4.2
(6)
90
riders
26
rides
Gravel biking around Oncy-Sur-École offers diverse terrain within the Essonne department of the Île-de-France region. The area is characterized by the École River, the Mount Grippon massif with its rocky slopes, and extensive woodlands covering approximately one-third of the commune. Natural and agricultural landscapes provide varied riding surfaces, with routes often extending into the nearby Fontainebleau forest. The region features established cycling paths suitable for gravel exploration.
Last updated: July 3, 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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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.
1
0
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 over 20 gravel bike trails available around Oncy-Sur-École, offering a range of experiences from moderate to difficult.
Yes, Oncy-Sur-École offers several easier gravel routes. For a moderate option that's not too long, consider the Platière de Caylus – Cul du Chien Rock loop from Oncy-sur-École, which is about 37.5 km. This route provides a good introduction to the area's terrain without excessive difficulty.
The region is characterized by the École River, the significant Mount Grippon massif with its rocky slopes, and extensive woodlands covering about one-third of the commune. You'll encounter a mix of natural and agricultural landscapes, with many routes venturing into the nearby Fontainebleau forest.
Yes, the area is rich in history and natural beauty. You might encounter historical elements like the Church of Saint-Martin in Oncy-Sur-École itself. For specific attractions, consider exploring highlights such as the Fleury-en-Bière Castle or the Domaine de Courances, which are part of nearby attraction guides.
The region is generally pleasant for gravel biking from spring through autumn. While specific weather conditions vary, these seasons offer milder temperatures and vibrant natural scenery. Winter riding is possible, but be prepared for potentially colder and wetter conditions, especially in forested areas.
Absolutely. Oncy-Sur-École and the surrounding Fontainebleau country offer several difficult routes. For a longer, more demanding ride, the Loing Canal – View of Moret-sur-Loing loop from Buno - Gironville is a challenging 109 km path with significant elevation gain, following the Loing Canal.
Yes, many of the gravel trails around Oncy-Sur-École are designed as loops. For example, the popular Belvedere Trail – Panorama loop from Oncy-sur-École offers panoramic views over 55 km, starting and ending in the village.
The area is highly rated by the komoot community, with an average score of 4.25 stars. Reviewers often praise the varied terrain, the quiet woodlands, and the well-established cycling paths that make for an engaging gravel biking experience.
While specific parking areas for each trail are not detailed, Oncy-Sur-École is a commune with local amenities. You can typically find parking within the village or at trailheads, especially for routes that start directly from the village center. Always check local signage for parking regulations.
Oncy-Sur-École itself is a charming village where you might find local cafes or restaurants. Additionally, the broader Fontainebleau country, including nearby towns like Milly-la-Forêt, offers more options for refreshments and dining after your ride.
Yes, many gravel routes in the Oncy-Sur-École area extend into the vast Fontainebleau forest. These trails often feature diverse forest paths and can be quite extensive, providing a true immersion in nature. An example is the Gros Fouteau Road – Calvary Cross loop from Noisy-sur-École, which leads through significant forest areas.
The elevation gain varies significantly depending on the route. For instance, a moderate loop like the Platière de Caylus – Cul du Chien Rock loop has around 213 meters of ascent, while more challenging routes like the Loing Canal – View of Moret-sur-Loing loop can feature over 635 meters of climbing.


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