4.9
(10)
55
riders
9
rides
Gravel biking around Attignat-Oncin offers diverse terrain within the Chartreuse Regional Natural Park in the Savoie department of France. The region features mountainous landscapes with significant peaks and a plateau of medium altitude, providing varied gradients. Extensive forest paths and established trail networks, including sections of the GR9, contribute to a robust gravel biking experience. Proximity to Lac d'Aiguebelette adds scenic lake views to many routes.
Last updated: November 2, 2026
4.8
(8)
23
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces.
5.0
(1)
11
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces.

2
riders
18.2km
01:41
630m
630m
Hard gravel ride. Very good fitness required. Mostly paved surfaces.
5.0
(1)
6
riders
24.4km
01:43
400m
400m
Moderate gravel ride. Good fitness required. Mostly paved surfaces.
5
riders
25.9km
01:45
480m
480m
Hard gravel ride. Very good fitness required. Mostly paved surfaces.
Get access to more routes and recommendations from other explorers.
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Great straight in soft gravel. The route remains pleasant with views of the Chartreuse while staying on the flat.
0
0
Passage during the market, there was a nice activity.
0
0
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
0
0
Small bridge, unfortunately unpaved cycle path, but beautiful landscape, partial views of the Chartreuse.
2
0
Unfortunately unpaved cycle path, but beautiful landscape, partly views of the Chartreuse.
3
0
Unpaved cycle path Via Chartreuse
2
0
Here is the route for the ascent of the Col de la Crusille starting from Novalaise
1
0
There are over 15 gravel bike trails around Attignat-Oncin, offering a variety of experiences within the Chartreuse Regional Natural Park. These routes cater to different skill levels, from easy paths to challenging mountain ascents.
The terrain around Attignat-Oncin is diverse, featuring mountainous landscapes with significant peaks, extensive forest paths, and established trail networks. You'll encounter varied gradients, from gentle climbs to steep ascents, characteristic of challenging alpine gravel. Wide, knobby tires (40-45mm) are recommended for better traction and comfort on these surfaces.
Yes, there are easier options available. For instance, the Via Chartreuse Cycle Path – Canal de l'Herretang loop from Entre-deux-Guiers is an easy route with minimal elevation gain, perfect for a less strenuous ride.
Many trails offer stunning views and pass by significant natural features. You can experience panoramic vistas from the Épine Pass, which overlooks Chambéry, Lake Bourget, and Lake Aiguebelette. The region also features the dramatic Grenand canyon, known for its gorges, and the serene Lac d'Aiguebelette.
Yes, many of the gravel routes around Attignat-Oncin are designed as loops. For example, the Crusille Pass (573 m) – View of Lake Aiguebelette loop from Sainte-Marie-d'Alvey offers a challenging circular ride with great views of Lake Aiguebelette.
The region is generally best for gravel biking during spring, summer, and autumn when the weather is milder and trails are clear. While some routes might be accessible in winter, challenging alpine gravel conditions may require specific equipment and advanced skills due to snow or ice.
Parking is typically available near the starting points of many routes, especially in and around the villages that serve as trailheads. Specific parking information can often be found in the detailed descriptions of individual routes on komoot.
The gravel biking routes around Attignat-Oncin are highly rated by the komoot community, with an average score of 4.6 stars from more than 8 reviews. Riders often praise the diverse terrain, challenging climbs, and the beautiful panoramic views, especially those overlooking Lake Aiguebelette.
Experienced gravel bikers will find plenty of challenging options. The Gorges du Guiers Mort – Col du Cucheron loop from Saint-Christophe is a difficult route that navigates through the Gorges du Guiers Mort and ascends to Col du Cucheron, offering significant climbs and varied scenery.
Absolutely. The region's proximity to Lac d'Aiguebelette means many routes offer a blend of lake scenery and mountain challenges. For example, the Lake Aiguebelette – Crusille Pass (573 m) loop from Verthemex provides extensive lake views combined with significant elevation gain over a longer distance.
Yes, many routes delve deep into the Chartreuse Regional Natural Park, offering a true immersion in its diverse landscapes. The Lake Paladru – Lac de Paladru loop from Voissant, while challenging, takes you through varied terrain within the broader park area, showcasing its natural beauty.


Browse the best Gravel rides in other regions.