4.4
(245)
5,128
riders
354
rides
Road cycling around Saint-Mars-De-Coutais offers diverse landscapes, including waterside views, marshlands, and rural countryside. The region is characterized by its proximity to Lac de Grand-Lieu, France's second-largest ornithological reserve, and the Marais de Machecoul, providing flat and tranquil routes. Cyclists can expect a mix of bocage, vineyards, and dedicated cycling paths along rivers like the Acheneau.
Last updated: May 24, 2026
21
riders
77.1km
03:14
310m
310m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(2)
13
riders
62.4km
02:48
200m
200m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

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12
riders
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(1)
10
riders
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
10
riders
27.1km
01:12
170m
170m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
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You can pass only on one side. You can go up. But down is forbidden.
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Beautiful little church. Worth going inside.
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Superb walk along the lake
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perfect path for mountain biking while visiting the beautiful landscapes of the region.
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a stop at the bakery is essential
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The largest natural plain lake and the second largest ornithological reserve in France, Lake Grand-Lieu offers magnificent lakeside landscapes. Here, you have to get off your bike to get as close as possible to its waters.
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A lovely viewpoint shared with the marsh on one side and Bourgneuf Bay on the other.
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There are over 360 road cycling routes documented around Saint-Mars-De-Coutais on komoot, offering a wide variety of options for cyclists of all levels.
The Saint-Mars-De-Coutais region is generally flat, making it suitable for less strenuous rides. Routes often traverse marshlands, lakeside paths, and agricultural areas, with moderate elevation gains. For example, the Port du Collet – Marais de Lyarne loop, a 77.1 km route, features an elevation gain of around 311 meters.
Yes, the region offers many routes with an "easy" difficulty level, perfect for beginners or family outings. The overall flat landscape and network of mostly paved surfaces, including small communal roads and agricultural paths, contribute to a relaxed cycling experience. The "Vélo et Fromages" route, which starts in Saint-Mars-de-Coutais, is noted for its "easy" difficulty.
Road cycling routes often provide stunning views of the Lac de Grand-Lieu, one of France's largest natural lakes and a significant ornithological reserve. You'll also encounter the biodiverse Marais de Grand-Lieu (marshes), serene forests like "Bois Charrette," and picturesque vineyards. The Acheneau and Tenu rivers further enhance the natural beauty, offering chances to observe aquatic flora and fauna.
Yes, beyond the natural beauty, you can discover historical and cultural points of interest. The 15th-century Manoir de Saint-Mars, located along the Tenu river, adds a touch of historical intrigue. Some routes also pass by highlights like the Le Pellerin Ferry or the Bethlehem Chapel.
The road cycling routes in Saint-Mars-De-Coutais are highly rated by the komoot community, with an average score of 4.3 stars from over 220 reviews. Cyclists often praise the diverse landscapes, including waterside views, marshlands, and tranquil rural countryside, as well as the well-maintained paths suitable for road bikes.
Yes, many of the routes are designed as loops, allowing you to start and end at the same point. Examples include the Martinière Canal – Le Pellerin Ferry loop and the Le Tenu – Route de la Berderie loop, which offer varied experiences through the region's landscapes.
The region offers a dynamic environment that changes with the seasons. Spring and autumn generally provide pleasant temperatures and beautiful scenery, from spring flora around Lac de Grand-Lieu to vibrant autumn colors. Summer is also popular, though some shaded paths in forests like "Bois Charrette" can offer respite from the sun.
While specific parking locations are not detailed for every route, Saint-Mars-de-Coutais is a commune well-suited for outdoor activities, implying that parking facilities are generally available in and around the village centers or at popular starting points for trails. It's advisable to check local signage upon arrival.
Yes, some routes incorporate unique experiences like ferry crossings. For instance, the Martinière Canal – Le Pellerin Ferry loop includes a ferry crossing, adding an interesting element to your ride. You can also find highlights like the Loire River Ferry Crossing in the wider area.
While specific cafes or pubs directly on every route are not listed, Saint-Mars-de-Coutais and nearby villages offer amenities. Many routes pass through or near communal areas where you can find establishments to refuel. The "Vélo et Fromages" route, for example, suggests a focus on local produce and experiences, implying opportunities for stops.


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