4.0
(34)
248
riders
61
rides
Mountain biking around Os-Marsillon offers a diverse landscape characterized by woodlands, agricultural fields, and several lakes. The region features varied terrain with gentle slopes and some more challenging ascents, providing options for different skill levels. Elevation gains on routes range from over 100 meters to more than 500 meters, indicating a mix of flatter sections and rolling hills. The presence of lakes like Lac Cournères and Lac de Doazon suggests opportunities for scenic rides along water bodies.
Last updated: July 3, 2026
4.5
(2)
30
riders
29.8km
02:38
420m
420m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.5
(2)
25
riders
19.6km
01:40
320m
320m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

Sign up for free
4.0
(2)
20
riders
32.9km
02:54
570m
570m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
3.4
(5)
16
riders
45.4km
02:40
110m
110m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
10
riders
41.9km
03:13
510m
510m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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
Magnificent course, a little wet, but with great singles. It goes up, it goes down.
0
0
A very nice route in the forest and in the middle of the vineyards, will allow you to enjoy a superb panorama of the Pyrenees mountain range, from the peak of Ger to the peak of Anie. The routes are with the slogan ''Sportez-vous bien''
0
0
From this starting point, you can hike on foot, on horseback, by bike on the ridge, in the valley of the gave or between the two ridges. On paths in the vineyards of Jurançon, in the undergrowth in search of the castle of Abos inaccessible by the whole covered with brambles.
0
0
Educational place providing information on the Gave, its fauna and flora. Picnic tables are available. A raised pontoon is present, ideal for naturalist observations (many species of birds are present: swallows, ducks, grebes, cormorants, herons, etc.).
2
1
Recent route exclusively reserved for cyclists going from Bésingrand to the Artix bridge. The route runs along the Gave de Pau and a photovoltaic park.
1
1
One of the typical village churches in this region. The interior is also worth seeing.
0
0
There are over 50 mountain bike trails around Os-Marsillon, offering a wide range of options for different skill levels and preferences.
Yes, Os-Marsillon offers several easy mountain bike trails. There are 13 routes specifically categorized as easy, providing gentle terrain for those new to mountain biking or looking for a relaxed ride.
For those seeking a challenge, there are 4 difficult mountain bike trails in the area. One notable option is the loop from Artix, which features over 500 meters of elevation gain, making it a demanding ride.
The terrain around Os-Marsillon is quite varied, characterized by woodlands, agricultural fields, and several lakes. You'll encounter a mix of gentle slopes and some more challenging ascents, with elevation gains ranging from over 100 meters to more than 500 meters on various routes.
Yes, many of the mountain bike trails around Os-Marsillon are designed as loops. For example, the Lac Cournères – Tucau de Gassan loop from Mourenx is a popular moderate circular route that takes you around Lac Cournères.
Spring and autumn generally offer the most pleasant conditions for mountain biking in Os-Marsillon, with milder temperatures. Summer can be warm, so early morning or late afternoon rides are advisable to avoid the midday heat. Winter can be damp, but many trails remain rideable.
Absolutely. The region features lakes like Lac Cournères and Lac de Doazon, offering scenic rides along water bodies. Some routes also provide rural landscapes and, from certain vantage points, even panoramic views of the Pyrenees.
The mountain bike trails in Os-Marsillon are highly rated by the komoot community, with an average score of 4.2 stars from over 40 reviews. Riders often praise the diverse landscape, including woodlands and lakeside paths, and the variety of routes suitable for different ability levels.
Yes, there are several interesting landmarks nearby. You might encounter historical sites such as Sauvelade Abbey or Caubin Chapel. The region also features rural architecture and natural points of interest along the routes.
Yes, some routes offer significant distances. For instance, the Labastide-Cézéracq Church – Lou Lacot loop from Lotissement Baqué covers nearly 47 kilometers (29 miles), providing a substantial ride through rural landscapes.
Yes, the region is known for its lakes. The Lac de Doazon – Retenue de l'Aubin loop from Artix is a great option for a ride that takes you past these scenic water bodies.


Browse the best MTB trails in other regions.