4.5
(171)
2,501
riders
89
rides
Mountain biking around Bazus-Aure features a landscape characterized by significant elevation changes and mountain passes, offering challenging climbs and descents. The region includes notable features such as the Col du Portet and Hourquette d'Ancizan, indicating a high-alpine environment. Trails often traverse valleys and ridges, providing varied terrain for mountain bikers. This area is known for its demanding routes, with many trails featuring substantial uphill sections.
Last updated: June 20, 2026
4.7
(17)
99
riders
30.4km
02:17
440m
440m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.7
(10)
75
riders
41.2km
03:20
830m
830m
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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5.0
(1)
40
riders
60.7km
05:39
2,160m
2,160m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.
4.5
(2)
34
riders
23.2km
02:21
860m
860m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(3)
31
riders
29.6km
02:21
820m
820m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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I ride this pass once a month by mountain bike since November 2025, this pass is closed to cars because of the snow but what a chance to see deer and does running in the snow. 😉
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Pleasant and legendary climb used by the Tour de France
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Passes reserved for cyclists 9-12 p.m. this Monday 07/15, happiness!
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The Col d'Azet is a road mountain pass located at 1,585 meters above sea level. It allows you to go from the Aure valley to the Louron valley. It is one of the 34 passes connected by the famous pass road.
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There are over 80 mountain bike trails around Bazus-Aure, offering a wide range of options for different skill levels, though many are quite challenging.
While Bazus-Aure is known for its demanding routes, there are a few easier mountain bike trails available. The majority of routes, however, are rated as moderate or difficult, featuring significant climbs and descents.
The mountain bike trails in Bazus-Aure are characterized by a high-alpine environment with significant elevation changes. You can expect challenging climbs and descents, often traversing valleys and ridges, with terrain that includes mountain passes like the Hourquette d'Ancizan and Portet Pass.
The best time for mountain biking in Bazus-Aure is typically from late spring to early autumn (May to October). During these months, the weather is generally more stable, and the high-alpine passes are usually clear of snow, offering optimal conditions for exploring the challenging terrain.
Given the region's challenging and high-alpine nature, most mountain bike trails around Bazus-Aure are geared towards experienced riders. While there are a couple of easier routes, families with younger children or those seeking very gentle rides might find options limited. It's advisable to check individual trail details for suitability.
The mountain bike trails in Bazus-Aure are highly rated by the komoot community, with an average score of 4.37 stars from over 170 reviews. Riders often praise the challenging climbs, rewarding descents, and the stunning high-alpine scenery, particularly around iconic passes like the Col du Portet and Hourquette d'Ancizan.
Yes, many of the mountain bike routes in Bazus-Aure are circular. For example, you can try the Hourquette d'Ancizan – Enduro la Salamandre (red) loop from Guchen, which offers a mix of terrain, or the more challenging Hourquette d'Ancizan – Arreau loop from Ancizan.
Many trails offer spectacular views, especially from the numerous mountain passes. Key viewpoints and landmarks include the Hourquette d'Ancizan, Col de Val Louron-Azet, and Portet Pass. The town of Arreau also serves as a picturesque point of interest.
Trail durations vary significantly based on distance, elevation, and rider fitness. For instance, the Start of Col du Portet Climb – Bédat Trail loop from Guchen, a difficult 21.1-mile route, typically takes around 3 hours 4 minutes. Longer, more challenging routes like the View of the Col d'Aspin – Tourmalet Pass loop from Guchen can take over 8 hours.
Yes, Bazus-Aure is well-suited for expert riders, with 46 out of 86 trails rated as difficult. Routes like the Hourquette d'Ancizan – Crêtes de Bidour loop from Guchen, covering 23.5 miles with significant elevation, provide a substantial challenge for experienced mountain bikers.
Due to its high-alpine location, weather in Bazus-Aure can change rapidly. Summers are generally warm but thunderstorms can occur. Winters bring snow, making many high-altitude trails inaccessible. Always check the local forecast before heading out, especially for mountain passes, as conditions can differ significantly from the valleys.


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