4.0
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126
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Road cycling routes around Etang De Vioreau feature a landscape centered around the largest reservoir in Loire-Atlantique, bordered by the Vioreau forest. The area is characterized by its expansive artificial lake, wooded banks, and the historic Nantes-Brest Canal, which is fed by the reservoir. Cyclists can expect routes that traverse rural roads, offering views of the water and surrounding natural areas. The terrain generally includes gentle gradients suitable for road cycling, with some moderate elevation changes.
Last updated: May 21, 2026
9
riders
19.3km
00:57
140m
140m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
6
riders
34.6km
01:31
250m
250m
Moderate road ride. Great for any fitness level. Some segments of this route may be unpaved and difficult to ride.

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4
riders
35.6km
01:26
200m
200m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
4
riders
48.8km
02:01
300m
300m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
3
riders
23.5km
01:07
200m
200m
Moderate road ride. Great for any fitness level. Some segments of this route may be unpaved and difficult to ride.
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The west bridge of Lake Voireau offers a beautiful, unobstructed view of the reservoir. The largest body of water in Loire-Atlantique, this lake stretches through the heart of the forest. Its wooded banks and landscaped beaches make it a pleasant stopover for a nature break or a swim.
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Also known as the "basin," the port of Nort-sur-Erdre is a lively, historic neighborhood that's a great place to stop off. At the foot of the Saint-Georges Bridge, which separates the wild Erdre from the navigable Erdre, the marina is now a popular place for walking and fishing. Free Wi-Fi access near the Tourist Office Contact the harbor master's office for an extended stay; the first two nights are free. Open year-round Type of facility: Slipway - River stopover - Pontoon - Marina Payment methods: Bank and postal checks Access location: Nort-sur-Erdre train station: 1 km Languages spoken: French Facilities: Picnic area - Restrooms - Services - Playground
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From the bridge, you can enjoy a beautiful, unobstructed view of the Saint-Léger-de-Joué church, punctuated by the sound of the river. The bridge and washhouse date back to the 13th century.
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What we'd heard about Brittany was that it's supposed to have lots of forests, a special kind of people, and nature beyond nature. But we weren't expecting such a beautiful little town, and as for the special Bretons – they're just super friendly!
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The Grand Réservoir de Vioreau, located near Joué-sur-Erdre in the Pays de la Loire region, is an impressive body of water covering approximately 900 hectares. Originally built to regulate the flow of the Erdre and ensure the water supply to the surrounding areas, the reservoir now provides a magnificent setting for mountain biking. The surrounding trails offer varied terrain, from smooth lakeside paths to challenging and rugged sections through the nearby forests.
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The surroundings of the dam are currently under construction and closed to the public (6/28/24)
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There are over 25 road cycling routes available around Etang De Vioreau, offering a variety of options for different skill levels. The komoot community has explored these routes over 130 times.
The routes around Etang De Vioreau cater to various abilities. You'll find a good mix, with 11 easy routes perfect for a relaxed ride, 14 moderate routes for those seeking a bit more challenge, and one difficult route for experienced cyclists.
Road cycling routes in Etang De Vioreau offer diverse scenery centered around the region's largest reservoir. You can expect picturesque views of the expansive lake, rides through the wooded banks of the Vioreau forest, and sections alongside the historic Nantes-Brest Canal and its supply canal, known as the 'rigole alimentaire'.
Yes, several points of interest enhance the cycling experience. You can pass by the historic Vioreau Reservoir Dam, built in 1835, or enjoy stunning views from the West bridge at Lac de Vioreau. The Arcades Trail near Vioreau, bordering the supply canal, is also a magnificent path to explore.
Yes, many of the routes are suitable for families, particularly the easy-rated ones with gentle gradients. For instance, the Lake Vioreau – West bridge at Lac de Vioreau loop from La Bolinière is an easy 19.2 km route offering pleasant views without significant climbs, making it a great option for a family outing.
Absolutely. Many routes around Etang De Vioreau are designed as loops, allowing you to start and finish at the same point. A popular option is the The blue train loop from Saint-Louis, a 35.6 km trail that takes you through the rural landscape.
Beginners will find several easy routes to enjoy. The Lake Vioreau – West bridge at Lac de Vioreau loop from La Bolinière is a great starting point, offering an easy 19.2 km ride with scenic lake views. Another accessible option is the West Bridge at Lake Vioreau – West bridge at Lac de Vioreau loop from Joué-sur-Erdre, a 23.1 km easy loop.
Yes, for those seeking a longer or more challenging ride, there are moderate and even difficult routes. The Le Moulin Pelé loop from Joué-sur-Erdre is a moderate 48.8 km route with over 300 meters of elevation gain, providing a good workout through varied terrain.
The area is generally pleasant for road cycling from spring through autumn. The summer months offer warmer weather and the opportunity to combine cycling with other activities at the lake, such as swimming at the supervised beach. However, it's advisable to check the current status of the lake and access to certain areas, as renovation work on the dam has been ongoing.
Yes, parking is generally available at various access points around Etang De Vioreau, particularly near popular activity centers and starting points for trails. Specific parking areas can be found in towns like Joué-sur-Erdre, which serves as a common starting point for many routes.
While direct public transport options specifically tailored for cyclists to Etang De Vioreau might be limited, regional bus services or train connections to nearby towns like Nort-sur-Erdre or Joué-sur-Erdre could be an option. From these towns, you might need to cycle a short distance to reach the lake. It's recommended to check local transport schedules for the most up-to-date information.
Yes, you'll find options for refreshments in the villages and towns surrounding Etang De Vioreau, such as Joué-sur-Erdre. These places often have local cafes, bakeries, or small restaurants where you can take a break and refuel during your ride.
The road cycling routes around Etang De Vioreau are highly rated by the komoot community, with an average score of 4.0 stars from 2 reviews. Cyclists often praise the tranquil environment, the scenic views of the lake and forest, and the well-maintained rural roads that make for enjoyable rides.


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