4.5
(19)
155
riders
34
rides
Gravel biking around Lac du Bourget features varied terrain, nestled between the Jura and Alps massifs. The region is characterized by its large, fjord-like lake, surrounded by mountains such as Mont du Chat, Mont Revard, and the Bauges Massif. This landscape provides a mix of challenging mountain ascents, gentle lakeside paths, and extensive networks of both paved and unpaved surfaces suitable for gravel cycling.
Last updated: May 5, 2026
5.0
(2)
18
riders
36.8km
03:11
1,360m
1,360m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(1)
15
riders
37.1km
02:16
240m
240m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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7
riders
40.1km
02:56
870m
870m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.
4.2
(5)
7
riders
36.6km
02:29
550m
550m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
10
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Peaceful with beautiful scenery
1
0
A very quiet and pleasant road. On the Chambéry side, a good part is in the shade, the slope of the main road is rather constant around 7-8%. On the Novalaise side, the mineral aspect with the cliff is more present in the middle of the climb. This side is quite steep with kilometers at 8-9%. On each side, 1 belvedere offers a breathtaking view of Lake Aiguebelette (approx. 2 km from the summit) and on the other side of Chambéry, the Bauges, Belledonne, the Chartreuse (500 m from the summit). The summit is in the forest.
1
0
Great atmosphere in this charming little village.
1
0
Leaving from Chambery, the beginning hurts a little, but the rest is quite good
0
1
There are over 60 gravel bike trails available around Lac du Bourget, offering a wide range of experiences from moderate lakeside paths to challenging mountain climbs. The komoot community has explored these routes over 750 times.
The terrain around Lac du Bourget is incredibly diverse. You'll find a mix of paved and unpaved surfaces, including forest paths, quiet roads, and sections with stones. The region is nestled between the Jura and Alps, so routes can range from gentle lakeside paths to significant mountain ascents with varied surfaces.
Yes, Lac du Bourget offers several easier gravel biking options. While many routes involve elevation, areas like Chautagne and Albens feature quieter, marked roads and paths suitable for less experienced riders. The ViaRhôna, which passes through the northern part of the territory, also provides easy and family-friendly paths along the water.
For those seeking a challenge, the region offers demanding ascents. The Mont du chat relay antenna – Mont du Chat lookout loop is a difficult route with significant elevation gain, considered one of the toughest climbs in France. Another challenging option is the Col de l'Épine viewpoint – Épine Pass loop, which leads through mountainous terrain.
Yes, many gravel routes around Lac du Bourget are designed as loops. A popular option is the 'Tour du Lac du Bourget,' which is roughly 50 km with about 700 meters of elevation gain, offering both lakeside views and mountainous sections. Other examples include the Entrelacs – Canal de Savières in Chanaz loop and the Culoz – Belle vue loop.
You'll encounter stunning natural beauty and historical landmarks. The lake itself is a major highlight, often described as fjord-like. You can also visit the historic Hautecombe Abbey on the western shore, explore picturesque villages, or observe protected bird species at the Aigrettes Observatory. The region is also recognized as a UNESCO Biosphere Reserve and a Ramsar Wetland.
Many routes provide breathtaking panoramic views. Viewpoints like Le Revard, Ontex, La Chambotte, and the Col du Chat offer expansive vistas of the lake and surrounding mountains, with Mont Blanc visible on clear days. The Mont du Chat lookout loop is specifically known for its panoramic views.
Absolutely. The ViaRhôna, a long-distance cycling route, offers easy and family-friendly paths along the water in the northern part of the territory. Additionally, areas like Chautagne and Albens provide quiet, marked roads and paths suitable for families looking for a more relaxed gravel biking experience.
The komoot community highly rates the gravel trails around Lac du Bourget, with an average score of 4.4 stars from over 70 reviews. Riders frequently praise the diverse terrain, the stunning views of the fjord-like lake, and the variety of routes that cater to different skill levels, from serene lakeside paths to challenging mountain ascents.
While specific public transport connections directly to trailheads vary, the main towns around Lac du Bourget, such as Aix-les-Bains and Chambéry, are well-served by regional trains and buses. From these hubs, you can often connect to smaller villages or start points, though some routes may require a short ride to reach the gravel sections.
Beyond the trails, you can explore several attractions. The Lake Bourget itself is a central feature, with highlights like the Cap des Séselets Beach and the Grand port d'Aix-les-Bains. Many routes also pass by spots offering a lovely view of Lake Bourget.
While popular routes can see more traffic, exploring the quieter areas like Chautagne and Albens, or venturing onto the wilder western side of the lake, can offer a more secluded experience. Routes that climb into the Massif de l'Epine or the Bauges Massif, away from the immediate lakeside, also tend to be less crowded.


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