4.4
(472)
3,066
hikers
134
hikes
Hiking in Espace Naturel Sensible Des Hems Saint-Pol offers trails through a unique wetland ecosystem near Dunkerque. The area features two freshwater lagoon wetlands, spanning 20 hectares, which create diverse habitats including reed bed islands and shallow water pockets. These managed natural spaces are designed for public access, providing well-maintained paths for exploring the rich biodiversity and birdlife. The landscape is characterized by its low elevation and varied aquatic environments.
Last updated: May 14, 2026
4.5
(6)
65
hikers
14.3km
03:36
20m
20m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
5.0
(3)
32
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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5.0
(1)
12
hikers
5.17km
01:18
0m
0m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(1)
5
hikers
4.20km
01:03
0m
0m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4
hikers
7.49km
01:53
10m
10m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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Everything was great. Top-notch organization. Bravo to the organizers.
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A must-see route in the area! Safe and very pleasant place
0
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In the Netherlands called salt marshes or salt marshes
0
0
Very beautiful natural park, with numerous hiking and cycling trails
0
0
There are over 120 hiking routes available in Espace Naturel Sensible Des Hems Saint-Pol. These range from easy strolls to more moderate excursions, catering to various fitness levels.
The area is characterized by its unique wetland ecosystems, featuring two freshwater lagoon wetlands. You'll encounter diverse habitats including shallow water pockets, reed bed islands, and gently sloping banks. These environments are managed to foster rich biodiversity.
The wetlands are a significant site for birdlife, serving as a crucial spot for feeding, wintering, and reproduction. Therefore, spring and autumn are particularly rewarding for birdwatching. However, the well-maintained paths make it accessible and enjoyable throughout the year, with different seasons offering unique natural beauty.
Yes, many trails are suitable for families. The area is designed for public access with well-maintained paths. For an easy and family-friendly option, consider the Fortifications, ramparts – Small lock loop from Gravelines, which is 3.1 miles (5.1 km) long and takes about 1 hour 16 minutes.
While the region research does not explicitly state dog-friendly policies, many natural areas in France allow dogs on leash. It's always recommended to check local signage upon arrival for specific rules regarding pets in this sensitive natural area to ensure the protection of its rich biodiversity and birdlife.
Yes, there are several circular routes. A popular moderate option is the Grand-Fort-Philippe Beach – Sea Hole loop from Gravelines, which is 8.9 miles (14.3 km) and offers coastal views and wetland scenery. For an easier circular walk, try the Old Mill – Polder Park loop from Gravelines, a 2.6 miles (4.2 km) trail.
Espace Naturel Sensible Des Hems Saint-Pol is a haven for birdlife due to its diverse wetland habitats. It's an exceptional spot for birdwatching, with specific structures like cliff-like arrangements created to support swallow populations. The ecological management also fosters a rich array of flora and fauna.
The area is designed for reasoned public access, and as such, parking facilities are typically available near the main access points or trailheads. Specific parking information for individual routes can often be found on the respective Komoot tour pages.
While specific public transport routes directly to the trailheads are not detailed, the area is located near Gravelines and Dunkerque. It is advisable to check local public transport schedules from these towns for connections to the vicinity of Espace Naturel Sensible Des Hems Saint-Pol.
The area is highly rated by the komoot community, with an average score of 4.4 stars from over 440 reviews. Reviewers often praise the unique wetland ecosystems, the rich birdlife, and the well-maintained paths that make exploring this sensitive natural area enjoyable and accessible.
Yes, as an 'Espace Naturel Sensible' (ENS), the site frequently features explanatory panels along trails, offering a learning experience about the local environment and its conservation. Guided visits are also offered to help visitors discover the area, identify birds, and understand its ecological significance. You can find more information on guided visits via Dunkerque Tourisme.
The trails in Espace Naturel Sensible Des Hems Saint-Pol primarily range from easy to moderate. Out of over 120 routes, 82 are classified as easy, 45 as moderate, and only 2 as difficult. This makes the area very accessible for most hikers.


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