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France
Occitania
Argelès-Gazost

Arrens-Marsous

The best running trails around Arrens-Marsous

4.8

(5)

908

runners

38

runs

Jogging around Arrens-Marsous offers a diverse experience within the Hautes-Pyrénées department of France. The region is characterized by its dramatic mountainous terrain, including the Arrens and Ouzom valleys, providing varied inclines and descents. Runners can explore picturesque lakes such as Lac de Soum and Lac de Migouélou, as well as routes through the Bedout pine forest and past natural features like the Doumblas waterfall. Situated partly within the Pyrenees National Park, Arrens-Marsous provides access to well-maintained trails suitable for running.

Best jogging routes around Arrens-Marsous

  • The most popular jogging route is Sanctus Peak – Gourette loop from Arrens-Marsous, a 20.2 miles (32.5 km) trail that takes 5 hours 50 minutes to complete. This challenging route features significant elevation gain through mountainous landscapes.
  • Another top favourite among local runners is Col du Soulor – Soum Lake loop from Col du Soulor, a moderate 9.1 miles (14.6 km) path. This route offers scenic views around Soum Lake with a more gentle elevation profile.
  • Local runners also love the Soum Lake – Soum Lake loop from Arrens-Marsous, a 14.6 miles (23.6 km) trail leading through varied terrain with views of the lake, often completed in about 3 hours 11 minutes.
  • Jogging around Arrens-Marsous is defined by mountainous terrain, serene lakes, and dense forests. The network offers options for different ability levels, from moderate loops to more challenging mountain runs.
  • The routes in Arrens-Marsous are highly rated by the komoot community with an average score of 4.7 stars from 8 reviews. More than 700 runners have used komoot to explore Arrens-Marsous's varied terrain.

Last updated: July 4, 2026

96

runners

#1.

Soum Lake – Pont d'Arrens-Marsous loop from Arrens-Marsous

24.4km

04:28

1,780m

1,780m

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. Sure-footedness, sturdy shoes and alpine experience required.

Hard
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5.0

(1)

69

runners

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard

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

Hard

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

Hard
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Popular around Arrens-Marsous

Hexatrek, the western and central Pyrenees – Between mountains and the ocean

GR 10 – Central Pyrenees crossing the Pyrenees

Tour of the Balaïtous – From passes to lakes

Ridges and valleys – Tour du Val d’Azun in southern France

The most beautiful road bike passes of the Pyrenees

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Road Cycling Routes around Arrens-Marsous

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Hexatrek, the western and central Pyrenees – Between mountains and the ocean

Hiking Collection by

Luc Gesell

Tips from the Community

pepsou
June 22, 2026, Col de l'Hospitalet

The last third of the pass was snowy, but the view over Pouey Lahuns was worth it

Translated by Google

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View of the Pouey Lahuns lake valley

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pepsou
June 1, 2026, Cap d Août

Small summit above the Col du Soulor, offering a magnificent view in clear weather.

Translated by Google

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Dini
October 25, 2025, Lac de Soum

Beautiful walk to do with the family

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Dries
September 29, 2025, Arens-Marsous Village

A good base for mountain bike tours through the Val d'Azun, as there are several parking areas. A pump track has also been built on the edge of the village.

Translated by Google

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Hello, can we sleep in this cabin? Free access ? THANKS

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Dries
August 4, 2024, Cabane de Cantau

small cabin located on the slopes between the col du soulor and the col de couraduque. A good place to take a break.

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Dries
August 4, 2024, Lac de Soum

small lake that can be reached via good slopes.

Translated by Google

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Frequently Asked Questions

How many running routes are available in Arrens-Marsous?

Arrens-Marsous offers a wide selection of routes for runners. There are over 30 dedicated running trails, ranging from moderate to difficult, ensuring options for various skill levels.

What kind of terrain can I expect on the running routes around Arrens-Marsous?

The terrain in Arrens-Marsous is predominantly mountainous, featuring varied inclines and descents through the Arrens and Ouzom valleys. You'll encounter paths through pine forests, around picturesque lakes, and along mountain passes, offering a diverse and challenging running experience.

Are there any family-friendly running routes in Arrens-Marsous?

While many routes are challenging, there are moderate options suitable for families looking for a scenic jog. For example, the area around Lac d'Estaing offers a pleasant setting for a digestive stroll or jog, often with ponies and cows roaming freely. Routes around lakes like Lac de Soum can also be more accessible.

Can I bring my dog on the running trails in Arrens-Marsous?

Arrens-Marsous is partly located within the Pyrenees National Park. While dogs are generally welcome in many areas, specific rules apply within the National Park boundaries, often requiring them to be on a leash. It's always best to check local signage or park regulations for the specific trail you plan to run.

Are there many circular running routes in the area?

Yes, many of the running routes in Arrens-Marsous are designed as loops, allowing you to start and finish at the same point. Examples include the moderate Col du Soulor – Soum Lake loop from Col du Soulor or the more challenging Soum Lake – Soum Lake loop from Arrens-Marsous.

What natural features or viewpoints can I discover while running?

Runners in Arrens-Marsous can enjoy stunning natural beauty. You'll find picturesque lakes like Lac de Soum, Lac de Migouélou, and Lac de Suyen. Routes also lead through the Bedout pine forest and past the Doumblas waterfall. Iconic mountain passes like Col du Soulor and Col d'Aubisque offer panoramic views.

What do other runners enjoy most about jogging in Arrens-Marsous?

The running routes in Arrens-Marsous are highly rated by the komoot community, with an average score of 4.7 stars. Reviewers often praise the dramatic mountainous landscapes, the serene lakes, and the variety of terrain that caters to different fitness levels.

Are there any challenging long-distance running options?

Absolutely. For experienced runners seeking a significant challenge, the region offers several difficult long-distance routes. A notable example is the Sanctus Peak – Gourette loop from Arrens-Marsous, a 32.5 km trail with substantial elevation gain, typically taking nearly six hours to complete.

Where can I park when accessing the running trails?

Many trailheads, especially those near popular starting points like Col du Soulor or the villages themselves, offer designated parking areas. For specific routes, it's advisable to check the route details on komoot for parking information near the starting point.

What is the best season for running in Arrens-Marsous?

The best seasons for running in Arrens-Marsous are generally spring, summer, and autumn. During these months, the weather is more favorable, and trails are typically clear of snow. Summer offers longer daylight hours, while spring and autumn provide cooler temperatures and vibrant scenery. Winter running is possible but may require specialized gear due to snow and ice at higher elevations.

Are there any routes that pass by historical or cultural sites?

Yes, you can incorporate cultural exploration into your run. The village of Arrens-Marsous itself has a rich religious heritage, including the churches of Saint-Pierre d'Arrens and Saint-Martin de Marsous, and the chapel Notre Dame de Pouey-Laün. Some routes may pass near these sites, allowing for a blend of physical activity and cultural discovery.

Are there any moderate running routes for those not seeking extreme challenges?

Certainly. While the region is known for its difficult mountain runs, there are also moderate options. The Col du Soulor – Soum Lake loop from Col du Soulor is a popular moderate route offering scenic views with a more gentle elevation profile, perfect for a rewarding run without extreme demands.

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