4.3
(39)
312
riders
21
rides
Gravel biking around Saint-Germain offers routes through varied terrain, characterized by river valleys, viaducts, and tunnels. The region features a mix of moderate climbs and flatter sections, often following former railway lines or riverside paths. Expansive forests like Saint-Germain-en-Laye Forest and Marly Forest provide numerous trails. Elevation changes are present, with some routes featuring ascents up to 5,865 feet (1785 meters), while others remain below 656 feet (200 meters).
Last updated: July 3, 2026
4.9
(8)
55
riders
35.3km
01:46
210m
210m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
27
riders
135km
09:01
1,780m
1,780m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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4.6
(5)
14
riders
40.7km
02:29
420m
410m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
7
riders
51.6km
03:57
1,140m
1,140m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3.0
(1)
3
riders
23.2km
01:41
440m
440m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Very impressive bridge
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Beautiful asphalted cycle path in the tunnel, part of the railway cycle path Via Ardeche
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Bridge over the Ardeche, old bridge pier.
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friendly village with 2 cafes and restaurants and a Petites Natures garden producing excellent organic vegetables!
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Ideal for gravel and touring bikes. Very safe, far from the sometimes heavy traffic during peak season. On my mountain bike, I found this cycle highway rather monotonous and boring. It's an ideal connecting road to the trails.
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I should have saved myself the detour, then I would have made it to the restaurant.
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There are over 40 gravel bike routes in the Saint-Germain region, catering to various skill levels. You'll find a mix of moderate and challenging trails, with a few easier options as well.
Yes, Saint-Germain offers some easier gravel routes. For a moderate option that's generally accessible, consider the Plagnes tunnel – Via Ardèche Viaduct loop from Vogüé, which is about 34 km long and features tunnels and viaducts.
For a more challenging experience, the Via Ardèche Viaduct – Plagnes tunnel loop from Villeneuve-de-Berg is a difficult 134.7 km path with significant elevation gain. Another demanding option is the Via Ardèche Viaduct – Plagnes tunnel loop from Vogüé, covering 47.8 km with notable climbs.
The gravel routes in Saint-Germain are known for their diverse scenery, often following former railway lines through river valleys, viaducts, and tunnels. You'll encounter natural features like the Plagnes tunnel and the impressive Via Ardèche Viaduct, offering a mix of natural beauty and historical infrastructure.
Many of the gravel routes in Saint-Germain are designed as loops. For example, the Plagnes tunnel – Via Ardèche Viaduct loop from Vogüé and the Viaduct Over the Auzon – Balazuc Bridge loop from Saint-Étienne-de-Fontbellon are popular circular options.
Along the trails, you can explore several notable landmarks. The Plagnes tunnel and the Via Ardèche Viaduct are prominent features. You might also pass through charming settlements like Balazuc, known for its scenic setting and the Ardèche Cliffs.
Yes, the region boasts several natural attractions. You could encounter the Gour de la Sompe (waterfall) or the Rochecolombe Waterfall. There are also caves like Grotte des Estinettes and scenic viewpoints such as the View of the Louyre Canyon.
The gravel biking experience in Saint-Germain is highly regarded by the komoot community, with an average rating of 4.3 stars from over 50 reviews. Riders often praise the varied terrain, which includes river valleys, viaducts, and tunnels, providing a unique and engaging cycling environment.
For those seeking longer rides, the Via Ardèche Viaduct – Plagnes tunnel loop from Villeneuve-de-Berg is a substantial 134.7 km route. This trail offers a significant challenge with considerable elevation gain, traversing diverse landscapes.
While specific seasonal conditions can vary, the region's varied terrain, including former railway lines and riverside paths, generally makes it enjoyable across different seasons. Autumn can offer beautiful scenery, but it's always advisable to check local weather conditions for optimal riding.
Yes, there are several gravel bike trails around the 30km mark. The Via Ardèche Viaduct – Ruoms Gorge loop from Saint-Maurice-d'Ardèche is approximately 30 km long and offers a moderate ride. Another option is the Plagnes tunnel – Via Ardèche Viaduct loop from Vogüé, which is about 34 km.


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