4.7
(11)
54
riders
15
rides
Gravel biking around Saint-Martin-De-Clelles offers routes through varied mountain terrain in the Isère department, characterized by significant elevation changes and scenic passes. The region features a mix of forested areas, open valleys, and routes that often lead to viewpoints overlooking lakes, with impressive views of Mont Aiguille and the Vercors Massif. This landscape provides a diverse environment for gravel cyclists seeking both challenging climbs and less strenuous paths, with terrain alternating between paved roads, farm roads, forest trails, and rolling…
Last updated: July 2, 2026
5.0
(3)
10
riders
39.0km
03:09
980m
980m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.4
(5)
14
riders
10.3km
00:55
230m
230m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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6
riders
48.9km
03:38
1,170m
1,170m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
10
riders
79.5km
06:04
2,000m
2,000m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
4
riders
22.5km
02:02
640m
640m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Magnificent view from the Papavet pass on Mont Aiguille.
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From Saint-Michel-les-Portes, it's about 7 km at an average gradient of 8%. The last few kilometers often reach double digits. A cruel climb if it's the last one of your day...
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A small village in the southern Vercors, ideal for starting a hike
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Beautiful view and nice place with a table
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magnificent little walk to do
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Beautiful chapel with Mont Aiguille in the background.
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The gravel biking trails in Saint-Martin-De-Clelles are predominantly challenging. Out of 14 available routes, 13 are rated as difficult, with only one moderate option. This region is characterized by significant elevation changes and mountain passes, making it suitable for experienced gravel bikers.
While most routes are difficult, there is one moderate gravel bike trail suitable for those looking for a less strenuous option: the View of Lac du Sautet – Ebron Footbridge loop from Treffort. This 6.4-mile (10.3 km) route offers scenic views and crosses the Ebron Footbridge.
For those seeking longer rides, the Vieille Route de Grimone – Col de Grimone (1318 m) loop from Clelles-Mens is a substantial 48.8-mile (78.5 km) trail. Another challenging long-distance option is the Col de l'Allimas – Fau Pass loop from Clelles-Mens, covering 30.4 miles (49.0 km).
Many routes start from towns like Treffort, Clelles-Mens, and Saint-Maurice-en-Trièves. These locations typically offer public parking facilities, making them convenient starting points for your gravel biking adventures.
Given the prevalence of difficult routes, options for families with young children are limited. The most suitable route for families with some biking experience would be the moderate View of Lac du Sautet – Ebron Footbridge loop from Treffort, which is shorter and less demanding than others.
The best season for gravel biking in this mountainous region is typically from late spring to early autumn (May to October). During these months, the weather is generally more stable, and mountain passes are clear of snow and ice, offering optimal riding conditions and accessibility.
Winter conditions can be challenging for gravel biking due to snow and ice, especially on higher mountain passes like Col de l'Allimas. Many trails may become impassable or require specialized equipment. It's advisable to check local weather and trail conditions before planning a winter ride.
The routes often feature extensive views of the surrounding landscape, including Ebron Footbridge and the scenic Lac du Sautet. You'll also encounter mountain passes such as Col de l'Allimas and Pas de la Ville Pass, offering panoramic vistas. The region is known for its mix of forested areas and open valleys.
Yes, many of the gravel bike routes in Saint-Martin-De-Clelles are designed as loops. Examples include the View of Lac du Sautet – Ebron Footbridge loop from Treffort, the Col de l'Allimas – Fau Pass loop from Clelles-Mens, and the Allimas Pass – Col de l'Allimas loop from Saint-Maurice-en-Trièves, providing convenient round trips.
The gravel biking routes in Saint-Martin-De-Clelles are highly regarded by the komoot community, with an average rating of 4.6 stars from over 10 reviews. Riders often praise the varied mountain terrain, challenging climbs, and the rewarding lake views and mountain pass vistas.
The terrain is diverse, featuring a mix of forested sections, open valleys, and significant elevation changes as you navigate mountain passes. You can expect a combination of gravel roads, forest paths, and potentially some paved sections connecting different areas, all set against a backdrop of varied mountain scenery.
Beyond the natural beauty, routes often pass by notable points such as the Ebron Footbridge and offer views of Lac du Sautet. Mountain passes like Col de l'Allimas are also significant landmarks and offer great photo opportunities.


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