5.0
(4)
32
riders
11
rides
Mountain biking around Mont-De-Marrast features a landscape characterized by rolling hills, open countryside, and views towards the Pyrenees. The region includes routes that traverse agricultural areas, cross small rivers, and pass by historical landmarks. This varied terrain provides diverse conditions for mountain bikers, from gentle paths to more challenging ascents.
Last updated: May 6, 2026
5.0
(2)
9
riders
44.6km
03:42
800m
800m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
9
riders
46.8km
03:41
630m
630m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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5.0
(2)
6
riders
30.7km
02:26
450m
450m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
6
riders
44.9km
03:39
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.
2
riders
25.1km
01:41
290m
290m
Moderate mountain bike ride. Great for any fitness level. Advanced riding skills necessary.
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This reservoir offers a triple advantage: being able to cool off while contemplating the mountains and numerous birds. Recent droughts have repeatedly affected the water volume of this lake. Find out before you go.
1
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This rather unusual topographical feature must have been the seat of some sort of defensive building. Today, only two crosses remain and the breathtaking view that can be had at the top.
2
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A small castle with lots of details and intrigue. It is of course a private property, but you only have to see it from the road to realize that.
4
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The best thing to do after visiting the top of this motte is to see it from here in relief. It is strangely a perfect cone or rounded shape. It is very impressive.
4
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This rather unusual topographic feature must have been the seat of a kind of defensive building. Today, only two crosses remain and the stunning views that can be found at the top.
4
0
The Moncassin village is built on a ridge overlooking the Petite-Baïse. Le Castéra, located on a limestone promontory dominating the valley, is one of the most remarkable castle mounds in Gascony.
1
0
There are 12 mountain bike trails documented around Mont-De-Marrast on komoot, offering a variety of experiences for different skill levels.
The trails around Mont-De-Marrast primarily feature moderate routes, with 9 out of 12 trails falling into this category. There is also 1 easy trail and 2 difficult routes for those seeking more challenge.
Yes, there is one easy mountain bike trail available. While the majority are moderate, beginners can find suitable options to enjoy the rolling hills and countryside.
You can expect a varied landscape characterized by rolling hills, open countryside, and distant views towards the Pyrenees. Trails often traverse agricultural areas, cross small rivers, and pass by historical landmarks, providing diverse conditions from gentle paths to more challenging ascents.
Many of the trails around Mont-De-Marrast are designed as loops. For example, the Panoramic View of the Pyrenees – Fording loop from Trie-sur-Baïse and the Fording loop from Trie-sur-Baïse are both popular circular routes.
You can explore several points of interest. The Lapalu Castle – Motte castrale of Moncassin loop from Saint-Michel passes by historical sites. You might also encounter Lake Puydarrieux, which is featured on the Lake Puydarrieux loop from Duffort, and the Viewpoint and Motte Castrale of Moncassin.
The area is highly rated by the komoot community, with an average score of 5.0 stars from over 4 reviews. Mountain bikers often praise the varied terrain, the distant Pyrenees views, and the opportunities for river crossings.
Yes, several routes provide expansive views of the Pyrenees. The Panoramic View of the Pyrenees – Fording loop from Trie-sur-Baïse is specifically known for its stunning vistas of the mountain range.
The longest trail listed is the Fording loop from Trie-sur-Baïse, which covers 29.1 miles (46.8 km) and typically takes around 3 hours 41 minutes to complete.
The region's climate generally allows for good riding conditions from spring through autumn. Spring and early summer offer lush landscapes, while autumn provides cooler temperatures and vibrant foliage. Always check local weather forecasts before heading out.
Yes, river fording is a characteristic feature of some trails in the area. The Fording – Single de Sentous loop from Trie-sur-Baïse includes sections with river crossings, adding an adventurous element to the ride.


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