3.7
(16)
110
riders
6
rides
Mountain biking around Gercy traverses a landscape characterized by rolling hills and dense woodlands, offering varied terrain for cyclists. The region features a network of paths, including former railroad lines, which provide relatively flat sections alongside more challenging ascents. Elevation changes are present but generally moderate, making the area suitable for different skill levels. The natural environment includes a mix of open fields and forested areas, providing a diverse backdrop for mountain biking.
Last updated: June 22, 2026
3.0
(6)
39
riders
44.8km
03:05
270m
270m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.0
(1)
20
riders
72.6km
04:32
480m
480m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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3.0
(3)
15
riders
35.9km
02:32
340m
340m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
5.0
(2)
7
riders
22.4km
01:10
80m
80m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
2
riders
41.4km
02:35
410m
410m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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Imagined in the 19th century by the industrialist Jean-Baptiste André Godin, the Familistère de Guise is a unique place in France. Conceived as a true “social palace” for the workers of his factory, this architectural complex combines housing, collective spaces, and cultural facilities. Today transformed into a museum and visitor site, the place offers an immersion into the social and industrial history of the Hauts-de-France region.
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The Guise Familistère, located in the commune of Guise, wanted by the industrialist Godin for the accommodation of his workers.
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The Eglise Saint-Médard de Flavigny-le-Grand-et-Beaurain is a fortified church located in the town of Flavigny-le-Grand-et-Beaurain in the Aisne department of the Hauts-de-France region. The church was built in the 16th century and is an example of a fortified church. The church is listed in the general inventory of French cultural heritage.
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The Ax Vert de la Thiérarche is a former railway line that has been converted into a cycling and walking path. The trail of almost 40 kilometers runs from Guise to Hirson, via Autreppes, and offers a pleasant and peaceful environment for walking, cycling and horse riding. The path runs along the banks of the Oise River and offers beautiful views of the natural and cultural heritage of the Thiérache.
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The disaster occurred on the night of March 11 to 12, 2014: the Saint-Benoîte church in Lerzy caught fire while a roofer was working there during the day. A simple “accident” which destroyed a large part of the building, only half sparing the keep. More info: https://eglises-fortifiees-thierache.net/fr/oise-fr/lerzy/
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Gercy offers a selection of mountain bike trails, with at least 5 routes detailed on komoot. These routes cater to various skill levels, from easy to difficult.
Yes, Gercy has easy mountain bike trails perfect for beginners and families. A notable option is the Bois de Solmont loop from Étréaupont, which is 13.7 miles (22.1 km) long and offers a gentle ride through forested areas.
The mountain bike trails in Gercy range in difficulty. You'll find easy routes, several moderate options, and challenging trails for more experienced riders. The region's varied terrain, including former railroad lines and rolling hills, contributes to this diversity.
For those seeking a challenge, Gercy offers several difficult routes. The Joli chemin – Old railroad loop from Étréaupont is a 27.9 miles (44.9 km) difficult trail, and the Old railroad – Familistère de Guise loop from Étréaupont is an even longer, difficult option at 45.2 miles (72.8 km).
Trail durations vary significantly based on length and difficulty. An easy trail like the Bois de Solmont loop from Étréaupont can take around 1 hour and 9 minutes, while more challenging routes such as the Joli chemin – Old railroad loop from Étréaupont might take over 3 hours.
Yes, many of the mountain bike trails in Gercy are designed as loops, allowing you to start and finish at the same point. Examples include the Bois de Solmont loop from Étréaupont and the Mountainbike loop from La Bouteille.
The komoot community highly rates mountain biking in Gercy, with an average score of 4.1 stars from over 10 reviews. Riders often praise the diverse terrain, which includes former railroad lines, rolling hills, and dense woodlands, offering a varied and engaging experience.
While mountain biking in Gercy, you can explore rural landscapes and historical elements. The region features sections of the Old railroad, which has been repurposed into trails. You might also encounter local churches like the Notre-Dame de Plomion Church or enjoy views of the fortified church of Saint-Algis.
The best time for mountain biking in Gercy is generally during the spring, summer, and early autumn months when the weather is milder and the trails are dry. The dense woodlands provide some shade during warmer periods, and the rolling hills are particularly scenic in these seasons.
While specific parking information for each trailhead is not always detailed, routes often start from villages like Étréaupont or La Bouteille, where public parking is typically available. It's advisable to check local parking options before your ride.
Given the region's dense woodlands and open fields, it is possible to encounter various wildlife species while mountain biking in Gercy. Keep an eye out for local birds and small mammals, especially during quieter times of the day.
Many of the trails pass through or near small villages, such as Étréaupont and La Bouteille, where you may find local cafes or shops to refuel. For longer rides, it's always a good idea to carry sufficient water and snacks.


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