4.4
(1567)
32,658
riders
11
rides
Touring cycling around Montbonnot-Saint-Martin offers diverse landscapes, situated in the Isère department within the Rhône-Alpes region of France. The area is characterized by the gentle terrain of the Grésivaudan valley, where the Isère River flows, providing accessible routes. It is bordered by prominent mountain ranges such as the Chartreuse, Belledonne, and Vercors massifs, which offer opportunities for more challenging ascents. This combination of valley and mountain scenery provides varied cycling experiences.
Last updated: May 6, 2026
4.6
(31)
403
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.4
(32)
325
riders
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

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4.8
(4)
98
riders
23.6km
01:58
760m
760m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(3)
117
riders
21.0km
01:14
110m
110m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
4.4
(8)
93
riders
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Montbonnot-Saint-Martin
small pass between Corenc and Sapey. The road is very good
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very pretty little church
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The place is fresh and green. You can take a little snack break there.
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Developed cycle path, with plenty of shade.
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there we are finally almost out of the city
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There are over 10 touring cycling routes available around Montbonnot-Saint-Martin, offering a variety of experiences from gentle valley paths to challenging mountain ascents. The komoot community has explored these routes over 12,000 times.
Yes, for those seeking a relaxed ride, the region offers several easy routes. A great option is the Green track du billard – Isère Bend Near Grenoble loop from Montbonnot-Saint-Martin. This 11.6-mile (18.7 km) path is mostly flat and follows the Isère River, making it accessible for all skill levels.
Experienced cyclists looking for a challenge will find plenty of options in the surrounding massifs. The Le Sappey-en-Chartreuse – Col de Porte (1326 m) loop from Montbonnot-Saint-Martin is a difficult 18.0-mile (28.9 km) route featuring significant elevation gain through the Chartreuse massif, offering a rewarding climb.
Many of the touring cycling routes in the area are circular, allowing you to start and end in the same location. For example, the Le Sappey-en-Chartreuse – Vence Pass loop from Montbonnot-Saint-Martin is a 14.7-mile (23.6 km) circular trail that takes you through the scenic Chartreuse mountains.
The region is rich in natural beauty. You can cycle alongside the Isère River in the Grésivaudan valley, or venture into the Chartreuse, Belledonne, and Vercors massifs for dramatic mountain scenery. Notable natural highlights include Lake Crozet, located at 1,974 meters, offering stunning views. You might also encounter impressive summits like Dent de Crolles.
Yes, several routes offer glimpses of the region's history and culture. While cycling, you can explore areas near Grenoble, which boasts attractions like the Bastille. The broader Grenoble Alpes region features manor houses and castles, such as the Fort of Saint-Eynard, which can be seen from some routes.
The best time for touring cycling in Montbonnot-Saint-Martin is generally from spring to autumn. During these seasons, the weather is milder, and the mountain passes are typically clear of snow, offering optimal conditions for both valley rides and mountain ascents. Summer provides warm weather, while spring and autumn offer pleasant temperatures and vibrant landscapes.
Absolutely. The gentle terrain of the Isère Valley provides excellent opportunities for family-friendly rides. Routes along the Isère River, such as sections of the 'La Belle Via' cycle route, are mostly paved and relatively flat, making them suitable for cyclists of all ages and abilities. You can find more information about the 'La Belle Via' route on the Grenoble Tourism website: La Belle Via.
The area is highly rated by the komoot community, with an average score of 4.3 stars from over 700 reviews. Reviewers often praise the diverse landscapes, from the tranquil Isère Valley to the dramatic mountain backdrops of the Chartreuse and Vercors massifs. The variety of routes catering to different skill levels is also frequently highlighted.
Yes, you can find routes that incorporate pleasant parks and green spaces. The Stade des Alpes – Paul Mistral Park loop from Montbonnot-Saint-Martin is a moderate 15.9-mile (25.6 km) route that takes you past Paul Mistral Park in Grenoble, offering a nice spot for a break or a leisurely pedal through green surroundings.
Montbonnot-Saint-Martin's proximity to Grenoble means there are public transport options available. You can often use local bus services to reach starting points for routes, especially those closer to urban areas or main transport hubs. It's advisable to check local transport schedules and bike carriage policies before planning your trip.
Parking is generally available in and around Montbonnot-Saint-Martin, particularly in village centers or designated parking areas near trailheads. For routes starting closer to Grenoble, public parking facilities are typically available. Always check local signage for any restrictions or fees.


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