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Running Trails
France
Bourgogne-Franche-Comté
Saint-Claude

Lac Le Grand Maclu

The best running trails around Lac Le Grand Maclu

4.8

(50)

2,752

runners

131

runs

Jogging around Lac Le Grand Maclu offers a diverse landscape characterized by its namesake glacial lakes, surrounding dense forests, and varied terrain. The region features a network of running routes that traverse alongside tranquil waters and ascend to scenic viewpoints. Runners can expect a mix of flat lakeside paths and more challenging trails with moderate elevation changes, providing options for different fitness levels. The area is known for its unique aquatic environment formed by glacial moraine deposits, including alpine meadows…

Last updated: July 6, 2026

5.0

(1)

103

runners

#1.

Petit Maclu Lake – Grand Maclu Lake loop from Le Frasnois

12.0km

01:22

160m

160m

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

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Hard

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

Hard
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Easy run. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

Easy

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

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

Hard
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Tips from the Community

Kristian
September 1, 2025, Petit Lac Maclu

The smaller of the two Maclu Lakes, with an easy hiking trail along its shore.

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5

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Kristian
September 1, 2025, Lac du Grand Maclu

Small, rocky stretch of beach that you can climb down to, as well as good views of Lac Le Grand Maclu.

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5

0

Kristian
September 1, 2025, Coin du grand Maclu

Water access with beautiful views of Lac Le Grand Maclu.

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4

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Beautiful view through a clearing onto Lac Le Grand Maclu.

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5

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View of Lac du Narlay from the edge of the forest.

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6

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Beautiful view of Lac de Narlay from the hiking trail.

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6

0

A waterfall with a larger pool and a smaller cascade in a beautiful setting. In front of it is a small stone lynx statue.

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6

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Waterfall at the ruins of a former mill.

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7

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Frequently Asked Questions

How many running routes are available around Lac Le Grand Maclu?

The region offers a wide selection of running trails, with over 130 routes mapped on komoot. This includes 9 easy routes, 81 moderate options, and 46 more challenging paths, catering to various fitness levels.

Are there easy running routes suitable for beginners or a relaxed jog?

Yes, there are 9 easy running routes around Lac Le Grand Maclu. A great option for a gentle jog is the Around Lake Narlay – Lake Narlay Loop loop from Le Frasnois, which is 2.4 miles (3.9 km) long and features tranquil lakeside paths.

What are the typical distances for running trails in this area?

Running routes around Lac Le Grand Maclu vary significantly in distance. You can find shorter loops like the 2.4-mile (3.9 km) Around Lake Narlay – Lake Narlay Loop loop from Le Frasnois, up to longer, more demanding trails such as the 15.4-mile (24.8 km) Four Lakes Viewpoint – Three Lakes Viewpoint loop from Le Frasnois.

Are there any circular running routes around the lakes?

Many routes in the Lac Le Grand Maclu area are circular, allowing you to start and finish in the same location. For example, the Lake Ilay – Petit Maclu Lake loop from Le Frasnois is a moderate 5.4-mile (8.7 km) circular trail that takes you around these beautiful lakes.

What kind of scenery can I expect on the running trails?

The running trails offer diverse scenery, characterized by the region's numerous lakes, dense woodlands, and elevated viewpoints. You can expect paths alongside tranquil waters, through forested sections, and routes that ascend to panoramic vistas like those from Pic de l'Aigle.

Are the running routes around Lac Le Grand Maclu suitable for families?

While specific 'family-friendly' designations aren't always available, the region's 9 easy routes are generally suitable for families looking for a less strenuous jog. These often feature flatter, well-maintained paths, particularly those closer to the lake shores.

Can I bring my dog on the running trails?

Many trails in natural areas like Lac Le Grand Maclu are dog-friendly, especially if your dog is well-behaved and kept on a leash. It's always recommended to check local signage for any specific restrictions, particularly in nature reserves or protected areas.

What do other runners say about the trails in Lac Le Grand Maclu?

The running routes in Lac Le Grand Maclu are highly regarded by the komoot community, with an average score of 4.8 stars from over 40 reviews. Runners often praise the varied terrain, the stunning lake views, and the well-maintained paths that make for an enjoyable experience.

Are there any viewpoints along the running trails?

Yes, several running routes offer spectacular viewpoints. The Pic de l'Aigle loop from La Chaux-du-Dombief, for instance, is known for its panoramic views from Pic de l'Aigle after a steady climb.

What is the best time of year for jogging around Lac Le Grand Maclu?

The region is beautiful year-round, but spring and autumn offer pleasant temperatures and vibrant scenery, making them ideal for jogging. Summer can be warm, so early mornings or late evenings are best. Winter jogging is possible, but some trails might be icy or muddy, requiring appropriate footwear.

Are there any cafes or places to get refreshments near the running routes?

While specific cafes directly on every trail are rare, the villages surrounding Lac Le Grand Maclu, such as Le Frasnois and La Chaux-du-Dombief, offer options for refreshments and meals. It's advisable to carry water, especially on longer runs.

Is public transport available to access the jogging routes?

Public transport options directly to trailheads might be limited in this natural area. It's generally recommended to check local bus schedules for services to nearby villages like Le Frasnois or La Chaux-du-Dombief, from where many routes begin. Driving and parking are often the most convenient ways to access the trails.

Where can I find parking for the running trails?

Parking is typically available in the villages adjacent to the lakes, such as Le Frasnois or La Chaux-du-Dombief, which serve as common starting points for many routes. Look for designated parking areas near trailheads or village centers.

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