4.2
(150)
778
riders
83
rides
Mountain bike trails around Forêt de Trélon are situated within the Avesnois regional natural park in France, offering extensive woodlands and varied terrain. The forest spans approximately 6,000 hectares, characterized by deciduous trees and a network of forest roads and trails. This area connects to other forested regions and features the "Voie verte de l'Avesnois," a greenway providing scenic cycling paths through diverse landscapes. The natural, less fragmented terrain enhances the mountain biking experience.
Last updated: June 29, 2026
3
riders
38.4km
02:25
330m
330m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
4.3
(4)
10
riders
35.6km
02:11
310m
310m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

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14
riders
18.9km
01:23
200m
200m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
4.0
(21)
123
riders
32.1km
02:42
590m
590m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
4.8
(9)
77
riders
38.0km
03:02
610m
610m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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you can eat and sleep there.
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IT IS DIFFICULT TO FIND AN OPEN BISTRO...THIS ONE IS NEAR THE GREENWAY
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This large artificial lake is a superb hiking spot. The tour of the lake is a route of approximately 16 kilometers, allowing you to discover the banks of the lake and the Helpe Majeure river, through beautiful meadows and the Abbé-Val-Joly national forest.
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This large artificial lake is a superb hiking spot. The tour of the lake is a route of approximately 16 kilometers, allowing you to discover the banks of the lake and the Helpe Majeure river, through beautiful meadows and the Abbé-Val-Joly national forest.
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Val Joly, located in Hauts-de-France, is a beautiful artificial lake surrounded by forests and green meadows. This vast body of water, lined with trails, offers many outdoor activities, such as hiking, cycling and water sports. The peaceful landscapes and unobstructed views of the lake create a calming atmosphere, perfect for a nature getaway.
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Just took a photo from the outside. Nice to look at.
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Very nice asphalted railway line cycle path EV3. Small bridge, does the fountain work?
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There are over 70 mountain bike trails around Forêt de Trélon, catering to various skill levels. This includes 30 easy routes, 44 moderate routes, and 1 difficult trail for experienced riders.
Forêt de Trélon offers a diverse mix of terrain, from extensive forest roads to natural trails. You'll ride through predominantly deciduous woodlands, including oaks, beeches, and hornbeams. The area is part of the Avesnois Regional Natural Park, known for its varied topography and less fragmented forest, providing an engaging experience.
Yes, Forêt de Trélon offers several family-friendly mountain biking options, particularly among its 30 easy trails. The "Voie verte de l'Avesnois," a greenway stretching over 100 kilometers, provides a safe and scenic path through forests and meadows, ideal for families looking for a more relaxed ride.
Generally, dogs are welcome on trails in natural areas like Forêt de Trélon, especially if kept on a leash. However, it's always best to check local regulations or specific trail rules, particularly within the Avesnois Regional Natural Park, to ensure a pleasant experience for everyone and to protect the diverse wildlife, including wild boar and roe deer.
While riding, you can experience the diverse forest ecosystem, which is a Natura 2000 protected area known for rare bird species. A significant natural feature is the nearby Lac du Val Joly, the largest lake in the Nord-Pas-de-Calais region. You can find routes like the View of Lake Val Joly loop from Trélon that offer scenic views of the lake.
Yes, many routes in Forêt de Trélon are designed as loops. For example, the popular Château de Trélon – La Forestière loop from Trélon is a moderate 38.6 km circular trail exploring the forest's interior and historical points. Another option is the Lake Val-Joly – Val-Joly Lake Loop loop from Parking 3, which offers a longer ride around the lake.
The mountain bike routes in Forêt de Trélon are highly rated by the komoot community, with an average score of 4.3 stars from over 100 reviews. Riders often praise the expansive woodlands, the varied terrain, and the scenic lake views, noting the area's ability to offer a 'complete regeneration session' through its natural beauty and tranquility.
Yes, the network of forest roads and trails in Forêt de Trélon connects to other significant forested areas like Mormal and Fourmies. This allows for longer and more varied rides, extending your mountain biking adventure beyond the immediate forest boundaries.
Given its predominantly deciduous trees, Forêt de Trélon is particularly beautiful in spring when the foliage is fresh, and in autumn with its vibrant colors. The varied terrain and extensive network of trails make it suitable for mountain biking throughout much of the year, though conditions can vary with weather.
While specific parking locations aren't detailed for every trail, the presence of routes like Lake Val-Joly – Val-Joly Lake Loop loop from Parking 3 suggests designated parking areas, especially around popular spots like Lac du Val Joly. Forest roads often have informal pull-offs, but it's advisable to check the starting points of individual routes on komoot for precise parking information.
While most trails are easy to moderate, there is at least one difficult trail available for experienced riders seeking a greater challenge. The natural, less fragmented terrain of the forest can also offer more technical sections on some routes, requiring good fitness and advanced riding skills.
Within the forest, you can find the historical and religious site of the Chapelle Sainte-Hiltrude. Nearby, the majestic Château de Trélon, a Louis XIII style house, stands as a historic monument. Routes like the Château de Trélon – La Forestière loop from Trélon explore areas with historical points of interest.


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