4.5
(145)
2,863
riders
65
rides
Road cycling routes around Marcieu navigate a landscape characterized by significant elevation changes, including cols and hills. The region features a mix of open roads and routes that follow river valleys, such as the Drac. Road cyclists can expect varied terrain, from challenging ascents to more undulating sections. The area provides a setting for diverse road cycling experiences.
Last updated: July 1, 2026
4.9
(10)
156
riders
55.1km
03:21
1,280m
1,280m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(1)
31
riders
31.3km
01:35
530m
530m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

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5.0
(1)
21
riders
20.7km
01:19
570m
580m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
27
riders
38.3km
01:52
580m
580m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
21
riders
41.6km
02:23
980m
980m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
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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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Beautiful view of the steep banks of Lake Monteynard-Avignonet.
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Beautiful view and nice place with a table
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fairly easy, very nice views, quiet roads.
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The Brion Bridge is a suspension bridge over the Hebron River, connecting the towns of Roissard and Lavars. The bridge has only one lane.
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a very pretty view of Mont Aiguille
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Monestier-de-Clermont is a small town that marks the entrance to the Trièves region when you arrive from Grenoble. It's an ideal place for a short break before the Col de Lus-la-Croix-Haute.
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There are over 70 road cycling routes around Marcieu, offering a wide range of options for different skill levels and preferences.
Yes, Marcieu offers a few easier road cycling routes. While the region is known for significant elevation changes, there are 2 routes categorized as easy, and 33 moderate routes that can be suitable for beginners looking for a less strenuous ride. These routes often follow river valleys or have more gentle gradients.
For experienced road cyclists seeking a challenge, Marcieu features 35 difficult routes. These often involve substantial climbs and descents, navigating cols and hills. An example of a challenging route is the Collet of Sinard, 900 m – Col de l'Allimas loop from Treffort, which covers 33.9 miles (54.5 km) with over 1200 meters of elevation gain.
Yes, many of the road cycling routes around Marcieu are designed as loops, allowing you to start and finish at the same point. For instance, the popular Hydraulic dam wall loop from Treffort and The Drac Corniche loop from Plage de Mayres Savel are excellent circular options.
The region around Marcieu offers breathtaking views. You can find stunning vistas such as the View of Lake Monteynard from the Balcon du Drac, the View of Lake Monteynard from the Corniche du Drac, and the View from Beauregard. These viewpoints often provide panoramic perspectives of the lakes and surrounding peaks.
Absolutely. Cyclists can encounter several interesting landmarks and natural features. The Hydraulic dam wall loop from Treffort offers a unique ride along a significant engineering structure. You can also pass by the impressive Ebron Footbridge or enjoy the View of the confluence of the Ébron and the Drac.
The best time for road biking in Marcieu is typically from late spring to early autumn (May to October). During these months, the weather is generally more stable, and the mountain passes are clear of snow, offering optimal conditions for exploring the varied terrain.
Many road cycling routes in Marcieu start from villages or designated parking areas. For example, routes like the Collet of Sinard, 900 m – Pont de Brion loop from Treffort often begin in towns like Treffort, where public parking is usually available. It's advisable to check specific starting points for detailed parking information.
The road cycling experience in Marcieu is highly rated by the komoot community, with an average score of 4.6 stars from over 150 reviews. Cyclists frequently praise the diverse terrain, from challenging cols to scenic river valleys, and the well-maintained roads that offer a rewarding ride through the region's beautiful landscapes.
Yes, Marcieu offers several longer road cycling routes for those looking to cover more distance. The Collet of Sinard, 900 m – Col de l'Allimas loop from Treffort is a substantial 33.9 miles (54.5 km) ride, and other routes like the Cognet bridge loop from Chardeau also provide significant mileage and elevation.
While many routes in Marcieu feature significant elevation, families looking for gentler rides might consider shorter, moderate routes, especially those that follow river valleys or stay on flatter sections. It's recommended to check the elevation profile and distance of specific moderate routes to ensure they align with the family's capabilities.
Many road cycling routes in Marcieu pass through or near small villages and towns where you can find cafes, bakeries, or small shops to refuel. Planning your route to include stops in places like Treffort or other local hamlets will ensure you have opportunities for refreshments along the way.


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