4.0
(19)
821
runners
45
runs
Jogging around Etang De Vioreau offers diverse landscapes centered on the largest reservoir in Loire-Atlantique. The region features expansive lake circuits bordered by vast forests, providing a tranquil environment for running. Paths often wind through shaded areas, with varied terrain including dirt paths, making for an engaging experience. While generally relatively flat, the routes offer a mix of natural features for all fitness levels.
Last updated: July 15, 2026
4.9
(9)
122
runners
10.6km
01:13
30m
30m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
63
runners
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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7
runners
6.96km
00:49
40m
40m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
runners
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4
runners
4.76km
00:31
20m
20m
Easy run. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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Very beautiful place. I was able to cycle around the lake but I'm pretty sure many of the paths are impassable in winter.
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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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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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Dam under construction until July 2024. No water in the lake.
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This huge expanse of water is a real treat to explore. The water stretches as far as the eye can see in places and the course is ideal for running.
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A quiet deck with stunning views of the lake. A great place to take a break from your run and take in the scenery.
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Etang De Vioreau offers a wide variety of running experiences, with over 40 routes available. These range from easy loops to more challenging distances, ensuring options for all fitness levels.
The running trails around Etang De Vioreau cater to various abilities. While the majority, about 31 routes, are considered moderate, there are also 4 easy routes perfect for beginners and 5 more difficult paths for experienced runners seeking a challenge.
The running routes in Etang De Vioreau are highly regarded by the komoot community, holding an average rating of 4.0 stars from over 17 reviews. More than 700 runners have explored the varied terrain, often praising the diverse scenery and tranquil environment.
Yes, circular routes are a highlight of running around Etang De Vioreau. A popular option is the Lac de Vioreau — loop — running from Vioreau, which is approximately 10.6 km (6.6 miles) and offers diverse scenery around the main lake. Another great choice is the Lake Vioreau – Grand Réservoir de Vioreau loop from Aire naturelle "Le Temps de Vivre", a moderate 14.1 km (8.8 miles) path.
The paths around Etang De Vioreau offer varied terrain, including dirt paths that wind through shaded areas and along the lake's edge. While generally relatively flat, the changing colors of the foliage throughout the seasons add to the scenic appeal, particularly in spring and autumn.
Absolutely! For those looking for an easier run, the West bridge at Lac de Vioreau – Grand Réservoir de Vioreau loop from La Demenure is an excellent choice. This route is approximately 4.7 km (2.9 miles) and is rated as easy, perfect for a relaxed jog.
While the region is generally welcoming to outdoor enthusiasts, specific regulations for dogs on trails can vary. It's always recommended to keep dogs on a leash and ensure they are well-behaved to respect other users and local wildlife.
You'll find several interesting landmarks and viewpoints. The historic Vioreau Reservoir Dam, built in 1835, is a significant feature. The West bridge at Lac de Vioreau offers stunning, unobstructed views of the reservoir, making it a great spot for a break. You might also spot an ornithological observatory for birdwatching.
Yes, Etang De Vioreau is well-equipped for visitors. You'll find shaded picnic tables, sanitary facilities, showers, and even a snack bar, allowing for comfortable breaks during or after your run.
Etang De Vioreau is beautiful year-round, but spring and autumn are particularly appealing for jogging. The changing colors of the foliage enhance the scenic appeal, and the shaded paths offer comfort even during warmer weather. The site is also equipped with a supervised beach and swimming pool during summer.
Many routes offer a blend of forest and lake scenery. For example, the Running loop from Circuit du Lac et Circuit de la Forêt is a 7.0 km (4.3 miles) trail that leads through forest edges and along the lake, providing a diverse and picturesque experience.


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