4.3
(97)
524
riders
46
rides
Mountain biking around Saint-Rieul offers a network of trails primarily featuring river valleys and rolling hills. The landscape is characterized by a mix of open countryside and forested sections, with routes often following waterways like the Gouessant River. Elevations are generally moderate, providing varied terrain suitable for different skill levels.
Last updated: June 20, 2026
4.4
(16)
39
riders
23.4km
01:44
170m
170m
Moderate mountain bike ride. Great for any fitness level. Advanced riding skills necessary.
4.2
(5)
48
riders
48.9km
03:23
370m
370m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

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5.0
(2)
39
riders
56.9km
04:16
580m
580m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
3.8
(4)
12
riders
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
3.0
(3)
7
riders
29.6km
02:07
250m
250m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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A good place to take a break
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Trébry is a small village nestled in a rolling, green landscape. It is best known for Mount Bel-Air, the highest point in the department, and its 360-degree panorama.
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Perched atop Mount Bel-Air, the highest point in the Côtes-d'Armor region, the Notre-Dame du Mont-Carmel chapel watches over the valley. Its octagonal architecture and radiating aisles make it a unique place. The view from the summit alone is worth the climb.
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In Plédéliac, the Écomusée de la Ferme d’Antan revisits rural life in the 1920s. Visitors can discover the house, tools, animals, and even a working bread oven. A visit accessible to all, ideal for families.
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The Château de la Hunaudaye immerses you in the medieval era. With its five towers, its still-flooded moats, and its modern footbridges, the visit reveals surprising views. It's an ideal site to explore with family or with those who love old buildings.
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Located in the heart of Lamballe, the Notre-Dame collegiate church is a fine example of Breton Gothic architecture. Built from the 13th century onward, it houses precious contemporary stained-glass windows and a 17th-century organ. Don't hesitate to step inside: the interior is truly worth a visit.
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Place du Martray is surrounded by perfectly preserved half-timbered houses. Here you'll find the Maison du Bourreau, recognizable by its red beams. It's a pleasant place to take a break or begin a tour of the historic center via Rue du Four.
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Old fortified castle partially restored. Paid visit possible from June to September.
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Saint-Rieul offers a diverse range of mountain bike trails. Out of 46 available routes, you'll find 17 easy trails, 28 moderate trails, and 1 difficult trail. This variety ensures options for different skill levels, from casual rides to more challenging excursions.
Yes, Saint-Rieul has 17 easy mountain bike trails, perfect for beginners or those looking for a relaxed ride. An example of an easy route is the Château de la Hunaudaye – Château de la Hunaudaye loop from Château de la Hunaudaye, which covers 24.6 km with moderate elevation changes.
While the majority of trails are easy to moderate, there is at least one difficult mountain bike trail available for experienced riders seeking a greater challenge. The region's rolling hills and varied terrain provide opportunities for more demanding rides, especially on longer routes.
The mountain bike trails around Saint-Rieul primarily feature picturesque river valleys and rolling hills. You'll experience a mix of open countryside and forested sections, with many routes following waterways like the Gouessant River, offering scenic views along the water.
Yes, many of the mountain bike trails in Saint-Rieul are circular, allowing you to start and end your ride at the same point. For example, the Le Gouessant – Gouessant River Trail loop from Lamballe-Armor is a moderate 34.9 km circular route that explores the river valley.
Trail lengths vary significantly. You can find shorter routes like the easy 24.6 km Château de la Hunaudaye loop, or longer, more extensive rides such as the moderate 59.7 km Place du Martray – Mont Bel-Air pass loop from Lamballe.
The area is highly rated by the komoot community, with an average score of 4.3 stars from over 90 reviews. Mountain bikers often praise the varied terrain, the scenic river valleys, and the mix of open and wooded landscapes that define the region's trails.
Yes, the region offers several points of interest. You might encounter historical sites like the Collégiale Notre-Dame de Lamballe or natural features such as Lake Jugon and Étang de la Nauvinais. Some routes, like the Château de la Hunaudaye loop, even pass by the historic Château de la Hunaudaye.
Given the region's climate, spring through autumn generally offers the most pleasant conditions for mountain biking in Saint-Rieul. The trails, characterized by river valleys and rolling hills, are typically most enjoyable when the weather is mild and dry.
Absolutely. The Gouessant River is a prominent feature of the landscape, and several routes follow its course. A popular option is the Gouessant River Trail – Sorie Lamballe loop from Lamballe, a moderate 48.8 km path that explores the river valley and surrounding rural areas.
There are 46 mountain bike trails available around Saint-Rieul, offering a wide range of options for different preferences and skill levels.


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