4.3
(7)
82
riders
20
rides
Gravel biking around Parmilieu is situated on the Isle-Crémieu limestone plateau in Isère, France, offering a diverse landscape for exploration. The region features varied topography, including wooded areas like the Serverin forest, agricultural lands, and paths shaped by former limestone quarries. Riders can expect a bocage network of meadows enclosed by hedges and dry stone walls, alongside unpaved sections and greenways suitable for gravel cycling. This blend of terrain provides a range of routes for different skill levels.
Last updated: May 22, 2026
5.0
(1)
35
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
20
riders
53.2km
03:12
410m
410m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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4.0
(2)
21
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
62.0km
04:45
1,200m
1,200m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(3)
10
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Leisure base opposite Bas Bugey. A pleasant stop, but strangely located between 2 nuclear power plants...
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Beautiful cycle path, mostly shaded, unpaved but rideable (I ride it with 23mm tires), which follows the old line of the Chemin de Fer de l'Est Lyonnais (CFEL)
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cycle path very busy in good weather
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Beautiful little town, quite touristy, but worth the detour
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Meh, just good for walking around, no difficulty
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Cool during the heatwave while visiting the caves
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Great camping, cheap but great and new facility's. It's near a white water course which can be entertaining to see people paddle on
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Parmilieu offers a diverse network of over 35 gravel bike trails. These routes cater to various skill levels, with options ranging from easy to difficult, allowing every rider to find a suitable adventure.
The gravel bike trails around Parmilieu are characterized by the varied topography of the Isle-Crémieu limestone plateau. You'll encounter wooded areas, agricultural lands, and paths shaped by former limestone quarries. Many routes feature a 'bocage network' of meadows enclosed by hedges and dry stone walls, along with unpaved sections and greenways.
Yes, there are easy gravel bike trails available. While most routes are moderate to difficult, there is at least one easy trail. For a moderate option that is still accessible, consider the View of the Saut du Rhône – View of Vertrieu castle loop from Porcieu - Pont de Sault-Brénaz, which offers scenic views over 42.3 miles (68.0 km).
Experienced riders looking for a challenge will find several difficult routes. One notable option is the View of Vertrieu castle – View of the Saut du Rhône loop from Bouvesse-Quirieu. This 49.1-mile (79.0 km) path features significant elevation gain and varied terrain, passing by historical castle views and river scenery.
The Parmilieu area is rich in history. You can explore sites like the ruins of Château Saint-Germain, an 11th-century fortified castle. Many routes also pass by the impressive View of Vertrieu castle. The Château Delphinal of Crémieu – Crémieu, medieval town loop from Optevoz specifically leads through historical sites and the medieval town of Crémieu.
Absolutely. The region offers beautiful natural features. You can visit the La Balme Caves, a fascinating cave system, or enjoy the vibrant waters of Lac Bleu on the Gardon. Many routes also provide scenic viewpoints of the Rhône river and the surrounding landscapes.
The gravel biking experience around Parmilieu is highly rated by the komoot community, with an average score of 4.6 stars from over 20 reviews. Riders often praise the diverse terrain, which includes limestone plateaus, wooded forests, and unique former quarry paths. The blend of natural beauty and historical sites also contributes to a rewarding experience.
Yes, many of the gravel bike trails in Parmilieu are designed as loops, offering convenient circular routes. Examples include the View of the Saut du Rhône – View of Vertrieu castle loop from Porcieu - Pont de Sault-Brénaz and the View of the Saut du Rhône – View of Vertrieu castle loop from Bouvesse.
The gravel bike trails around Parmilieu vary significantly in length. You can find shorter routes, such as the View of Vertrieu castle – View of the Saut du Rhône loop from Parmilieu at 17.7 miles (28.6 km), up to longer, more challenging rides like the View of Vertrieu castle – View of the Saut du Rhône loop from Bouvesse-Quirieu, which spans 49.1 miles (79.0 km).
While some routes can be challenging, the diverse terrain of Parmilieu includes greenways and less technical paths that can be suitable for families. Look for routes described as 'easy' or 'moderate' and consider the overall distance and elevation gain to match your family's ability. The region's picturesque bocage network offers pleasant, scenic rides.
Yes, the region's past quarrying industry and wine culture have left unique traces. Along some paths, you might encounter 'bigues' (stone posts used as vine stakes) and 'marinieres' (heaps of discarded stones), which add a distinctive character to the terrain and offer a glimpse into the local heritage.
The Balcons du Dauphiné region, where Parmilieu is located, generally offers pleasant conditions for gravel biking from spring through autumn. Spring brings blooming landscapes, while autumn provides cooler temperatures and beautiful foliage. Summers are typically warm, so early morning or late afternoon rides are often preferred during peak season.


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