4.2
(11)
122
riders
8
rides
Gravel biking around Saint-Julien-De-Raz, situated on the foothills of the Massif de la Chartreuse, offers varied terrain for no traffic gravel bike trails. The region features significant altitude variations, encompassing dense forests, open meadows, and dramatic gorges like the Gorges du Bret and Gorges de Crossey. Geological formations such as the Anticlinal du Ratz and Grand Ratz contribute to the mountainous character, providing diverse landscapes for gravel cyclists.
Last updated: October 6, 2026
4.5
(2)
20
riders
37.1km
02:28
530m
530m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
18
riders
48.5km
03:07
130m
130m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
14
riders
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
2
riders
20.8km
01:44
720m
720m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
12
riders
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Saint-Julien-De-Raz
La Véloroute de l'Isère, officially integrated into the national route La Belle Via (referenced under number V63), is a cycling route of over 200 kilometers that runs along the Isère river. It connects the foothills of Savoie to the Drôme (connection with ViaRhôna), by crossing the entire department of Isère and its capital, Grenoble.
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The Véloroute de l'Isère, officially integrated into the national route La Belle Via (referenced under number V63), is a cycling route of over 200 kilometers that runs along the Isère river. It connects the foothills of Savoie to the Drôme (connection with ViaRhôna), crossing the entire department of Isère and its capital, Grenoble.
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The La Véloroute de l'Isère, officially integrated into the national route La Belle Via (referenced under number V63), is a cycling route of over 200 kilometers that runs along the Isère river. It connects the foothills of Savoie to the Drôme (connection with ViaRhôna), by crossing the entire department of Isère and its capital, Grenoble.
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The Véloroute de l'Isère, officially integrated into the national route La Belle Via (referenced under number V63), is a cycling route of over 200 kilometers that runs along the Isère river. It connects the foothills of Savoie to the Drôme (connection with ViaRhôna), by crossing the entire department of Isère and its capital, Grenoble.
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La Belle Via (Green Way): The bridge is an unmissable landmark for cyclists. A flat and shaded cycle route, the Green Way from Saint-Gervais to Pont-d'Oxford, follows the Isère river up to its confluence with the Drac, offering a superb view of the cliffs.
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It is a reinforced concrete "Bow-string" bridge. Designed by the Parisian engineering firm Pelnard-Considère, its construction took place between 1950 and 1952 to replace a previous structure, relying on nearly 150 foundation piles for each abutment.
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Great straight in soft gravel. The route remains pleasant with views of the Chartreuse while staying on the flat.
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Nice flat gravel path to avoid the very busy road between St Laurent du Pont and St Joseph de rivière, up to the Demay bridge. Runs along the l'Herretang canal
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There are 7 dedicated no-traffic gravel bike trails around Saint-Julien-De-Raz, offering a variety of experiences from easy rides to more challenging adventures through the Massif de la Chartreuse foothills.
Yes, Saint-Julien-De-Raz offers 3 easy, traffic-free gravel routes perfect for beginners. A great option is the Via chartreuse – Canal de l'Herretang loop from Saint-Joseph-de-Rivière, which is relatively flat with minimal elevation gain, making it ideal for a relaxed ride.
For those seeking a challenge, there are 3 difficult no-traffic gravel routes. Consider the Gorges du Crossey – Gorges de Crossey loop from Saint-Aupre, which features significant elevation changes and covers over 37 km, providing a demanding yet rewarding experience through dramatic scenery.
Absolutely. Many of the no-traffic gravel routes around Saint-Julien-De-Raz are circular, allowing you to start and end at the same point without retracing your steps. The Canal de l'Herretang – via chartreuse loop from Saint-Laurent-du-Pont is an excellent example of a circular, traffic-free route.
The trails offer diverse scenery, from dense forests and open meadows to panoramic views of the Moirans plain and the surrounding mountains of the Massif de la Chartreuse. You'll also encounter spectacular gorges like the Gorges du Bret and Gorges de Crossey, adding dramatic natural beauty to your ride.
Yes, several routes are suitable for families looking for traffic-free gravel biking. The easier trails, such as the Via chartreuse – Canal de l'Herretang loop, are generally well-suited for families, offering a safe and enjoyable experience away from cars.
You can explore several natural attractions. The Gorges du Crossey are a notable feature, with their towering 200-meter height. Other highlights in the broader region include the Charmant Som summit and the unique La Folatière Monolith.
Many routes start from villages or towns like Saint-Aupre, Saint-Joseph-de-Rivière, or Voreppe, where public parking is generally available. It's advisable to check specific starting points for designated parking areas before your ride.
The area is highly rated by the komoot community, with an average score of 4.36 stars. Reviewers often praise the quiet, traffic-free nature of the routes, the stunning natural landscapes, and the varied terrain that makes for an engaging gravel biking experience.
Yes, the Along the Isère – View of the Vercors massif loop from Voreppe provides excellent opportunities to enjoy expansive views of the Vercors massif while riding along the Isère river, offering a scenic and traffic-free experience.
Spring and autumn generally offer the most pleasant conditions for gravel biking in Saint-Julien-De-Raz, with milder temperatures and vibrant scenery. Summer can also be enjoyable, especially in the mornings or late afternoons, but be prepared for warmer weather. Winter riding is possible but requires checking local conditions for snow and ice, particularly at higher elevations.


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