4.3
(131)
738
riders
37
rides
No traffic gravel bike trails around Boissy-L'Aillerie are found within the Vexin Français Regional Natural Park, offering a diverse landscape for outdoor enthusiasts. The region features rural country paths, wooded sections, and expansive cereal fields characteristic of the Vexin plateau. Routes often follow the Viosne River valley, integrating varied elevations and passing through areas with diverse topography. Wetlands such as the Marais de Boissy-Montgeroult further contribute to the natural diversity.
Last updated: May 24, 2026
4.7
(17)
75
riders
42.8km
02:30
240m
240m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.4
(28)
171
riders
73.4km
03:49
240m
240m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0
(1)
13
riders
45.7km
02:44
370m
370m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.8
(6)
31
riders
40.0km
02:17
160m
160m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3.5
(13)
33
riders
34.7km
01:53
250m
250m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Boissy-L'Aillerie
the small bridge which joins Conflans to the forest of Saint Germain en Laye.
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a breathtaking view
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a beautiful, pleasant track
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Please note: if you want to park there to go hiking, the car park is currently only open from 2:00 p.m. on Sundays.
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Simple and beautiful lines for this castle which is found there almost by surprise
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Very quiet, along the quays very often sheltered from the sun in a very pretty cadence
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There are over 20 dedicated no-traffic gravel bike trails around Boissy-L'Aillerie, offering a variety of experiences within the Vexin Français Regional Natural Park. These routes range from easy to difficult, ensuring options for all skill levels.
Yes, the region offers several easy, traffic-free gravel routes perfect for beginners or families. A good option is the Axe Majeur footbridge – Ètang de Cayennes loop from Pontoise, which is 24 km long with minimal elevation gain, making it a pleasant ride through the rural landscape.
The gravel bike trails around Boissy-L'Aillerie predominantly traverse the diverse landscapes of the Vexin Français Regional Natural Park. You'll encounter a mix of rural country paths, serene wooded sections, and expansive cereal fields characteristic of the Vexin plateau. Many routes also follow the scenic Viosne River valley, offering varied topography and natural beauty.
Absolutely. Many of the no-traffic gravel bike trails in the area are designed as circular routes, allowing you to start and end at the same point. For example, the Corra Pond loop from Éragny - Neuville offers a 43 km circular journey through varied terrain.
Many of the natural paths and forest trails within the Vexin Français Regional Natural Park are dog-friendly, provided your dog is kept on a leash and you adhere to local regulations regarding wildlife and livestock. Always check specific route details or local signage for any restrictions.
The region is rich in history and culture. You can integrate visits to several châteaux, such as Château de Théméricourt, which features a park and pond ideal for breaks. The Saint-Cyr Castle – Village d'Us loop from Boissy-l'Aillerie is a longer route that passes by historical sites. Additionally, the Auversian Geological Site offers a natural point of interest.
Yes, experienced riders looking for a challenge will find options with significant elevation gain. The Saint-Cyr Castle – Village d'Us loop from Boissy-l'Aillerie is a difficult 47 km route with over 540 meters of elevation gain, providing a demanding yet rewarding experience through the Vexin countryside.
Parking is generally available at the start points of many routes, particularly in villages or near popular trailheads within the Vexin Français Regional Natural Park. For routes starting from towns like Pontoise or Éragny - Neuville, public parking facilities are usually accessible. Always check the specific tour details on komoot for recommended parking locations.
The area is highly rated by the komoot community, with an average score of 4.3 stars. Reviewers often praise the tranquility of the routes, the diverse natural scenery of the Vexin Français Regional Natural Park, and the well-maintained gravel paths that offer a true escape from traffic.
The Vexin Français Regional Natural Park, with its diverse habitats including wetlands like the Marais de Boissy-Montgeroult, offers excellent opportunities for wildlife spotting. Cyclists might encounter various bird species, small mammals, and local flora, especially in the quieter, wooded sections and along the Viosne River valley.
Spring and autumn are generally considered the best times for gravel biking around Boissy-L'Aillerie. The weather is typically mild, and the natural landscapes of the Vexin Français Regional Natural Park are at their most vibrant, with blooming flowers in spring and colorful foliage in autumn. Summer can also be pleasant, but it's advisable to ride earlier in the morning or later in the afternoon to avoid the midday heat.
Yes, some routes provide scenic views of notable landmarks. The Saint-Germain-en-Laye Forest – View of Paris and La Défense loop from Éragny - Neuville, for instance, offers distant views of the Parisian skyline. Additionally, the View of the Vexin highlight provides expansive vistas of the regional park's characteristic landscapes.


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