Étang de la Tour and Golden Pond.

What do other gravel bikers enjoy most about gravel biking in Bullion?

The area is highly rated by the komoot community, with an average score of 4.6 stars from over 70 reviews. Reviewers often praise the varied terrain, which includes greenways, viaducts, and lake-side paths, providing diverse riding experiences for all ability levels.

Are there any historical sites or castles accessible by gravel bike?

Yes, the region around Bullion is rich in history. You might pass by impressive structures like the Château du Marais or the La Madeleine Castle. The routes themselves often incorporate historical elements like old viaducts and tunnels, adding a unique character to your ride.

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