4.5
(174)
1,168
riders
38
rides
Gravel biking around Fontaine offers diverse terrain characterized by significant elevation changes, reflecting its proximity to mountainous regions. The landscape features a mix of valleys, hills, and historical routes, including old streetcar tracks. Riders can expect varied surfaces, from paved sections to gravel paths, often leading through forested areas and offering views of the surrounding natural environment.
Last updated: July 3, 2026
4.7
(15)
98
riders
66.7km
03:11
130m
130m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3.5
(4)
47
riders
29.7km
02:17
670m
670m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.

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4.5
(17)
58
riders
25.3km
01:58
570m
570m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.
5.0
(3)
42
riders
45.3km
03:03
320m
320m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.9
(10)
31
riders
17.5km
01:16
330m
330m
Hard gravel ride. Good fitness required. You may need to push your bike for some segments of this route.
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It is indeed Chartreuse. There is also a "must-see" that presents "a magnificent view" of Chartreuse when it is actually Belledonne!!
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A very nice place for a picnic. Tables, trash cans.
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Very pretty, but it's not the Vercors, it's the Chartreuse, Mont St Eynard to be exact.
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there we are finally almost out of the city
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Gravel biking around Fontaine is generally challenging, with most of the 64 available routes rated as difficult. However, there are also 13 moderate and at least one easy route available for those seeking a less strenuous experience.
While many routes are challenging, there is at least one easy gravel bike trail available, and 13 moderate options. These can be suitable for families or beginners looking for a less demanding ride. For example, the View of Grenoble – Old streetcar track loop from Grenoble, though rated difficult, offers varied terrain that can be enjoyed by those with some experience.
The terrain around Fontaine is diverse, featuring significant elevation changes due to its proximity to mountainous regions. You'll encounter a mix of valleys, hills, and historical routes, including old streetcar tracks. Surfaces vary from paved sections to gravel paths, often leading through forested areas and providing views of the surrounding natural environment.
Yes, many of the gravel bike trails around Fontaine are designed as loops, offering convenient circular routes. Examples include the Quaix-en-Chartreuse – Clémencières Pass loop from Fontaine and the Mortier Tunnel Viewpoint – Montaud Summit loop from Grenoble, allowing you to start and end at the same point.
The region offers numerous scenic spots. Many routes provide panoramic views, such as the View of Grenoble – Old streetcar track loop from Grenoble. You can also explore nearby mountain passes and summits. Notable highlights include Clémencières Pass, Four Lords Pass, and the La Molière Alpine Pasture and Panoramic View.
The diverse terrain around Fontaine can be enjoyed across multiple seasons. Spring and autumn often offer pleasant temperatures and beautiful scenery. While specific winter conditions are not detailed, the mountainous proximity suggests that some higher elevation routes might be affected by snow or ice during colder months.
The duration of gravel bike trails in Fontaine varies significantly depending on the route's length and difficulty. For instance, the Désert J.J. Rousseau – Jean Jacques Rousseau desert loop from Grenoble is about 18 km and takes around 1 hour 35 minutes, while the longer Faucherand gallery – Old streetcar track loop from Grenoble, at 40.8 km, typically requires about 3 hours 56 minutes.
The gravel biking routes in Fontaine are highly rated by the komoot community, with an average score of 4.5 stars from over 190 reviews. Riders often praise the challenging climbs, the historical routes like old streetcar tracks, and the varied natural landscapes that offer diverse experiences.
Fontaine is well-suited for experienced riders seeking a challenge, with 50 out of 64 routes rated as difficult. The Mortier Tunnel Viewpoint – Montaud Summit loop from Grenoble, at nearly 60 km with significant elevation gain, is a prime example of a demanding route for those looking to push their limits.
Absolutely. The region is known for its historical routes, including old streetcar tracks. The Désert J.J. Rousseau – Jean Jacques Rousseau desert loop from Grenoble explores a unique landscape associated with historical figures, offering a ride with both natural beauty and cultural interest.


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