4.3
(42)
2,498
runners
249
runs
Jogging around Léaz offers diverse terrain, from the deep Gorges de la Valserine carved into limestone rock to varied topography with elevations ranging from 330 to 1,507 meters. The region features a blend of challenging and scenic routes, often integrating impressive engineering structures like the Viaduc des Titans-sur-Rhône into the landscape. These running routes provide expansive views and diverse natural environments, catering to various fitness levels.
Last updated: May 15, 2026
178
runners
14.9km
02:03
640m
630m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
22
runners
18.0km
03:04
1,240m
1,240m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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21
runners
18.4km
02:44
760m
760m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
17
runners
18.2km
03:03
1,240m
1,240m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
18
runners
7.94km
00:51
110m
110m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Magnificent hike! So many beautiful landscapes as far as the eye can see
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Completely destroyed by fire on February 9, 2026. Consider staying at the Chalet du Bizot instead.
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Very nice via ferrata. A beautiful historical site to visit when open.
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If you turn around on this very beautiful dirt road, you can faintly see the village of Léaz which you have just left.
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Formerly called Fort de la Cluse (which means close in old French), this impressive military site was significantly remodeled in 1830. It was in fact during this period that the remains of the old fortified castle of the lords of Gex which dated from the 13th century to build a more modern fort. It is now a military museum open for tours.
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The hike is very pleasant for the view and the variety of landscapes. The unevenness, fairly constant, does not pose any particular difficulty. In sunny weather or with the morning mists, it's a treat!
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The Crêt du Milieu is accessed by a short path that branches off from the main GTJ trail. As at every summit in the area, the panorama is breathtaking!
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The Crêt de la Goutte is located at an altitude of 1,621 meters and offers a superb view of the Alps, from Chablais to Écrins.
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Léaz offers a wide variety of running experiences, with over 230 routes available. These range from easy strolls to challenging climbs, catering to all fitness levels.
The running routes around Léaz feature diverse terrain, including areas where the Valserine river has sculpted the dramatic Gorges de la Valserine. You'll find varied topography with elevations ranging from 330 to 1,507 meters, often on predominantly paved surfaces, and sometimes integrating impressive engineering structures like viaducts into the landscape.
Yes, Léaz provides options for all abilities. There are 18 easy running routes perfect for beginners or those looking for a more relaxed jog. For example, the Running loop from Collonges is a moderate option that's just under 8 km with minimal elevation gain.
For experienced runners seeking a challenge, Léaz has 76 difficult routes. The Mont Vuache – Le Vuache loop from Chevrier is a demanding 18.4 km trail with significant elevation gain, offering a strenuous workout amidst varied topography.
Many of the running routes in Léaz are designed as loops, allowing you to start and finish in the same location. For instance, the Vulbens loop from Chevrier is a moderate 8.8 km circular path.
While running in Léaz, you can explore the stunning Valserine Gorges, where the Valserine river has carved deep ravines. You might also encounter the Valserine Valley and the impressive Pertes de la Valserine, a series of waterfalls.
Yes, several routes offer captivating views and pass by interesting landmarks. You can enjoy a View of the Rhône, or discover historical sites like Fort l'Écluse. Some trails also feature impressive engineering marvels like the Viaduc des Titans, which provides a unique backdrop to your run.
While specific dog-friendly routes aren't highlighted, many natural trails in Léaz are generally suitable for running with dogs, provided they are kept under control and local regulations are followed. It's always a good idea to check for any specific signage or restrictions in protected natural areas.
Léaz offers a selection of 18 easy routes that are generally suitable for families. These trails typically have less elevation gain and are shorter in distance, making them more accessible for children or those pushing strollers. Always check the route details for specific suitability.
The varied topography of Léaz makes it enjoyable for jogging across different seasons. Spring and autumn offer pleasant temperatures and vibrant scenery. Summer is also great, especially for higher elevation routes, while winter can provide unique, crisp running conditions, though some trails might require more appropriate gear.
The running routes in Léaz are highly rated by the komoot community, boasting an average score of 4.2 stars from over 30 reviews. More than 2,600 runners have explored the area, often praising the diverse terrain, expansive views, and the blend of natural beauty with impressive man-made structures.
The running trails near Léaz vary significantly in length to suit different preferences. You can find shorter routes, such as the Running loop from Collonges at just under 8 km, up to longer, more challenging runs like the Mont Vuache – Le Vuache loop from Chevrier, which is over 18 km.


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