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France
Auvergne Rhône Alpes
Grenoble

Chirens

The best MTB trails around Chirens

4.4

(635)

3,330

riders

245

rides

Mountain bike trails around Chirens offer diverse terrain, from the shores of Lac de Paladru to the ecologically rich Marais de Chirens. The region is characterized by forests, stony paths, and significant elevation changes, providing challenging routes for experienced riders. Views of the Chartreuse Massif are common, enhancing the riding experience. The landscape includes ancient glacial valleys and wetlands, offering varied environments for mountain biking.

Best mountain bike trails around Chirens

  • The most popular mountain bike trail is Lake Paladru…

Last updated: October 4, 2026

4.4

(5)

31

riders

#1.

The Véronnière Marsh – Lake Paladru loop from Charavines

27.2km

01:42

280m

280m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

Hard mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard
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Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

Easy

3.0

(1)

8

riders

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

Hard
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Tips from the Community

Darphin
September 18, 2026, Église Saint-Pierre

Pretty little church, which has some nice stained glass windows

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A 14 km greenway allows for a stroll along the eastern shore. The complete circuit of the lake on foot or by mountain bike is a route of about 29 km through the surrounding hills.

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A 14 km greenway allows for walks on the eastern bank. The complete circuit of the lake on foot or by mountain bike is a route of about 29 km through the surrounding hills.

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For a delicious break 😋

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Obstructed by branches due to forestry work.

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Darphin
November 14, 2025, Lac de Paladru

Lake Paladru is very popular in the summer, especially on weekends. Swimming is possible; there's a small, well-equipped beach.

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Darphin
November 14, 2025, Lac de Paladru

This is a classic bike ride around Grenoble, easy and suitable for the whole family.

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Darphin
November 14, 2025, Natura Vélo

In the immediate vicinity of Lake Paladru, you can rent a bicycle for the day, allowing you to enjoy the surrounding area on the road, or on the paths and trails.

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Frequently Asked Questions

How many mountain bike trails are available around Chirens?

There are over 230 mountain bike trails around Chirens, catering to various skill levels. You'll find a good mix of routes, with 19 easy, 65 moderate, and 154 difficult options.

What kind of terrain and elevation can I expect on mountain bike trails near Chirens?

Mountain biking around Chirens offers diverse terrain, including forests, stony paths, and false flats. Many routes feature significant elevation gains, with some challenging trails having over 1,000 meters of ascent, such as the Tour of Lake Paladru – Chartreuse de la Sylve Bénite loop from Bilieu. You can expect varied landscapes and technical elements on more advanced routes.

Are there any family-friendly mountain bike trails in Chirens?

While many trails around Chirens are rated as difficult, there are 19 easy routes available. These typically feature less challenging terrain and elevation, making them more suitable for families or beginners. It's always recommended to check the specific route details on komoot for suitability.

What natural features and landmarks can I see along the mountain bike trails?

Many trails offer scenic views of Lac de Paladru and the Chartreuse Massif. You might also encounter the ecologically rich Marais de Chirens, known for its biodiversity. Other notable points of interest include Our Lady of the Vines and the Croix des Cochettes View of Lac de Paladru.

Are there any challenging mountain bike routes for experienced riders?

Yes, Chirens is well-suited for experienced mountain bikers, with 154 routes rated as difficult. Trails like the Tour of Lake Paladru – Chartreuse de la Sylve Bénite loop from Bilieu offer significant elevation gains of over 1,000 meters and cover nearly 40 km, providing a demanding ride through diverse landscapes.

What do other mountain bikers enjoy most about the trails in Chirens?

The mountain bike trails around Chirens are highly rated by the komoot community, with an average score of 4.4 stars from over 480 reviews. Riders often praise the scenic views of Lac de Paladru, the varied terrain, and the challenging nature of many routes. The region's natural beauty, including the Marais de Chirens, is also a frequently mentioned highlight.

Are there mountain bike trails that form a loop?

Yes, many mountain bike trails around Chirens are designed as loops, allowing you to start and finish at the same point. Examples include the Lake Paladru – View of Lake Paladru loop from Villages du Lac de Paladru, which offers scenic views of the lake, and the Scenic Dirt Path Near Voiron – La Créssonière loop from Saint-Blaise-du-Buis.

What is the best time of year to go mountain biking in Chirens?

The region around Chirens is generally pleasant for mountain biking from spring through autumn. During these seasons, you can expect more favorable weather conditions. While winter riding is possible, some trails might be affected by colder temperatures or wet conditions, especially at higher elevations or in shaded forest sections.

Are there any mountain bike trails that pass by cafes or places to eat?

While specific cafes directly on trails are not always guaranteed, many routes, especially those around Lac de Paladru, pass through or near villages like Charavines and Villages du Lac de Paladru. These areas typically offer amenities such as cafes and restaurants where you can refuel after your ride.

How long are the mountain bike trails near Chirens?

The length of mountain bike trails around Chirens varies significantly. You can find shorter routes, such as the Lake Paladru – View of Lake Paladru loop from Villages du Lac de Paladru at 22.2 km, to longer and more demanding rides like the Lake Paladru – Dead monk cross loop from Charavines, which covers 32.2 km.

Is public transport available to access mountain bike trails in Chirens?

Chirens is located in the Isère department, and while local buses might serve the area, direct public transport access to specific trailheads can be limited. It's advisable to check local bus schedules and routes in advance if you plan to rely on public transport to reach your starting point.

Are there any less crowded mountain bike trails around Chirens?

While popular routes around Lac de Paladru can see more traffic, the extensive network of over 230 trails means you can often find quieter options. Exploring some of the less-known routes further from the lake or venturing into the forest sections can lead to a more secluded riding experience.

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