4.4
(201)
1,485
riders
163
rides
Touring cycling routes around Le Tréhou are situated at the foot of the Monts d'Arrée, offering varied terrain with differing elevation gains. The region features diverse flora and fauna, making routes visually engaging for nature enthusiasts. Many cycling routes in the vicinity include mostly paved surfaces, suitable for touring cyclists seeking smoother rides. This geographical position provides a range of options for exploring both inland and coastal Finistère.
Last updated: June 26, 2026
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.
10
riders
20.6km
01:24
310m
310m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0
(1)
6
riders
34.0km
02:13
400m
400m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
7
riders
37.2km
02:24
480m
480m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
39.5km
02:32
500m
500m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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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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Church of SANT-SERVAIS Impressive ensemble consisting of church, ossuary (now museum) and adjoining triumphal arch. The church also reveals numerous original carpentry works with decorations, such as the theatricality of the interior or the literally fantastic stonework that adorns the façade.
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Here is the dam. There is a beach nearby, but also the no-water sports zone.
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Plage de Sizum - here is the best beach on the lake.
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Complicated but doable ascent in stony paths.
1
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Nice climb, the landscape and the chapel are worth it!
2
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Nice summit, touristic and frequented. Easily accessible by road and footpath. There are also trails that can lend themselves to nice descents, to be done in periods of low traffic!
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There are over 170 touring cycling routes around Le Tréhou, offering a wide range of options for exploring the region. These routes are categorized by difficulty, with 14 easy, 64 moderate, and 93 difficult trails.
Cycling routes near Le Tréhou are situated at the foot of the Monts d'Arrée, providing varied terrain with differing elevation gains. Many routes feature mostly paved surfaces, ideal for touring cyclists seeking smoother rides. You'll encounter diverse flora and fauna, making the rides visually engaging for nature enthusiasts.
Yes, many touring cycling routes around Le Tréhou are designed as loops. For example, you can explore the Municipal Campsite of Sizun – Sizun Parish Close loop from Sizun, a challenging 42.2-mile ride, or the Drennec Dam – Menez Kador loop from Sizun, which is 29.9 miles long and traverses the Monts d'Arrée foothills.
The region around Le Tréhou is rich in history. You can integrate stops at sites like the 13th-century Château de La Roche-Maurice, the Saint-Sauveur Church of Le Faou with its Renaissance-style bell tower, or the nearby town of Sizun, known for its magnificent parish enclosure.
Le Tréhou serves as a gateway to broader regional cycling networks in Brittany. You can access major routes like the Vélodyssée (EuroVelo 1) or the Vélomaritime (EuroVelo 4) along the northern coast for extended touring adventures. For more information on long-distance routes in Brittany, you can visit brittanytourism.com.
The touring cycling routes around Le Tréhou are highly rated by the komoot community, with an average score of 4.4 stars from over 190 reviews. Cyclists often praise the varied landscape, the mix of paved surfaces, and the opportunity to explore both inland and coastal Finistère.
Yes, Le Tréhou offers a selection of easy and moderate routes suitable for families. While specific 'family-friendly' designations aren't always explicit, routes with lower elevation gains and shorter distances, such as the 11.5-mile Sizun – Lac du Drennec loop from Sizun, can be excellent choices for a family outing.
The diverse flora and fauna of Le Tréhou are particularly vibrant during spring and summer, making these seasons ideal for visually engaging rides. The generally mild climate of Brittany also makes late spring to early autumn pleasant for touring cycling, avoiding the colder, wetter months.
Absolutely. While the region offers challenging routes, there are 14 easy touring cycling routes around Le Tréhou. These routes typically feature less elevation gain and shorter distances, providing a gentle introduction to touring cycling in the area. Look for routes marked as 'easy' on komoot for suitable options.
Yes, the Monts d'Arrée foothills provide ample opportunities for experienced touring cyclists seeking significant elevation gain. There are 93 difficult routes in the area, such as the Drennec Dam – Menez Kador loop from Sizun, which features over 800 meters of ascent over its 29.9 miles.
The routes around Le Tréhou are rich in natural beauty. You'll cycle through areas with diverse flora and fauna, often bordering woods and streams. The Drennec Dam – Menez Kador loop from Sizun, for instance, offers scenic views and a diverse natural environment around the Drennec Dam.
While specific parking information for every route isn't always detailed, many routes start from towns or popular attractions like Sizun, where public parking is generally available. It's advisable to check the starting point of your chosen route on komoot for any specific parking instructions or nearby facilities.


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