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France
Auvergne Rhône Alpes
Nantua

Groissiat

The best running trails around Groissiat

4.3

(93)

5,740

runners

261

runs

Jogging routes Groissiat offer access to the natural beauty of France's Ain department, characterized by lush forests, diverse water features, and scenic lakes. The area provides varied terrain for runners, from flat, wide paths like the Lange gentle path and greenways connecting Oyonnax to Nantua, to an extensive network of pedestrian and mountain biking trails winding through rich forests. These trails allow exploration of the region's natural diversity, including coniferous and deciduous trees, and geological formations. Significant water bodies such…

Last updated: October 28, 2026

398

runners

#1.

Lake Nantua – Lake Genin loop from Martignat

49.4km

06:43

1,590m

1,600m

Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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Hard

Hard run. Very good fitness required. Mostly runnable paths. Some sure-footedness required.

Hard
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5.0

(1)

33

runners

Moderate run. Good fitness required. Mostly paved surfaces.

Moderate

14

runners

Moderate run. Good fitness required. Mostly paved surfaces.

Moderate

Hard run. Very good fitness required. Mostly paved surfaces.

Hard
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Tips from the Community

Nicolas Vergnaud
May 11, 2026, Lac de Nantua

The Lac de Nantua is a superb body of water of 141 hectares. In the heart of the Jura, it offers an ideal setting for practicing a multitude of sports. It is even possible to swim in its waters.

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2

0

Arian Hoti
September 8, 2025, Lac Genin

Pretty little lake in the heart of the small Jura mountains

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0

0

Lucie
August 27, 2025, Lac de Nantua

Beautiful, simple, easy walk; lots of traffic noise on the "road" section, a bit of a shame, but the color of the water is magical

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2

0

Trail des Maquisards at night: it’s cold but magical!

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0

0

Unfortunately I was unlucky with the weather, but even as I drove past the place looked very nice, lots of grass and a place to swim.

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1

0

Memorial to the victims of deportation.

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3

0

Impressive rock above Mantua

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0

0

oester
May 14, 2024, Lac de Nantua

Nice bike tour along the lake

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1

0

Frequently Asked Questions

How many running routes are available around Groissiat?

Groissiat offers a wide selection of running routes, with over 200 trails available. These include 21 easy routes, 124 moderate options, and 74 challenging trails, ensuring there's something for every runner's preference and fitness level.

Are there easy or beginner-friendly running routes in Groissiat?

Yes, Groissiat is home to several easy and beginner-friendly options. The Lange gentle path and the greenway connecting Oyonnax to Nantua are both 3-meter wide, flat, and pleasant routes with minimal elevation changes, perfect for a smooth and unchallenging run.

What kind of terrain can I expect on running trails in Groissiat?

Runners in Groissiat can expect a diverse range of terrain. The area features lush forests with both coniferous and deciduous trees, diverse water features, and scenic lakes. You'll find dedicated greenways for flat runs, as well as an extensive network of pedestrian and marked mountain biking trails winding through forests, offering varied surfaces and some elevation changes.

Are there any challenging running routes with significant elevation gain?

Absolutely. For those seeking a challenge, routes like the Lac Genin – Ascent to Lac Genin loop from Martignat offer significant elevation gain, with over 1500 meters of ascent over nearly 48 kilometers. Another demanding option is the Panoramic view of the lake – View over Lake Nantua loop from Martignat, which features over 1300 meters of elevation gain.

What natural features or landmarks can I see while jogging in Groissiat?

Groissiat's running routes offer views of stunning natural features. You can enjoy the beauty of Lake Genin and Lake Nantua, the largest natural glacial lake in the Ain. The region also boasts unique geological formations like 'marmites' and the picturesque Cascade de Groissiat, a refreshing natural attraction.

Are there any circular running routes available?

Yes, many routes in Groissiat are designed as loops. For example, the Running loop from Martignat and the Running loop from Groissiat are popular circular options, allowing you to start and finish at the same point without retracing your steps.

Are the running trails in Groissiat suitable for families?

Many trails in Groissiat are suitable for families, especially the flatter and wider paths. The 'Lange gentle path' and the greenway between Oyonnax and Nantua are excellent choices for family runs, offering a safe and enjoyable experience for all ages due to their minimal elevation and well-maintained surfaces.

Can I bring my dog on the running trails in Groissiat?

While specific regulations can vary, generally, dogs are welcome on many of the outdoor trails in the Groissiat region, especially on the extensive network of pedestrian and mountain biking trails through the forests. It's always recommended to keep your dog on a leash and ensure you clean up after them to preserve the natural environment for everyone.

What do other runners enjoy most about jogging in Groissiat?

The running routes in Groissiat are highly rated by the komoot community, with an average score of 4.3 stars from over 70 reviews. Reviewers often praise the region's natural beauty, the variety of terrain from flat greenways to challenging forest paths, and the scenic views of lakes and forests. Over 4000 runners have used komoot to explore Groissiat's varied terrain.

Are there good viewpoints along the running routes in Groissiat?

Yes, the region offers several scenic viewpoints. The Panoramic view of the lake – View over Lake Nantua loop from Martignat specifically highlights stunning vistas over Lake Nantua. Additionally, the region research mentions a viewpoint of Nantua from Cessiat, providing picturesque backdrops for your run.

What is the best time of year to go running in Groissiat?

Groissiat offers appealing running conditions throughout much of the year. The lush forests and diverse water features provide a refreshing environment in warmer months. Spring and autumn are particularly pleasant with mild temperatures and vibrant natural colors. Even in winter, the well-maintained paths can be enjoyable, though conditions may vary.

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