5.0
(2)
81
runners
21
runs
Jogging around Barrage-Réservoir De L'Astarac offers routes through a landscape defined by its distinctive Y-shaped artificial lake, which stretches across the Arrats and Petit Arrats river valleys. The area features wooded hillsides, particularly on the eastern side of the lake, providing varied terrain for runners. A dedicated 3 km fitness trail around the lake is available, offering an accessible path for running amidst natural surroundings. The region is also recognized for its ecological importance as a sensitive natural area.
Last updated: May 21, 2026
1
runners
6.43km
00:45
80m
80m
Moderate run. Good fitness required. Mostly accessible paths. Some sure footedness required.
5.0
(1)
2
runners
13.6km
01:30
160m
160m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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2
runners
8.75km
00:59
90m
90m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
2
runners
13.6km
01:29
200m
200m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
runners
11.5km
01:13
160m
160m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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This artificial lake, whose dam was built in 1976, is a stopover for migratory birds. It is part of the Natura 200 network and a wide variety of migratory birds can be observed here, for example the booted eagle, the red kite, the gray heron and the egrets. A 3 km fitness trail is available.
2
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A very beautiful course in a tunnel of woods, trees and greenery.
2
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This artificial lake, whose dam was built in 1976, is a stopover for migratory birds. It is part of the Natura 200 network and a wide range of migratory birds can be observed here, for example the booted eagle, red kite, gray heron and egrets. A 3 km fitness trail is available.
2
1
Impressive 13th century castle. An association has been working on its rehabilitation since the 2000s. A medieval festival takes place in the village every year.
1
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This very pleasant little road through the woods gives access to a lake.
0
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There are over 20 running routes available around Barrage-Réservoir De L'Astarac, offering a variety of options for different preferences and fitness levels.
Most of the running routes around Barrage-Réservoir De L'Astarac are considered moderate in difficulty, with a few easier options available. This means you can expect some elevation changes and varied terrain, suitable for runners with a basic level of fitness.
Yes, a significant draw for joggers is the presence of a 3 km fitness trail, also known as a 'parcours de santé', located around the lake. This dedicated path provides an accessible and enjoyable route for running amidst natural surroundings.
The landscape is defined by the distinctive Y-shaped artificial lake, stretching over the Arrats and Petit Arrats river valleys. You'll find wooded hillsides, particularly on the eastern side, and from the main dike, you can enjoy exceptional panoramic views of the Pyrénées mountains on clear days. The area is also a sensitive natural area, offering opportunities for birdwatching.
Yes, several routes offer circular paths around the lake. For instance, the Lac de l'Astarac — loop — running from Aussos is a popular 4.0-mile (6.4 km) option, and the longer Lac de l'Astarac loop from Aussos covers 8.4 miles (13.6 km), providing extensive lake and valley scenery.
The running routes around Barrage-Réservoir De L'Astarac are highly rated by the komoot community, with an average score of 5.0 stars. Runners often praise the varied terrain, the beautiful lake views, and the peaceful natural environment that makes for an enjoyable outdoor experience.
Absolutely. The eastern side of the lake is bordered by a wooded hillside, and routes like the Small road in the woods loop from Bézues-Bajon, an 8.9-mile (14.3 km) trail, lead you through these scenic wooded areas, offering shade and a different running experience.
Yes, Barrage-Réservoir De L'Astarac is recognized as a sensitive natural area and part of the Natura 2000 network, making it a crucial migratory stopover and wintering ground for over 160 different bird species. You might spot booted eagles, red kites, grey herons, and egrets. The wooded hillsides are also home to various raptors and forest bats.
The area is enjoyable for jogging throughout much of the year. Spring and autumn offer pleasant temperatures and vibrant natural colors. Summer mornings and evenings are ideal to avoid the midday heat, while the dedicated fitness trail and wooded routes can provide good options even in cooler months.
Yes, for those looking for a longer challenge, routes like the Château de Saint-Blancard loop from Lunax offer a moderate 11.4 km (7.1 miles) run, providing a more extensive exploration of the surrounding landscape.
Yes, for a quicker or easier run, the 3 km fitness trail around the lake is an excellent option. Additionally, the Lac de l'Astarac — loop — running from Aussos is a moderate 4.0-mile (6.4 km) route that can be completed in about 45 minutes, making it suitable for a refreshing jog.


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