4.2
(6)
90
riders
25
rides
Gravel biking around Oncy-Sur-École offers diverse terrain within the Essonne department, characterized by its varied landscapes. The region features extensive networks of trails through the Massif de Fontainebleau and the forests of Milly-la-Forêt and Oncy-sur-École. Riders encounter sandy paths, distinctive sandstone boulders, and natural elevation changes, including plateaus and gorges. The area is also traversed by the École river and includes the Mont Grippon massif, providing a mix of forest and waterside environments.
Last updated: July 5, 2026
4.0
(1)
19
riders
56.0km
04:28
490m
490m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
12
riders
110km
07:13
600m
600m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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3
riders
37.4km
02:39
210m
210m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
riders
89.7km
06:47
730m
730m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.
5.0
(1)
6
riders
25.7km
02:05
230m
230m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Oncy-Sur-École
It's not the dog's ass, but the cup and ball, the dog's ass is an enormous rock located a few dozen meters away.
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The former fortress and picturesque medieval town of Moret-sur-Loing lies on the edge of the Fontainebleau Forest and the peacefully flowing Loing River. This postcard-perfect town is indeed extremely photogenic. The most beautiful views are from the old bridge or from the right bank of the Loing.
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Quite a nice route, with a short stretch of track between the 19th and 22nd km
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Canal still in operation, allowing for barge racing. Road quality is very average.
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There are 19 dedicated no-traffic gravel bike trails around Oncy-sur-École. These routes offer a variety of distances and difficulties, ensuring a peaceful ride away from cars.
The region around Oncy-sur-École, including the Massif de Fontainebleau and the forests of Milly-la-Forêt, offers diverse gravel terrain. You'll encounter sandy paths, distinctive sandstone boulders, and natural elevation changes, from plateaus to gorges. This variety provides routes suitable for all fitness levels, from easy rides to challenging trails with significant elevation gains.
Yes, there are several easier routes suitable for families. For example, the Platière de Caylus – Cul du Chien Rock loop from Oncy-sur-École is a moderate 37.4 km route that offers a good balance of distance and manageable terrain, perfect for a family outing on gravel bikes.
The trails often pass through the stunning Fontainebleau Forest, known for its unique sandstone formations and diverse trees. You might also encounter picturesque waterside views along the Loing Canal. Specific highlights include the Cross of Lorraine on the Maquisards' Pignon or the Templar cross, offering glimpses into the region's history and natural beauty.
Yes, many of the no-traffic gravel routes around Oncy-sur-École are designed as loops. A great example is the challenging Belvedere Trail – Panorama loop from Oncy-sur-École, which covers over 56 km and offers panoramic views.
The area is highly rated by the komoot community, with an average score of 4.0 stars. Reviewers often praise the peaceful, car-free nature of the trails, the diverse landscapes of the Fontainebleau forest, and the variety of routes suitable for different skill levels.
Absolutely. For experienced riders seeking a challenge, routes like the Loing Canal – Denecourt Tower loop from Buno - Gironville offer over 100 km of riding with significant elevation gain, taking you through extensive forest sections and along scenic waterways.
Yes, the region is rich in cultural heritage. While riding, you might pass by or near historic sites. The famous Château de Fontainebleau is in the broader area, and you can also explore highlights like Fleury-en-Bière Castle or the stunning Domaine de Courances with its beautiful water gardens.
The diverse landscapes of the Fontainebleau and Milly-la-Forêt forests provide ever-changing scenery throughout the year. Spring and autumn offer pleasant temperatures and vibrant colors, while summer can be enjoyable with the shade of the forest. Even winter can be beautiful, though some sandy paths might be softer after rain.
Beyond the trails, you can visit Milly-la-Forêt, a charming town with cultural attractions like the Maison de Cocteau and the Conservatoire National des Plantes. The monumental sculpture Le Cyclop de Jean Tinguely is also located in the heart of the Milly forest, offering a unique art experience.
Among the 19 no-traffic routes, 5 are classified as easy, making them ideal for beginners or those looking for a relaxed ride. These routes typically feature less elevation gain and smoother gravel surfaces, ensuring a comfortable experience away from traffic.
Yes, some routes are specifically known for their scenic vistas. The Gros Fouteau Road – Calvary Cross loop from Noisy-sur-École, for instance, offers varied landscapes and opportunities for scenic views as you traverse the forest and its surroundings.


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