4.4
(153)
5,732
runners
465
runs
Jogging around Merlas offers a diverse landscape for runners, characterized by rolling hills and varied terrain. The region features historical sites such as châteaux, alongside natural elements like lakes and viewpoints. Routes often include significant elevation changes, providing challenging ascents and descents. The area's trails cater to different fitness levels, from moderate paths to more technical running experiences.
Last updated: July 1, 2026
35
runners
24.4km
03:13
780m
780m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
21
runners
Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required.

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5.0
(1)
15
runners
7.92km
00:57
170m
180m
Moderate run. Good fitness required. Mostly accessible paths. Some sure footedness required.
19
runners
11.6km
01:26
360m
360m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
15
runners
6.97km
00:49
210m
210m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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A very interesting castle that looks more like a fortified house. That said, it has a working moat and drawbridge!
2
0
From the edge of the forest, at the edge of this high place, the trees break and you have a breathtaking view.
2
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Merlas offers a wide selection of running routes, with over 400 trails documented on komoot. These range from easy paths to challenging, technical runs, catering to various fitness levels.
Yes, Merlas has several easy jogging paths perfect for beginners. There are 36 routes classified as easy. A good option for a more gentle experience is the Carpodrome la libellule loop from Saint-Geoire-en-Valdaine, which is a moderate 7.9 km path often winding around a fishing lake.
The jogging routes around Merlas are characterized by diverse terrain, including rolling hills and varied landscapes. You'll encounter historical sites like châteaux, serene lakes, and rewarding viewpoints. Many routes feature significant elevation changes, offering both challenging ascents and descents.
For those seeking a longer challenge, Merlas offers several extended routes. One notable long-distance option is the Château de Longpra – Super technical descent loop from Saint-Geoire-en-Valdaine, an 29 km trail with significant elevation gain and technical descents.
Yes, many of the running trails in Merlas are circular, allowing you to start and finish at the same point. Examples include the Château de Longpra – Viewpoint loop from Saint-Geoire-en-Valdaine and the Château de Longpra loop from Saint-Geoire-en-Valdaine, both offering varied terrain and scenic views.
Merlas is rich in scenic beauty and historical landmarks. Along your runs, you might encounter historical châteaux and serene lakes. Specific highlights include the Lake Paladru, the Gorges du Crossey, and the Croix des Cochettes View of Lac de Paladru, offering stunning vistas.
While the guide focuses on general jogging, many of the moderate routes around Merlas, especially those around lakes or with less extreme elevation, could be suitable for families looking for a gentle run or walk. The Carpodrome la libellule loop is a good example of a more accessible path.
The running trails in Merlas are highly regarded by the komoot community, with an average rating of 4.4 stars from over 100 reviews. Runners often praise the diverse landscapes, the mix of historical sites and natural elements, and the variety of routes available for different skill levels.
While specific public transport details for each route are not provided, many routes start from towns like Saint-Geoire-en-Valdaine or Miribel-les-Échelles, which may have local bus services. It's advisable to check local transport schedules for these starting points.
Yes, the region around Merlas features several natural attractions. You can explore areas like the Gorges du Crossey or run alongside the Grenant Stream, offering picturesque natural scenery during your run.
Merlas offers a good mix of challenges. While there are 36 easy routes, the majority (277) are moderate, and 118 are classified as difficult. This means you can find anything from gentle lakeside jogs to demanding trails with significant elevation changes, such as the Col des Mille Martyrs – Dolmen de l'antillère loop.


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