4.3
(61)
581
riders
50
rides
Mountain biking around La Gacilly offers a diverse landscape of forests, hills, and riverbanks in Brittany, France. The region features varied terrain with altitudes ranging from 4 to 98 meters, providing dynamic routes for riders. Extensive wooded areas, including the Forêt Noire, and the lush Aff valley characterize the trails. This network of mountain bike trails caters to various skill levels, from gentle riverside paths to more challenging ascents.
Last updated: May 6, 2026
4.5
(2)
41
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
3.7
(6)
46
riders
29.2km
02:03
260m
260m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

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5.0
(2)
13
riders
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
4.0
(2)
21
riders
27.0km
02:10
330m
330m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
18
riders
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
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Absolutely charming town, lots of little corners with beautiful things. Definitely recommend stopping and enjoying.
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A lock keeper and his dream of a little paradise...
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It's hard to see this mill. It's overgrown with vegetation, making it almost invisible. It's a shame it's not more prominently displayed.
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... and we almost drove past. The medieval town is worth visiting twice! The buildings have great architecture and there are plenty of restaurants.
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That would be the climbing park for my grandchildren - in a great environment - simply fantastic.
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It is worth stopping here for a moment and enjoying the beautiful view. A charming little lock surrounded by well-kept greenery and flowers.
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It's really worth visiting! Beautifully renovated and maintained houses from the 15th and 16th century create an amazing atmosphere of a truly historic village. True wonders of ancient architecture.
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Maison Yves Rocher is located in La Gacilly. Yves Rocher himself was from this picturesque village in Morbihan. There is a shop, a cafeteria and a museum. 15 minutes away is the Yves Rocher ecological spa hotel “La Grée des Landes”.
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There are over 45 mountain bike trails around La Gacilly, offering a diverse range of experiences. These include 20 easy routes, 28 moderate routes, and 1 difficult route, catering to various skill levels.
Mountain biking in La Gacilly features a varied landscape of forests, rolling hills, and riverbanks. The terrain ranges in altitude from 4 to 98 meters, providing dynamic routes. You'll encounter dense wooded areas like the Forêt Noire, lush river valleys such as the Aff valley, and sections along canals and towpaths.
Yes, La Gacilly offers 20 easy mountain bike routes. A good option for a more relaxed ride is the View of the Aff footbridge – Bridge over the Aff in La Gacilly loop from La Gacilly, which is 23.6 km long and leads through the scenic Aff valley. Another easy route is the Malestroit Lock – Historic centre of Malestroit loop from Saint-Martin-sur-Oust, covering 33.6 km.
While most trails are easy to moderate, the region does offer more demanding sections. The Bridge over the Aff in La Gacilly – View of the Aff footbridge loop from La Gacilly, at 44.6 km, is a moderate route with varied terrain that requires good endurance. The Bois de Brozéac, part of the Circuit de l'Aff, is known for its technical sections with numerous switchbacks through oak and chestnut forests.
Many trails follow the lush Aff valley and the Oust river. You can explore the Towpath on the Nantes-Brest canal, which offers scenic views and a glimpse into the region's heritage. The area is also rich in forests, such as the Forêt Noire, providing a serene environment. The Île aux Pies, a natural site at the confluence of the Nantes-Brest canal and the Oust river, features steep hillsides and cliffs.
Yes, many of the mountain bike routes in La Gacilly are circular. For example, the Étang du Val – Canut Valley Road loop from Sixt-sur-Aff is a moderate 28.7 km circular path exploring the scenic Canut Valley. Another option is the Canal Boats and Lock Café – Magpie Island loop from Les Métairies, a 27.0 km moderate route.
The mountain bike trails around La Gacilly are highly rated by the komoot community, with an average score of 4.2 stars from over 60 reviews. Riders often praise the varied terrain, the beautiful natural landscapes, and the well-maintained paths that wind through dense forests and along picturesque river valleys.
Yes, you can encounter several points of interest. The Lock No. 19 of Maclaye-Painfaut is a notable feature along the waterways. In La Gacilly itself, you can visit the Saint Nicholas of Myra Church or the Yves Rocher House. The region also hosts the La Gacilly Photo Festival from June to October.
La Gacilly offers pleasant conditions for mountain biking throughout much of the year. Spring and autumn provide mild temperatures and beautiful scenery with changing foliage. Summer is also suitable, though it can be warmer. The extensive forests offer good shade on sunny days, and the varied terrain ensures enjoyable rides across different seasons.
La Gacilly and its surrounding villages offer various options for refreshments. You'll find cafes and pubs in the main towns, providing opportunities to refuel after your ride. The area is known for its charming small villages, where you can often find local establishments.
While specific public transport links directly to trailheads might be limited, La Gacilly is accessible by regional transport. It's advisable to check local bus schedules for connections to the main town. Many trails are easily reachable from the town center, making it convenient to start your ride.


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