4.4
(657)
4,286
riders
26
rides
No traffic touring cycling routes around Cayeux-Sur-Mer are characterized by a largely flat terrain, making the region accessible for various cycling abilities. The area encompasses the Baie de Somme, featuring diverse landscapes such as marshes, dunes, and pebbly shores. A notable feature is the nearly 2-kilometer-long wooden boardwalk along the vast pebble beach. These physical features provide varied scenic backdrops for cycling.
Last updated: August 5, 2026
4.4
(16)
69
riders
58.7km
03:59
300m
300m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.3
(15)
63
riders
56.9km
03:49
300m
300m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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4.7
(53)
344
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.7
(43)
345
riders
11.8km
00:42
10m
10m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
4.4
(62)
275
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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It is wonderful to stroll here, to watch the people with the chalk cliffs in the background
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The traces of the Second World War are still omnipresent, even after 80 years.
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Great swimming and surfing beach. Small town with lots going on.
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The bunker looks bizarre. Unfortunately it was high tide and no seals were to be seen
2
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Ault is an impressive place directly on the cliffs.
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Remains of the Atlantic Wall can be found everywhere on the French coast.
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There are over 25 dedicated no-traffic touring cycling routes around Cayeux-Sur-Mer, offering a variety of distances and difficulties for cyclists to explore the beautiful Baie de Somme region.
Yes, Cayeux-Sur-Mer is ideal for families and beginners due to its largely flat terrain. Many routes are considered easy, with 21 routes specifically rated as easy. A great option is the German bunker at Hourdel – Blockhaus du Hourdel loop from Cayeux sur Mer-Brighton Plage, which is relatively short and offers pleasant coastal views.
The no-traffic routes around Cayeux-Sur-Mer offer diverse landscapes, including marshes, dunes, and pebbly shores. You'll cycle through the wild nature of the Baie de Somme, with opportunities to spot wildlife and enjoy coastal views. The famous pebble beach and its long wooden boardwalk also provide unique scenery.
Yes, many routes are designed as loops. For example, the Blockhaus du Hourdel – Le Hourdel Lighthouse loop from Le Hourdel offers a scenic circular ride, allowing you to return to your starting point without retracing your path.
You'll find several interesting sights. The White Route of the Bay of Somme is a car-free path offering views of wild plants and the Baie de Somme, where seals can often be spotted. The Le Hourdel Lighthouse is another significant landmark accessible by bike. Further afield, the dramatic Ault Chalk Cliffs provide stunning coastal vistas.
While direct public transport to every trailhead might be limited, the region offers a unique option: the Chemin de Fer de la Baie de Somme (Bay of Somme Railway). This steam train runs between Saint-Valery-sur-Somme and Cayeux-sur-Mer, and you can load your bike onto it, providing an interesting way to access different parts of the bay.
The best season for touring cycling in Cayeux-Sur-Mer is generally spring through early autumn (April to October). During these months, the weather is typically mild and pleasant, making for comfortable riding conditions and better opportunities for wildlife spotting, especially migratory birds and seals.
While the region is known for its gentle terrain, there are routes that offer a longer distance, such as the Baie de Somme South Coast Loop, which covers nearly 60 km. There is also one route rated as difficult, providing a greater challenge for those seeking it.
Parking is generally available in Cayeux-Sur-Mer and other towns along the Baie de Somme, such as Le Hourdel or Saint-Valery-sur-Somme. Look for designated public parking areas, especially near popular attractions or town centers, which often serve as convenient starting points for cycling routes.
The area is highly rated by the komoot community, with an average score of 4.4 stars. Reviewers often praise the peaceful, car-free paths, the stunning natural beauty of the Baie de Somme, and the opportunities for wildlife observation, particularly the seal colonies.
Yes, the White Route of the Bay of Somme, which runs from Pointe du Hourdel, is an excellent choice. Pointe du Hourdel itself is known as an ideal spot for observing the local seal colonies, and cycling along this route often provides views of them.


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