4.7
(18)
122
riders
26
rides
Gravel biking around Saint-Bernard features a diverse landscape, characterized by river valleys, such as the Isère, and the foothills leading towards the Chartreuse mountains. The region offers varied terrain, from flat gravel paths along waterways to more challenging ascents through passes like Marcieu. These routes often traverse a mix of forested areas and open sections, providing a range of surfaces for gravel cyclists.
Last updated: October 6, 2026
4.5
(4)
18
riders
19.2km
01:39
490m
490m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(1)
15
riders
51.6km
03:30
910m
910m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.5
(4)
13
riders
31.8km
01:38
120m
120m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
9
riders
72.9km
04:24
890m
890m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
7
riders
52.5km
04:32
2,000m
2,000m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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beautiful route without traffic in the Isar valley
0
0
Great landscape, easy climb, quite a lot of traffic.
2
0
beautiful bike route with little traffic
0
0
Very beautiful hamlet, which notably opens up the view of the Bauges in the background. The road that allows access from Allevard is very accessible.
0
0
quiet route, away from the main road
0
0
There are over 30 gravel bike routes around Saint-Bernard, offering a diverse range of experiences. These include everything from gentle riverside paths to challenging mountain ascents through passes like Marcieu.
Yes, Saint-Bernard offers several easy gravel bike routes, particularly along the river valleys. An excellent option for beginners is the Alte Kapelle – Gravel Isere loop from Bernin, which is 18.2 miles (29.2 km) long and features riverine gravel paths.
The best time for gravel biking in Saint-Bernard is generally from spring through autumn. During these seasons, the weather is milder, and most trails, especially those at higher elevations or through mountain passes, are free of snow and ice. The river valley routes are often accessible earlier in spring and later into autumn.
For families, the flatter gravel paths along the Isère river are ideal. These routes offer a gentler gradient and a more relaxed riding experience. Consider routes that stick to the riverbanks for a pleasant outing with children.
The terrain around Saint-Bernard is quite varied. You'll encounter flat, well-maintained gravel paths along river valleys, as well as more rugged, unpaved roads and forest tracks in the foothills and mountain passes. Conditions can range from smooth gravel to loose rock and some steeper climbs, especially on routes heading towards the Chartreuse mountains.
Absolutely. Advanced riders will find plenty of challenging options, particularly those that venture into the mountain passes. Routes like the Saint-Hilaire-du-Touvet – Saint-Pancrasse loop from Lumbin, with significant elevation gain, offer a demanding experience through varied mountain terrain.
Yes, the region is rich in natural beauty. Many routes offer stunning views of the river valleys and the surrounding mountains. You might also encounter natural attractions such as the Saint-Même Cirque Waterfalls or explore gorges like the Gorges du Guiers Mort, which are popular highlights in the area.
Many of the gravel bike routes around Saint-Bernard are designed as loops, allowing you to start and finish at the same point. For example, the View of the Combe de Savoie – Chartreuse loop from La Terrasse offers a substantial circular ride with impressive scenery.
The area is highly rated by the komoot community, with an average score of 4.8 stars. Reviewers often praise the diverse landscape, which combines peaceful river paths with exhilarating mountain climbs, and the well-maintained gravel surfaces that cater to various skill levels.
Yes, for those looking for longer rides, there are several routes exceeding 30 miles (50 km). The Flat gravel path – Isère Bend Near Grenoble loop from Bernin is a great example, offering a moderate 31.6 miles (50.8 km) ride along the Isère river.
Access to trails via public transport can vary. While some towns like Bernin or Saint-Hilaire-du-Touvet, which serve as starting points for routes, may have bus connections, it's advisable to check local public transport schedules and bike carriage policies in advance, especially for more remote trailheads.
Beyond the natural beauty, you might encounter historical or cultural landmarks. For instance, the Notre-Dame du Frou Statue and the Old Saint-Martin Bridge are notable points of interest that could be near some routes, offering a glimpse into the region's heritage.


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