4.5
(411)
2,360
hikers
169
hikes
Hiking around Saint-Thonan offers accessible natural features and varied landscapes in the Finistère department of Brittany, France. The region is characterized by gentle terrain, including wetlands, streams, and water catchment forests, providing a pleasant setting for outdoor activities. Trails often traverse bucolic scenery, with some paths offering connections to the wider Breton countryside. The area provides opportunities to connect with nature through well-marked circuits.
Last updated: April 27, 2026
4.4
(5)
34
hikers
8.98km
02:25
110m
120m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.7
(10)
34
hikers
12.3km
03:20
170m
170m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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4.9
(7)
36
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.6
(5)
31
hikers
11.9km
03:07
90m
90m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.0
(1)
20
hikers
9.34km
02:25
50m
50m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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The commune of LA ROCHE MAURICE located in the Pays du Léon reveals on a hill the ruins of its castle built in the 5th century which overlooks the Elon valley. Its history is linked to the counts of Léon and deserves to be known. The visit takes place at the foot of the ruins and the walker can see the efforts it took to build this castle currently under construction. If you want to know a little more, here is one of the sites which will immerse you in the history of the Roc'h Morvan castle (https://larochemaurice.fr/chateau). Good reading
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The Elorn takes on a wilder face on leaving Landerneau, and resumes its sinuous aspect.
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This bridge crossing the Elorn is one of the oldest in Europe. It is also one of the few still inhabited.
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throw nothing in 😏👍
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The Elorn flows under this bridge which has retained its medieval appearance. The alleys surrounding old Landerneau complete the picture.
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This bridge over the Elorn is built over
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Saint-Thonan offers a wide variety of hiking opportunities, with over 170 routes available. These range from easy strolls to more moderate excursions, ensuring options for different fitness levels.
The terrain around Saint-Thonan is generally gentle and accessible, characterized by varied natural features. You can expect to traverse wetlands, cross streams, and walk through water catchment forests. The region also features bucolic scenery and paths that connect to the wider Breton countryside.
Yes, Saint-Thonan is well-suited for beginners and those looking for easier walks. Approximately half of the available routes are classified as easy, offering pleasant paths through gentle landscapes. One example is the This is where the sea begins... – Landerneau's Inhabited Bridge loop from Landerneau, an easy 4.7-mile (7.5 km) path.
Hikers in Saint-Thonan can enjoy diverse natural features such as wetlands, streams, and forests. For specific landmarks, you might encounter historical elements like the Château de La Roche-Maurice, nestled in lush greenery, or the unique Landerneau's Inhabited Bridge. The region also features educational nature parks like Les Jardins de l'Éveil, which focuses on biodiversity.
Yes, Saint-Thonan offers several family-friendly hiking options. The accessible and well-marked trails, often featuring gentle terrain, are suitable for families. Les Jardins de l'Éveil, an educational nature park nearby, provides sensory walks and workshops that can be particularly engaging for children.
Many trails in Saint-Thonan are suitable for walking with dogs, especially those through forests and along riverbanks. It's always recommended to keep your dog on a leash, especially in nature reserves or near livestock, and to check local regulations for specific areas.
Yes, the majority of hiking routes in Saint-Thonan are circular, allowing you to start and end your journey at the same point. This makes planning your hike and parking more convenient. An example is the Forest – Joyous Gard Castle loop from La Forest-Landerneau.
The hiking routes in Saint-Thonan are highly rated by the komoot community, with an average score of 4.5 stars from over 400 reviews. Hikers often praise the accessible natural features, the varied landscapes including wetlands and forests, and the overall pleasant and bucolic scenery that defines the region.
While specific parking information for every trailhead isn't always available, many routes around Saint-Thonan, especially those starting from towns like La Forest-Landerneau or Landerneau, typically have designated parking areas nearby. For example, routes like the Elorn Riverbanks loop from La Forest-Landerneau would likely have parking options in the starting village.
Saint-Thonan offers pleasant hiking conditions for much of the year. The region's trails are often described as accessible even in wet weather, suggesting that spring and autumn can be good times to visit with lush greenery. Summer provides warmer temperatures, while a route through a 'forêt de captage d'eau' (water catchment forest) might offer shade on hotter days.
Saint-Thonan is located in the Finistère department, with nearby towns like Landerneau offering various amenities. You can find cafes, pubs, and accommodation options in these surrounding areas, providing convenient stops before or after your hike.
While Saint-Thonan is known for its accessible and gentle terrain, there are some longer, moderate options for those seeking a bit more challenge. For instance, the Elorn Riverbanks – Joyous Gard Castle loop from Landerneau is a moderate 9.4-mile (15.1 km) route that combines river views with historical elements.


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