4.2
(47)
221
hikers
17
hikes
Hiking around Ergny, France, offers diverse natural features shaped by the Aa river, including prairies, ancient paths, and picturesque valleys. The region features bocages and the elevation of Mont Hurteux, providing varied views and terrain. Ergny is part of the Parc naturel régional des caps et marais d’Opale, ensuring preserved natural beauty and outdoor recreational opportunities. Scenic views of the Aa Valley and its weir are common along many routes.
Last updated: June 27, 2026
4.3
(11)
30
hikers
15.2km
04:09
220m
220m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.7
(3)
17
hikers
27.1km
07:28
450m
450m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

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4.3
(3)
20
hikers
8.68km
02:22
130m
130m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
5
hikers
10.5km
02:50
130m
130m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.7
(3)
5
hikers
6.54km
01:44
60m
60m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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Tunnel under the railway to Mont Pele
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Plate in high-fire sandstone mosaic, made by the Fourmaintraux-Delassus company around 1920 on behalf of the former owner of the café, Adolphe Lignier (former mayor of Desvres). Rue Rodolphe Minguet 2
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Sign in high-fired sandstone mosaic, made by the Fourmaintraux-Delassus company around 1920 in the name of the former owner of the café, Adolphe Lignier (former Mayor of Desvres). 2 Rue Rodolphe Minguet
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There are over 15 hiking routes around Ergny, offering a variety of experiences. These include 3 easy trails, 11 moderate routes, and 3 more challenging options, ensuring there's something for every hiker.
Hiking in Ergny features diverse terrain shaped by the Aa river, including prairies, ancient paths, and picturesque valleys. You'll encounter bocages and experience the elevation of Mont Hurteux, providing varied views and challenges. Scenic views of the Aa Valley and its weir are common.
Yes, Ergny offers several easy trails. For a pleasant walk, consider the Forêt de Montcavrel loop from Mont Tronquoy, which is approximately 6.5 km (4 miles) long and takes about 2 hours to complete through a forested area.
For experienced hikers seeking a challenge, the Weir on the Aa River – Hiking Trail loop from Fauquembergues is a difficult route. This 27.1 km (16.8 miles) path features significant elevation changes and varied terrain, typically taking over 7 hours to complete.
Many of the trails in Ergny are circular, allowing you to start and end at the same point. An example is the Bois Sergelle loop from Nielles-lès-Bléquin, a moderate 8.7 km (5.4 miles) path that leads through the pleasant Bois Sergelle.
The region is rich in natural beauty. You can expect to see the scenic Aa Valley, the weir on the Aa River, and the elevated views from Mont Hurteux. The area is also characterized by bocages and ancient paths, all within the protected Parc naturel régional des caps et marais d’Opale.
The routes in Ergny are highly rated by the komoot community, with an average score of 4.1 stars from over 40 reviews. Hikers often praise the varied terrain, picturesque valleys, and the well-preserved natural beauty of the area.
Yes, many routes provide excellent views of the Aa Valley. The Weir on the Aa River – Hiking Trail loop from Fauquembergues, for instance, offers extensive views of the valley and the river's weir.
Hike durations vary significantly based on the trail's length and difficulty. Shorter, easy routes like the Forêt de Montcavrel loop can take around 2 hours, while longer, more challenging trails such as the Weir on the Aa River loop can take over 7 hours.
Certainly. The Mount Pelée – Through the tunnel loop from Hameau de Campagnette is a moderate 15.2 km (9.4 miles) trail that leads through varied terrain with some elevation, typically completed in about 4 hours and 9 minutes.
Yes, you can find trails that lead through beautiful woodlands. The Bois Sergelle loop from Nielles-lès-Bléquin is a moderate route that takes you directly through Bois Sergelle, offering a pleasant forest experience.
The elevation profiles in Ergny are quite varied. While some routes are relatively flat, others, especially those around Mont Hurteux or along the Aa Valley, feature notable elevation changes, providing a good workout and rewarding views.


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