4.4
(913)
3,881
riders
253
rides
Mountain bike trails around Chilly-Mazarin, located just south of Paris in the Paris-Saclay agglomeration, offer a mix of urban green spaces and natural wooded environments. The area features well-maintained parks, including Parc des Champs-Foux with its modular pump track, and expansive natural spaces like Bois de Saint-Eloi. These landscapes provide varied terrain for cycling, from dedicated practice areas to paths along rivers and through forests.
Last updated: June 29, 2026
4.2
(19)
80
riders
30.4km
02:27
410m
410m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.8
(10)
46
riders
46.8km
03:24
500m
500m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

Sign up for free
4.5
(4)
34
riders
27.5km
02:06
300m
300m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.3
(3)
29
riders
19.7km
01:32
240m
240m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
4.4
(5)
27
riders
43.9km
03:21
520m
520m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
Get access to more routes and recommendations from other explorers.
Sign up for free
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Login or Signup
Bonus tip: bring food for the ducks
0
0
It's OK on mountain bikes, some hot sections on gravel
0
0
Affiliated with the Abbey of Cluny, the Basilica of Longpont also owes its influence to its geographical location. It marked the end of the first stage of the Way of Saint James from Paris, which originally began at the foot of the Saint Jacques Tower, then later from the forecourt of Notre Dame Cathedral.
0
0
In the south of Paris, Longpont-sur-Orge is a town known to walkers on the Camino de Santiago. Far from Spain, the town is indeed a stage of the pilgrimage. Its Notre-Dame-de-Bonne-Garde basilica is worth a visit.
0
0
beautiful interior
2
0
beautiful facade and magnificent church
2
0
There are over 250 mountain bike trails around Chilly-Mazarin, offering a wide variety of options for different skill levels and preferences.
You can expect a mix of urban green spaces, natural wooded environments, and river paths. The area features well-maintained parks, including the Parc des Champs-Foux with its modular pump track, and expansive natural spaces like the Bois de Saint-Eloi. Trails often follow the Yvette river, providing a green and relaxing environment.
Yes, Chilly-Mazarin offers a good selection of trails for beginners. There are 83 easy mountain bike routes available. An example of an easy route is the Mountainbike loop from Gravigny Balizy, which covers nearly 20 km.
For more experienced riders, there are 49 difficult mountain bike routes. Beyond the popular ones mentioned in the introduction, you might consider the Beautiful descent – View of the Petite Vallée loop from Champlan, which is nearly 30 km long and features a notable descent.
Many routes pass by interesting natural and historical landmarks. You can explore various lakes such as Trivaux Pond or Carouge Basin. Some trails also offer views of historical sites like the Château de Sceaux or the Montlhéry Tower.
Yes, many of the mountain bike trails around Chilly-Mazarin are designed as loops, allowing you to start and end at the same point. For example, the View of the Petite Vallée – Templars' Bridge loop from Gravigny Balizy is a moderate 29 km circular route.
The mountain bike trails in Chilly-Mazarin are highly rated by the komoot community, with an average score of 4.5 stars from over 900 reviews. Riders often praise the varied terrain, from dedicated practice areas like the pump track to scenic paths along rivers and through forests, offering options for all ability levels.
Chilly-Mazarin offers several green spaces and easier routes that can be suitable for families. The Parc des Champs-Foux, with its pump track and illuminated footpaths, provides a safe and fun environment. Additionally, many of the 83 easy routes are suitable for a more relaxed family outing.
Chilly-Mazarin's trails can be enjoyed throughout much of the year. Spring and autumn offer pleasant temperatures and vibrant scenery. While the Yvette river paths can be busy on weekends, weekdays generally provide a quieter experience. Even in winter, many trails remain accessible, though conditions may vary.
Chilly-Mazarin is well-connected, being just 15 km south of Paris. While specific public transport access points for each trail vary, the town's location within the Paris-Saclay agglomeration means it's generally accessible by public transport, allowing you to reach starting points for many routes.
Generally, no specific permits are required for mountain biking on public trails in the Chilly-Mazarin area. However, it's always advisable to respect local signage, stay on marked paths, and be mindful of other trail users, especially in sensitive natural spaces like the Bois de Saint-Eloi.
As Chilly-Mazarin is a town within a developed agglomeration, you will find various cafes, restaurants, and shops within or close to the town center and along some of the more urban-adjacent routes. It's a good idea to plan your route and check for amenities beforehand.


Browse the best MTB trails in other regions.