4.1
(27)
182
riders
14
rides
Gravel biking around Onnion offers diverse terrain within the mountainous Haute-Savoie department of France. The region features significant elevation changes, ranging from 683 to 1851 meters, providing a mix of challenging ascents and scenic descents. Riders can expect varied surfaces, including paved roads, stony paths, and forest trails, characteristic of the Faucigny area and the Savoy Alps. Natural features like the Risse gorge and accessible mountain passes such as the Col de Cou define the landscape for gravel cyclists.
Last updated: July 3, 2026
21
riders
53.9km
04:32
1,750m
1,750m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
32.6km
02:43
700m
710m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.

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3.5
(2)
10
riders
25.7km
02:06
640m
640m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3.0
(3)
7
riders
18.0km
01:17
300m
300m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4
riders
19.9km
01:40
450m
450m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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River in the forest during the descent to the village of Le Villard.
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Intersection point Pont des Prés Altitude 766m
1
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Intersection point Bois Pinget Altitude 754m
1
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Intersection point Bucquigny (Roman Road) Altitude 650m
1
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Gravel biking around Onnion offers a diverse mix of terrain. You'll encounter paved roads, stony paths, and forest trails, characteristic of the Faucigny area and the Savoy Alps. The region features significant elevation changes, ranging from 683 to 1851 meters, providing both challenging ascents and scenic descents.
There are over 10 gravel bike trails available around Onnion. These routes cater to various skill levels, with a strong emphasis on more challenging rides.
While many routes in the Onnion area are rated as difficult due to significant elevation changes, there are some moderate options suitable for families or those seeking a less strenuous ride. For example, the Lake Vernays – Ladies' Lakes loop from Taninges is a moderate 19.7-mile trail featuring gentle climbs and scenic lake views.
The region around Onnion is rich in natural beauty. You can explore the Risse, a stream flowing through a narrow gorge, or visit the nearby Cascade de la Diomaz. For dramatic geological formations, the Gorges du Pont du Diable are accessible via routes like the Chartreuse de Mélan – Gorges du Pont du Diable loop from Mieussy or the Pont du Diable Cave – Gorges du Pont du Diable loop from Taninges. You can also find beautiful lakes like La Gouille aux Morts and Lake Roy.
Yes, the mountainous landscape around Onnion provides numerous opportunities for breathtaking panoramic views. Routes often lead to viewpoints with magnificent vistas of Mont Blanc, the Bargy range, and the Aravis range. Peaks like Mount Forchat and the Pointe de Miribel are known for their extensive views of Lake Geneva and the Haute-Savoie mountains.
The best time for gravel biking in Onnion is generally during the warmer months, from spring through autumn. This avoids the winter snows, which can make many mountain trails impassable. Spring and autumn offer pleasant temperatures and vibrant scenery, though some higher passes might still have snow early in the season.
Yes, many of the gravel routes around Onnion are designed as loops. For instance, the Col du Corbier – Col du Corbier (1230 m) loop from Graydon is a challenging 33.5-mile circular trail that takes you through mountain passes and high-altitude landscapes.
The gravel bike trails around Onnion range from moderate to difficult. Most routes are classified as difficult, featuring significant elevation gains and varied surfaces. There is one moderate route, the Lake Vernays – Ladies' Lakes loop from Taninges, which is a good option for those looking for a less intense ride.
The area is highly rated by the komoot community, with an average score of 3.9 stars from over 20 reviews. Reviewers often praise the diverse terrain, the challenging climbs, and the rewarding panoramic views of the surrounding Alps and Lake Geneva.
Yes, the region includes several notable mountain passes. The Col de Cou, at an altitude of 1,117 meters, is a significant pass accessible from Onnion, connecting the Vallée Verte to the Côte-en-Chablais region. The Col du Corbier – Col du Corbier (1230 m) loop from Graydon also takes you through high-altitude mountain pass landscapes.
While specific cafes or accommodations directly on every trail are not detailed, Onnion and nearby villages offer options for refreshments and lodging. For example, the At the Little Savoyard Restaurant, Très le Mont is a highlight in the area, providing a place to stop and refuel.
Gravel bike routes around Onnion vary in length and duration. You can find trails ranging from approximately 12 miles (19.7 km) to over 33 miles (53.9 km). Durations can range from under 2 hours for shorter, moderate loops to over 5 hours for longer, more challenging mountain pass routes.


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