4.4
(201)
1,487
riders
58
rides
No traffic touring cycling routes around Le Tréhou traverse a landscape characterized by the foothills of the Monts d'Arrée and the Armorique Regional Park. The region features a mix of rural countryside, dense forests, and river valleys, providing varied terrain for cyclists. Many routes utilize converted railway lines or canal towpaths, ensuring dedicated and relatively flat surfaces. This area offers a blend of natural beauty and historical sites, making it suitable for diverse cycling experiences.
Last updated: July 5, 2026
5.0
(1)
28
riders
Hard bike ride. Very good fitness required. You may need to push your bike for some segments of this route.
23
riders
47.6km
04:16
810m
810m
Hard bike ride. Very good fitness required. You may need to push your bike for some segments of this route.

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3.5
(2)
3
riders
42.4km
02:58
570m
570m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
14
riders
35.1km
02:59
560m
560m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
7
riders
9.07km
00:37
140m
140m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Le Tréhou
A great viewpoint! I rode up by bike and felt like I was in the Alps, but we're at 341m altitude, not 1600m!
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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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Very beautiful lake with a beautiful beach and nautical base.
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Very beautiful chapel, recently restored after a fire in 2022. The panorama over the entire Monts d'Arrée, the sea and the crests of the Montagnes Noires is magnificent.
2
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Path suitable for mountain bikes / possible in Gravel but slightly technical
0
0
Exceptional views from the summit. You can reach the summit by racing bike, although the last part is a bit gravelly.
0
0
There are over 60 dedicated no-traffic touring cycling routes around Le Tréhou, offering a wide range of distances and difficulties. These routes are designed to provide a peaceful cycling experience away from vehicular traffic.
Yes, there are 9 easy routes perfect for beginners or families. For instance, the Drennec Dam – Lac du Drennec loop from Lac du Drennec offers a gentle 8 km ride with minimal elevation, ideal for a relaxed outing.
The routes around Le Tréhou traverse diverse landscapes, from the rolling countryside and lush forests to the foothills of the Monts d'Arrée. You'll encounter a blend of rural charm and natural beauty, characteristic of Finistère in Brittany.
Many of the no-traffic touring routes around Le Tréhou are circular, allowing you to start and end at the same point. An example is the challenging Municipal Campsite of Sizun – Sizun Parish Close loop from Sizun, which covers nearly 68 km.
You can incorporate visits to several historical and cultural landmarks. Consider cycling past the impressive Château de La Roche-Maurice, a 13th-century Breton castle, or the beautiful Saint-Sauveur Church of Le Faou with its Renaissance-style bell tower. The town of Sizun, known for its parish enclosure, is also accessible via some routes.
The best time to go touring cycling in Le Tréhou is typically from spring to early autumn (April to October). During these months, the weather is generally milder and more stable, making for pleasant riding conditions. The region's natural beauty is also at its peak during this period.
While specific routes directly from Le Tréhou may vary, the broader Finistère area, where Le Tréhou is located, is known for its 'Voie Verte' network. These greenways often convert old railway lines or canal towpaths into dedicated cycling paths, providing flat, safe, and traffic-free surfaces ideal for touring.
Many routes start from towns or villages that offer public parking facilities. For routes like the Municipal Campsite of Sizun – Sizun Parish Close loop, starting points in towns like Sizun will have designated parking areas. It's advisable to check the specific route details on komoot for recommended starting points and parking information.
The area is highly rated by the komoot community, with an average score of 4.4 stars. Reviewers often praise the tranquility of the routes, the stunning natural scenery, and the opportunity to explore Brittany's authentic rural character away from busy roads.
Yes, for experienced cyclists seeking a challenge, there are 36 difficult routes available. These often feature significant elevation gains, such as the Drennec Dam – Menez Kador loop from Sizun, which includes over 800 meters of ascent over its 48 km distance.
While many routes offer a sense of peaceful solitude, they often pass through or near small villages and towns where you can find cafes, bakeries, or local shops to refuel and rest. Planning your route with komoot allows you to identify potential stops along the way.


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