4.5
(66)
1,207
riders
37
rides
No traffic road cycling routes around Brion are characterized by varied terrain, featuring both rolling hills and more challenging ascents. The region offers a network of paved roads that traverse through valleys and past small villages, providing diverse landscapes for road cyclists. Elevation gains on routes can range from moderate climbs to significant mountain passes.
Last updated: October 22, 2026
4.3
(3)
59
riders
57.1km
03:04
1,130m
1,130m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(1)
36
riders
66.0km
03:55
1,620m
1,620m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

17
riders
39.1km
02:17
890m
890m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
24
riders
24.0km
01:09
290m
290m
Easy road ride. Mostly well-paved surfaces and easy to ride.
7
riders
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
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Medieval origins (11th - 12th centuries): The religious site is of very ancient origin. From the end of the 11th century, several religious buildings are mentioned in the commune. The Saint-Pierre church itself is cited under the name "ecclesia de Anos" in the famous cartulary of Saint Hugues (Bishop of Grenoble). In the Middle Ages, the church was directly dependent on the priory of Saint-Laurent of Grenoble, as attested by an official terrier dating from 1497 under the name "ecclesia Sancti Petri de Fortaressia".
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Considered by local cyclists to be the most demanding pass in the Chambarans, it mainly connects the Isère valley to the commune of La Forteresse.
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Considered by local cyclists to be the most demanding pass in the Chambarans, it mainly connects the Isère valley to the municipality of La Forteresse.
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Currently new asphalt on the first km👌
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the basic structures of the old suspension bridge are still standing, but traffic runs parallel over a new bridge.
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Traces of this castle can be found in the archives dating back to 1315, when it was under the jurisdiction of the lord of Saint Geoirs. A remarkably well-preserved tower still remains.
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Here is the route for the ascent of the Col de Parménie starting from Tullins
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Here is the route for the ascent of the Col de Châtain starting from Cras
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There are over 35 dedicated no-traffic road cycling routes around Brion, catering to various skill levels. You'll find a good mix of easy, moderate, and challenging options to explore the region's quiet roads.
Yes, Brion offers several easy no-traffic road cycling routes perfect for families or beginners. These routes typically feature minimal elevation gain and utilize quiet paths. For example, you could try The Fortress loop from Saint-Étienne-de-Saint-Geoirs, which is an easy 24 km ride.
For experienced cyclists seeking a challenge, Brion provides several difficult no-traffic road cycling routes with significant elevation gain. An example is the Toutes Aures Pass – Lachard Pass (695 m) loop from Saint-Étienne-de-Saint-Geoirs, which covers over 66 km with nearly 1000 meters of ascent.
Many of the no-traffic road cycling routes in Brion are designed as loops, allowing you to start and end at the same point. The Saint John the Baptist Church – Toutes Aures Pass loop from Saint-Étienne-de-Saint-Geoirs is a great moderate option, offering a scenic circular ride.
The best seasons for no-traffic road biking in Brion are typically spring and autumn, when the weather is mild and the landscapes are particularly beautiful. Summer can also be pleasant, especially in the mornings or late afternoons, though some routes might be more exposed to the sun. Winters can be cold, and higher elevation passes may experience snow or ice.
The region around Brion, particularly near Lac de Nantua, offers stunning natural beauty with cliffs and turquoise waters. Many routes incorporate scenic mountain passes. You can find highlights like the Toutes Aures Pass or the Lachard Pass (695 m), which provide expansive views of the surrounding landscape.
Yes, some routes pass by interesting historical sites. For instance, you might encounter the Château de Bressieux or the Sculpture Trail of the Four Winds, offering cultural stops amidst your ride.
Many of the routes around Brion start from towns like Saint-Étienne-de-Saint-Geoirs or Chasselay, where public parking is generally available. It's advisable to check specific starting points for designated parking areas before your ride.
The komoot community highly rates the no-traffic road cycling experience in Brion, with an average score of 4.6 out of 5 stars. Reviewers often praise the tranquility of the routes, the stunning natural scenery, and the variety of challenges offered by the region's passes and quiet country roads.
While many routes focus on quiet roads, you'll typically find cafes and small eateries in the villages and towns that serve as starting points or pass-throughs. Planning your route to include a stop in a larger village like Saint-Étienne-de-Saint-Geoirs can provide opportunities for refreshments.
Public transport options to reach the starting points of these routes in Brion may vary. It's recommended to research local bus or train services connecting to towns like Saint-Étienne-de-Saint-Geoirs or Chasselay, and to verify if bicycles are permitted on board.
Moderate no-traffic road cycling routes in Brion typically feature significant but manageable elevation gains. For example, the Cognet Pass (525 m) – Toutes Aures Pass loop from Saint-Étienne-de-Saint-Geoirs, a moderate route, includes over 850 meters of climbing over its 62 km distance.


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