4.4
(2238)
43,943
riders
29
rides
Road cycling around Montbonnot-Saint-Martin offers diverse terrain at the foot of prominent mountain ranges, including the Chartreuse Massif and Belledonne Range. The region features challenging ascents like the Col de Porte, alongside scenic routes through valleys and past natural attractions such as Lake Crozet. This geographical setting provides varied landscapes for cyclists, from significant climbs to more moderate paths. The area benefits from its proximity to Grenoble, serving as a gateway to natural parks.
Last updated: October 6, 2026
4.4
(24)
361
riders
39.5km
02:37
1,280m
1,280m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
4.7
(12)
263
riders
16.3km
00:37
30m
30m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.

3.6
(20)
215
riders
27.9km
01:36
610m
610m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
4.7
(6)
179
riders
33.9km
01:48
560m
560m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
4.9
(8)
106
riders
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
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Popular around Montbonnot-Saint-Martin
Great climb, probably the calmest one in the area, traffic wise.
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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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Very pretty, but it's not the Vercors, it's the Chartreuse, Mont St Eynard to be exact.
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0
Developed cycle path, with plenty of shade.
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nice climb up to the intersection...then the road going to the fort is cleaner depending on the day (twigs, bread needles...)
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0
There are over 35 dedicated no-traffic road cycling routes around Montbonnot-Saint-Martin listed on komoot. These routes cater to various fitness levels, from easy rides to more challenging ascents.
Yes, Montbonnot-Saint-Martin offers several easy no-traffic road cycling routes. There are 7 routes specifically graded as 'easy', perfect for beginners or those looking for a relaxed ride without vehicle interference. These often feature well-paved surfaces and gentler gradients.
The terrain around Montbonnot-Saint-Martin is diverse. While many no-traffic routes offer pleasant, flatter sections, the region is also a gateway to the Chartreuse and Belledonne massifs. This means you can find routes with significant elevation gains, including challenging climbs like those leading towards the Col de Porte, even on car-free sections or quiet roads.
Many no-traffic routes offer stunning views of the surrounding mountain ranges. You can find routes that provide vistas of the Chartreuse Massif, the Belledonne Range, and the Grésivaudan valley. Notable natural features include the impressive Chamechaude and Dent de Crolles summits, and the beautiful Lake Crozet, which can be reached via challenging ascents.
Yes, many of the no-traffic road cycling routes around Montbonnot-Saint-Martin are designed as loops. For example, you could explore the moderate Col des Quatre Seigneurs – Les Quatre Seigneurs loop from La Tronche or the La Pérérée loop from Grenoble, which offer varied distances and elevations while keeping you away from heavy traffic.
The komoot community highly rates the road cycling experience here, with an average score of 4.4 stars from over 1700 ratings. Cyclists often praise the tranquility of the car-free sections, the breathtaking mountain scenery, and the variety of routes that cater to different skill levels, from gentle riverside paths to challenging alpine climbs.
Absolutely. For experienced cyclists seeking a challenge, there are 5 routes graded as 'difficult'. An example is the demanding La Pérérée – Col des Quatre Seigneurs loop from Revel, which features significant elevation gain and covers nearly 40 km, offering a rewarding experience on quiet roads and dedicated paths.
Yes, the region offers historical points of interest. For instance, the Fort of Saint-Eynard is a notable landmark that can be incorporated into longer rides, offering both historical context and panoramic views of the surrounding landscape.
The best season for no-traffic road biking in Montbonnot-Saint-Martin is generally from spring through autumn. During these months, the weather is most favorable, and the mountain passes are typically clear of snow, allowing access to a wider range of routes and higher elevations. Summer offers warm temperatures, while spring and autumn provide pleasant conditions with vibrant foliage.
Montbonnot-Saint-Martin is well-connected to Grenoble, which serves as a hub for public transport. Many routes, such as the Meylan Footbridge – Edge of Isère loop from Grenoble, start directly from Grenoble or easily accessible points. You can often reach starting points by bus or tram from Grenoble, allowing you to leave your car behind and enjoy a car-free cycling experience from the outset. For detailed public transport information, you may consult local transport services in Grenoble.
While specific cafes are not listed for every route, many no-traffic routes pass through or near villages and towns where you can find bakeries, cafes, or small shops. Additionally, the region has several huts like Les Seiglières or the Manival Forest Refuge, which can serve as rest stops on longer, more remote rides, offering a chance to refuel and enjoy the scenery.


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