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MTB trails
France
Finistère
Châteaulin

Brennilis

The best MTB trails around Brennilis

4.3

(251)

2,668

riders

123

rides

Mountain biking around Brennilis offers a diverse landscape within Brittany's Monts d'Arrée. The region features a varied topography of moors, forests, and rocky ridges, with elevations reaching up to 385 meters. Lac Saint-Michel, an expansive artificial lake, is a central feature, providing routes along its shores. This terrain presents both challenging climbs and descents for mountain bikers.

Best mountain bike trails around Brennilis

  • The most popular mountain bike trail is Dolmen of Ty Ar Boudiged – Roc'h Trédudon loop from…

Last updated: May 14, 2026

5.0

(4)

57

riders

#1.

Huelgoat Lake – Mont Saint-Michel of Brasparts loop from La Feuillée

53.1km

04:16

720m

720m

Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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Moderate

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard
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Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

Moderate

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

Moderate

5.0

(1)

50

riders

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard
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Popular around Brennilis

Tour des Monts d'Arrée in France — the GR 380

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Tour des Monts d'Arrée in France — the GR 380

Hiking Collection by

Vincent Reboul

Tips from the Community

Lene
April 4, 2026, La grotte du diable

Good shoes are necessary and you shouldn't be afraid of small caves.

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Loïc
August 6, 2025, Lac de Huelgoat

flat and simple route! accessible to all

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To have

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1

Magical

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local folklore cave

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Unfortunately, many parts of the route are not accessible and are reserved for hikers only.

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The chapel originally dates back to the 17th century. A visit is definitely worth it – the view is simply fantastic!

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Great preparation course at the end of the day

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Frequently Asked Questions

How many mountain bike trails are available around Brennilis?

There are over 110 mountain bike trails around Brennilis, offering a wide range of options for different skill levels. You'll find everything from easier loops to more challenging, technical routes.

What is the general difficulty level of mountain bike trails around Brennilis?

The trails around Brennilis cater to various skill levels. You'll find 14 easy routes, 72 moderate routes, and 27 difficult routes. The Monts d'Arrée region offers both accessible loops with gentle views and sporty circuits requiring skilled piloting, with significant elevation changes and technical obstacles on some trails.

Are there mountain bike trails suitable for families or beginners in Brennilis?

Yes, Brennilis offers several family-friendly and beginner-suitable mountain bike trails. For instance, there are accessible loops with relatively low elevation gain, such as a 12 km circuit around Lac Saint-Michel and the Vénec Natural Reserve, which are perfect for those looking for a gentler ride.

What kind of terrain can I expect on mountain bike trails in Brennilis?

The terrain in Brennilis, located within Brittany's Monts d'Arrée, is diverse. You can expect a mix of moors, forests, and rocky ridges. Trails often feature steep climbs, exhilarating descents, wooded valleys, and sharp ridges. Some routes also skirt the shores of Lac Saint-Michel, offering picturesque views.

What natural features or landmarks can I see while mountain biking in Brennilis?

While mountain biking around Brennilis, you can encounter several notable natural features and landmarks. These include the expansive The Fairies' Pond, the mysterious The Devil's Cave, and the impressive Trembling Rock. Many routes also offer panoramic views from elevated points like Mont Saint-Michel of Brasparts.

Are there any waterfalls near the mountain bike trails in Brennilis?

Yes, the Gouffre de Huelgoat Waterfall is a notable natural attraction in the vicinity of Brennilis. Some mountain bike routes may pass close to or offer access to this beautiful waterfall, providing a scenic stop during your ride.

Are there any circular mountain bike routes in Brennilis?

Yes, many of the mountain bike trails around Brennilis are designed as circular routes, allowing you to start and end at the same point. An example is the Dolmen of Ty Ar Boudiged – Roc'h Trédudon loop from La Feuillée, which is a moderate 26.4 km trail.

What are the elevation gains like on mountain bike trails in Brennilis?

Elevation gains vary significantly depending on the trail. For example, the Saint-Michel Chapel – Mont Saint-Michel of Brasparts loop from La Feuillée involves an ascent of over 700 meters, while the more challenging Huelgoat Lake – Mont Saint-Michel of Brasparts loop from Brennilis features over 1200 meters of climbing. There are also easier loops with much lower elevation gains.

What do other mountain bikers say about the trails in Brennilis?

The mountain bike trails around Brennilis are highly rated by the komoot community, with an average score of 4.4 stars from over 200 reviews. Riders often praise the varied terrain, the beautiful natural landscapes of the Monts d'Arrée, and the well-maintained network of trails that cater to different abilities.

Is there parking available for mountain bikers in Brennilis?

Yes, parking is generally available in Brennilis and at common starting points for mountain bike trails within the Monts d'Arrée. Specific parking information can often be found on individual route pages or local tourism websites.

What is the best time of year to go mountain biking in Brennilis?

The Monts d'Arrée region is enjoyable for mountain biking throughout much of the year. Spring and autumn offer pleasant temperatures and vibrant scenery. Summer is also popular, though trails can be busier. Winter riding is possible, but conditions may be wetter and more challenging, especially on technical sections.

Are there any specific permits required for mountain biking in the Monts d'Arrée?

Generally, no specific permits are required for mountain biking on the marked trails in the Monts d'Arrée. However, it's always advisable to respect local regulations, stay on designated paths, and be mindful of private land. For more detailed information on outdoor activities in the region, you can consult resources like Brittany Tourism.

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