4.2
(67)
312
riders
22
rides
Gravel biking around Lac de Chambly in the Jura department of France offers varied terrain suitable for off-road cycling. The region is characterized by numerous lakes, including Lac de Narlay and Lac de Chalain, surrounded by dense forests and rolling hills. Gravel routes often feature a mix of forest tracks, lakeside paths, and quiet country roads, providing diverse surfaces for gravel cyclists. The landscape includes moderate elevation changes, making it suitable for different fitness levels.
Last updated: October 6, 2026
3.8
(5)
23
riders
13.7km
00:50
130m
130m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
5.0
(2)
9
riders
20.3km
01:32
300m
300m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.6
(7)
36
riders
44.9km
02:44
670m
670m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(2)
7
riders
15.1km
01:02
290m
290m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4
riders
45.2km
03:06
460m
460m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Small hike of 70 km today starting from Clairvaux, Cogna, Uxelles, Le Saugeot, Bonlieu, camping du lac de Narlay in Le Frasnois, Le Vaudioux, Pillemoine, Loulle, Mont sur Monnet, Fontenu, Doucier, Charcier, Route de la Clouterie below Clairvaux les Lacs for the return.
0
0
Very nice outing early in the morning
0
0
Splendid! A little bench to take a break before heading back on the nice single tracks towards Champagnole.
0
0
An imposing lake, of a remarkable blue!
0
0
Small, rocky stretch of beach that you can climb down to, as well as good views of Lac Le Grand Maclu.
5
0
Beautiful view of the lake, and afterward, we had a lovely swim in the lake. Nice bar with delicious ice cream.
0
0
Beautiful viewpoint
1
0
There are 27 gravel bike trails around Lac de Chambly listed on komoot. These routes offer a variety of experiences, from moderate lakeside loops to more challenging rides with significant elevation gain.
The terrain around Lac de Chambly in the Jura department of France is diverse, featuring a mix of forest tracks, scenic lakeside paths, and quiet country roads. You'll encounter undulating hills and moderate elevation changes, making it suitable for various fitness levels.
Yes, there are options suitable for families. For a moderate ride with beautiful views, consider the Doucier Beach – View of Lac de Chalain loop from Doucier. This route is 12.5 km long and takes about 1 hour 4 minutes, offering a less strenuous experience along the lake.
The trails around Lac de Chambly cater to a range of abilities. There is 1 easy route, 8 moderate routes, and 18 difficult routes. This variety ensures that both beginners and experienced gravel bikers can find suitable challenges.
Yes, many of the gravel bike routes in the area are circular. For example, the popular View of Lac de Narlay – Shore of Lac de Narlay loop from Fontenu is a 41.7 km loop, and the View of Lac de Chalain – Chalain Lake Viewpoint loop from Fontenu is a 25.7 km loop, both offering stunning scenery.
The area is highly rated by the komoot community, with an average score of 4.3 stars from over 40 reviews. Reviewers often praise the pristine lakes, extensive woodlands, and undulating hills that define the gravel biking experience here.
Gravel biking around Lac de Chambly offers stunning views of its pristine lakes, such as Lac de Narlay and Lac de Chalain. You'll ride through dense forests and experience the rolling hills of the Jura department, providing picturesque landscapes throughout your journey.
The length of gravel bike trails around Lac de Chambly varies significantly. Routes range from shorter, moderate loops like the 12.5 km Doucier Beach – View of Lac de Chalain loop from Doucier, to longer, more challenging rides such as the 42.8 km PLM cycle path – View of Lac de Chalain loop from Marigny.
Yes, for experienced riders seeking a challenge, there are 18 difficult routes. A notable option is the Doucier Beach – View of Lake Chalain loop from Doucier, which is 35.0 km long with significant elevation gain, offering a rewarding ride through forested areas and along the lake.
While specific seasonal data isn't provided, the region's characteristics of lakes, forests, and rolling hills suggest that spring, summer, and early autumn would offer the most pleasant conditions for gravel biking, with vibrant scenery and generally favorable weather.
Information regarding specific public transport access points directly to the gravel bike routes is not detailed in the guide data. It is recommended to research local transport options to the towns like Fontenu, Doucier, or Marigny, which serve as starting points for many routes.
Many routes start from towns such as Fontenu, Doucier, and Marigny. It is advisable to check local parking availability in these villages, as they are common starting points for the gravel bike trails around Lac de Chambly.


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