4.2
(39)
408
riders
49
rides
Gravel biking around Grandchamp-Des-Fontaines offers routes through varied landscapes, characterized by river valleys, canal paths, and rural countryside. The region features a network of trails that often follow the Erdre river and the Canal de Nantes à Brest, providing a mix of flat sections and gently rolling terrain. Elevation gains on some routes indicate a landscape with minor undulations rather than entirely flat plains. These gravel bike trails near Grandchamp-Des-Fontaines connect natural areas with historical points of interest.
Last updated: July 17, 2026
4.8
(4)
27
riders
55.0km
03:46
490m
490m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3.0
(1)
24
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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18
riders
Hard gravel ride. Good fitness required. You may need to push your bike for some segments of this route.
4.0
(2)
18
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
18
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Probably the most ethical lock in the area. Everything is local, and the welcome is warm.
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Nicknamed the «pearl of the Erdre», the port of Sucé-sur-Erdre is an unmissable charming stopover where lively terraces and pleasure boats coexist in a green and peaceful setting. It is the ideal starting point for strolling along the quays or taking a trip on the water, to discover one of the most beautiful rivers in France.
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You can pass only on one side. You can go up. But down is forbidden.
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Even at 6 a.m. super pleasant and very smooth
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Very comfortable track to do, the trees provide shade and freshness, freshness also provided (on certain locks) to enjoy a very refreshing drink
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Often going out at the end of the day to appreciate the landscape and this straight line
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A beautiful walk, often with very few people. There are several possible paths in the park. It is possible to reach Nantes city center via the Chézine River.
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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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There are over 50 gravel bike trails in the Grandchamp-Des-Fontaines area, offering a wide range of options for different skill levels and preferences. The region is known for its varied landscapes, including river valleys, canal paths, and rural countryside.
Yes, Grandchamp-Des-Fontaines offers several routes suitable for families. For a moderate ride that follows the Erdre river, consider the Quay at Sucé-sur-Erdre – Sucé sur Erdre bridge and port loop from Grandchamp-des-Fontaines. It's a 49.3 km loop with gentle terrain, making it enjoyable for a family outing.
Beginners will find several moderate routes around Grandchamp-Des-Fontaines. The region's trails often feature flat sections along canals and rivers. The Haie Pacoret Lock – Canal de Nantes à Brest loop from Grandchamp-des-Fontaines is a good option, offering a 48 km ride with minimal elevation gain along the canal.
For advanced gravel bikers seeking a challenge, the area provides several difficult routes with more varied terrain and greater elevation changes. The Port of Nort-sur-Erdre – Sucé sur Erdre bridge and port loop from Grandchamp-des-Fontaines is a difficult 58.7 km path connecting two ports along the Erdre river, known for its diverse landscapes.
The longest gravel bike route listed is The Gournerie Ponds – Haut-Gesvres Castle loop from Grandchamp-des-Fontaines. This challenging route spans 63.3 km and features significant elevation gain, taking you past scenic ponds and a historic castle.
Yes, many of the gravel bike routes around Grandchamp-Des-Fontaines are designed as circular loops, allowing you to start and end at the same point. For example, the Haut-Gesvres Castle – Dirt path loop from Grandchamp-des-Fontaines is a 46.8 km circular trail that takes you through countryside paths and past a castle.
The gravel bike trails often connect natural areas with historical points of interest. You can expect to see picturesque riverbanks along the Erdre, sections of the Canal de Nantes à Brest, and rural countryside. Notable attractions include the Sucé-sur-Erdre marina and the View of the Isac dam and the Nantes-Brest canal from Bout du Bois. You might also encounter various castles, such as La Gascherie Castle, along some routes.
The region's climate generally allows for gravel biking through much of the year. Spring and autumn offer pleasant temperatures and vibrant scenery, while summer can be enjoyable, especially along shaded river and canal paths. Winter rides are also possible, though some paths might be muddier after rain.
Yes, the routes often provide scenic viewpoints, particularly along the Erdre river and the Canal de Nantes à Brest. A notable spot is the View of the Isac dam and the Nantes-Brest canal from Bout du Bois, offering expansive views of the waterways and surrounding landscape.
The area is highly rated by the komoot community, with an average score of 4.3 stars from over 25 reviews. Reviewers often praise the diverse terrain, the scenic beauty of the river and canal paths, and the opportunity to explore both natural landscapes and historical sites. Many appreciate the mix of flat sections and gently rolling hills.
While specific cafes are not listed for every route, the trails often pass through or near charming villages and towns along the Erdre river and Canal de Nantes à Brest, such as Sucé-sur-Erdre and Nort-sur-Erdre. These locations typically offer opportunities to find cafes, bakeries, or small shops for refreshments.


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