4.6
(41)
1,296
runners
135
runs
Jogging in Réserve Naturelle Du Marais De Lavours offers routes through a 474-hectare alkaline marsh, characterized by wet meadows, reed beds, and peat bogs. This unique landscape, formed by the Rhône glacier, is fed by 200 springs. A notable feature for running is a 0.7 to 0.9 mile (1.2 to 1.5 km) wooden pathway on stilts, providing a flat and accessible surface through the marsh. The reserve is situated at the foot of the Grand Colombier, with some running routes…
Last updated: May 20, 2026
26
runners
14.4km
01:58
660m
660m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
29
runners
17.8km
01:51
80m
80m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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7
runners
10.1km
01:08
190m
190m
Hard run. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
6
runners
10.1km
01:06
50m
50m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
11
runners
12.2km
01:28
320m
320m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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Popular around Réserve Naturelle Du Marais De Lavours
Great atmosphere in this charming little village.
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Culoz station is served daily by numerous regional trains (TER) from the Auvergne-Rhône-Alpes region. It marks the arrival point of the Grandes Traversées du Jura (Great Crossings of the Jura).
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The four-kilometer-long canal serves as a natural outlet for the waters of Lake Bourget toward the Rhône, and vice versa when the river is in flood. Over the years, it has been widened, rectified, and cleaned to improve the passage of commercial and passenger ships. In the last century, this was an important trade route.
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Between the Grand Colombier massif and the Rhône, incredible panoramas from the vineyards and the bends, a surprising historic district to visit during guided tours and an ideal body of water to cool off after a bike ride.
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By mountain bike, you can go up to Colombier via the GR, very nice!
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The canal winds from Portout to Chanaz for almost four kilometers. This peaceful and pleasant setting attracts many boaters who enjoy the gentleness of its banks.
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The reserve offers a diverse range of running terrain. You'll find a unique 1.2 km to 1.5 km long wooden pathway on stilts that provides a flat and accessible surface directly through the marsh. Beyond this, routes can vary from easy walking trails suitable for jogging to more challenging paths with significant elevation gain in the surrounding hilly terrain, especially towards the Grand Colombier.
Yes, the reserve has options suitable for beginners. The wooden pathway on stilts through the marsh is particularly flat and easy, perfect for a gentle jog. Overall, there are 6 easy routes available, offering a less strenuous running experience compared to the more challenging trails that ascend into the surrounding hills.
To protect the delicate ecosystem and rich biodiversity of the Réserve Naturelle Du Marais De Lavours, dogs are strictly forbidden on all trails, even on a leash. This regulation helps preserve the natural environment for its numerous species of flora and fauna.
The wooden pathway on stilts that traverses the heart of the marsh is ideal for scenic runs and wildlife viewing. Along this path, you'll find observation posts and educational panels. The reserve is a significant migratory stopover for over 200 bird species, and you might also spot amphibians, insects, and mammals like wild boar or beaver. For a longer, more challenging run with varied scenery, consider the Savière Canal – Savière Canal loop from Culoz, which offers a flatter experience near water.
Yes, many of the running routes in and around the Réserve Naturelle Du Marais De Lavours are circular. For instance, the challenging Fenestrez – Col du Grand Colombier loop from Culoz and the Culoz station – Culoz loop from Culoz are popular loop options. The wooden stilt pathway within the marsh itself also forms a loop, offering a shorter, immersive experience.
The reserve is accessible year-round, making it suitable for jogging in most seasons. However, the wooden pathway on stilts may be inaccessible during periods of significant flooding. Spring and autumn are particularly pleasant for running, offering mild temperatures and excellent opportunities for birdwatching during migration seasons. Summer can also be enjoyable, but it's always wise to check local weather conditions.
There are over 140 running routes available in Réserve Naturelle Du Marais De Lavours and its immediate surroundings. These routes cater to various fitness levels, ranging from easy paths within the marsh to difficult trails with significant elevation changes.
Yes, free parking is available at Aignoz, which is located at the entrance to the reserve. This makes it convenient for runners to access the trails and the Maison du Marais interpretive center.
The running routes in Réserve Naturelle Du Marais De Lavours are highly rated by the komoot community, with an average score of 4.7 stars from over 50 reviews. Runners often praise the unique experience of the wooden stilt pathway through the marsh, the rich biodiversity, and the variety of terrain available, from flat marshlands to challenging climbs towards the Grand Colombier.
Yes, at the entrance to the reserve in Aignoz, you'll find the Maison du Marais, an interpretive center offering insights into the marsh's history and ecosystem. There's also a picnic area for visitors. Along the wooden stilt pathway, observation posts provide excellent opportunities for birdwatching and learning about the local flora and fauna. For more information about the region, you can visit Bugey Sud Tourisme.
While direct public transport to the reserve's entrance at Aignoz might be limited, the nearby town of Culoz has a train station. From Culoz, you would likely need to arrange for a taxi or check local bus schedules for connections to Aignoz to access the reserve for your run.
The wooden pathway on stilts within the marsh is particularly well-suited for families. It's flat, accessible, and offers an engaging experience with educational panels and observation posts. Its shorter length (1.2 km to 1.5 km) makes it manageable for children, allowing for a pleasant and informative family jog or walk.
Elevation changes vary significantly across the region. Within the marsh itself, routes like the wooden stilt pathway are very flat. However, many routes extend into the surrounding terrain at the foot of the Grand Colombier, featuring substantial climbs. For example, the Fenestrez – Col du Grand Colombier loop from Culoz involves over 4,600 feet (1,400 meters) of ascent, offering a challenging workout for experienced runners.


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