4.4
(427)
1,682
riders
223
rides
Mountain biking around Le Mesnil-En-Thelle offers access to varied terrain within the Oise-Pays de France Regional Natural Park and the Forêt de Chantilly. The region features extensive forest trails, sandy moors, and river valleys, providing diverse riding experiences. Riders can explore paths along the Oise river and through dense woodlands, with options ranging from gentle routes to more challenging sections. The landscape is characterized by its natural beauty and historical significance, making it suitable for different skill levels.
Last updated: July 2, 2026
4.7
(10)
42
riders
36.7km
02:43
260m
260m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(2)
23
riders
39.4km
03:27
520m
520m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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4.3
(4)
20
riders
31.4km
02:25
230m
230m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(5)
17
riders
26.3km
01:38
90m
90m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
4.8
(4)
15
riders
33.6km
02:15
220m
220m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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Discover the picturesque charm of the banks of the Oise at L'Isle-Adam. Stroll along the tranquil riverbanks, where nature meets history. Stroll along the shaded paths, enjoy the welcoming terraces and let yourself be seduced by the bucolic landscapes. Isle-Adam is an invitation to relaxation and discovery, where every moment is an enchanted break. Come breathe the fresh air, admire the gently gliding barges and savor the sweetness of life by the water.
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A break at Chateau Conti is always pleasant
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A very pretty point of view in all weathers
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By 10° a climb like that warms up!!
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The Château de Conti sits enthroned in the center of Isle-Adam on the banks of the Oise. The rooms on the ground floor are open to artists and regularly host exhibitions.
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There are over 230 mountain bike trails around Le Mesnil-En-Thelle, offering a wide range of options for different skill levels and preferences within the Oise-Pays de France Regional Natural Park and the Forêt de Chantilly.
The region offers diverse terrain, including extensive forest trails, sandy moors, marshes, and river valleys. You'll find paths through dense woodlands, along the scenic Oise River, and even singletracks like the one along the Marais de Stors, which can be fairly easy but might get muddy after rain.
Yes, there are 88 easy mountain bike routes in the area. An example of an easy route is the L'Isle Adam – Chemin de la Petite Plaine loop from Chambly, which covers 27.4 km with minimal elevation gain, making it suitable for a relaxed ride.
While most routes are easy to moderate, there are 4 difficult trails for experienced riders. The region's varied terrain, especially within the Oise-Pays de France Regional Natural Park, offers sections that require good fitness and advanced riding skills.
Yes, many routes are designed as loops. For instance, the Mesnil-en-Thelle Forest loop from Persan is a moderate 31.3 km trail that takes you through the local forest, offering a complete circular experience.
You can explore various natural and historical sites. Highlights include the unique marshland environment of the Marais de Stors, the serene Blue Lake of Carnelle, and the historic Pierre de Lait Polishing Stone. The vast Forêt de Chantilly also offers numerous trails blending sport with cultural discovery.
The mountain bike trails around Le Mesnil-En-Thelle are highly rated by the komoot community, with an average score of 4.3 stars from over 360 reviews. Riders often praise the diverse terrain, the beautiful forest scenery, and the well-maintained paths that cater to various skill levels.
While specific public transport links to trailheads are not detailed, the region is generally accessible. Many hiking trails in the nearby Creil Sud Oise area are also accessible by bike, suggesting options for reaching starting points. It's advisable to check local transport schedules for specific routes.
The Oise-Pays de France Regional Natural Park is a protected area. While general access for cycling is permitted on designated trails, it's always good practice to respect local signage and regulations. For detailed information on specific areas or any potential permits, you can consult the official Rando Parc Oise application or local tourism resources like Chantilly-Senlis Tourisme.
The region offers enjoyable mountain biking throughout much of the year. However, conditions can vary; for example, trails like the singletrack along the Marais de Stors can become muddy after rain. Spring and autumn generally offer pleasant temperatures and beautiful scenery, while summer provides longer daylight hours. Always check local weather conditions before heading out.
Yes, you can enjoy scenic rides along the Oise River. A popular choice is the L'Isle Adam – Banks of the Oise River loop from Chambly, a moderate 53.9 km path that offers beautiful views of the waterway and surrounding nature.
Absolutely. The Forêt de Chantilly is directly accessible from the vicinity of Le Mesnil-En-Thelle and offers numerous trails. Routes here range from easy to moderate, allowing riders to explore this vast forest, which blends sport with cultural discovery and historical insights.


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