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France
Hauts-De-France
Saint-Omer

Etangs Du Romelaëre

The best walks and hikes around Etangs Du Romelaëre

4.5

(1292)

7,512

hikers

466

hikes

Hiking trails around Etangs Du Romelaëre are situated within a National Nature Reserve, characterized by a distinctive aquatic environment. The landscape features a network of ponds, rivers, reedbeds, wet meadows, and peat woods, originating from 19th-century peat bogs. This area offers varied terrain for walking, with minimal elevation changes across its 100 hectares. It is recognized for its rich biodiversity and well-maintained facilities for outdoor activities.

Best hiking trails in Etangs Du Romelaëre

  • The most popular hiking route is Le…

Last updated: May 12, 2026

4.7

(118)

492

hikers

#1.

Le marais audomaroiss — loop from Clairmarais in the parc naturel régional des Caps et marais d'Opale

7.60km

01:55

10m

10m

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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Easy

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

Easy
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Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Moderate

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Moderate

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Moderate
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Tips from the Community

Marine - La Ch’tite Randonneuse 🥾
January 24, 2026, Réserve Naturelle des Étangs du Romelaëre

Closed until March 15th

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Please note: closed until March 15th

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The Barrière Flamande is a gate whose top beam, which holds the entire gate together, is made from a single piece of wood, with the stump acting as a counterweight. Well-balanced on its pivot point, this gate opens effortlessly.

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starting point for quite a few hikes

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Sylvie
August 1, 2025, Une tourbière

peat bog information

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nature reserve where you can take a short circular walk (1 hour) and go to the observatory

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sign with tourist information

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here is an information board with all tourist information

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Frequently Asked Questions

How many hiking trails are available in Etangs Du Romelaëre?

There are over 450 hiking routes recorded in Etangs Du Romelaëre on komoot, offering a wide range of options for different preferences and skill levels. These include 224 easy routes, 214 moderate routes, and 18 more challenging trails.

What kind of terrain can I expect when hiking in Etangs Du Romelaëre?

The terrain in Etangs Du Romelaëre is characterized by a distinctive aquatic environment, featuring a network of ponds, rivers (watergangs), reedbeds, wet meadows, and peat woods. The landscape originated from 19th-century peat bogs, resulting in generally flat paths with minimal elevation changes across its 100 hectares. You'll find well-maintained facilities and diverse ecosystems.

Are there accessible hiking paths for people with reduced mobility or wheelchairs?

Yes, Etangs Du Romelaëre offers accessible paths. A 2 km route is specifically adapted for people with reduced mobility, ensuring that a wider range of visitors can enjoy the natural beauty of the reserve.

Can I bring my dog on the hiking trails in Etangs Du Romelaëre?

While the reserve is a protected natural area, dogs are generally permitted on designated trails, often on a leash. It's always best to check local signage or the official website for the most current regulations regarding pets within the National Nature Reserve to ensure a pleasant visit for everyone and to protect the wildlife. You can find more information on the official tourism site: tourisme-saintomer.com.

What wildlife can I expect to see while hiking in Etangs Du Romelaëre?

Etangs Du Romelaëre is a significant biodiversity hotspot, making it excellent for wildlife observation. You can expect to see around 200-230 species of birds, including the Grey Heron, Little Bittern, Bittern, Marsh Harrier, Kingfisher, and Cormorant. Observatories are strategically placed along trails for viewing. The reserve also hosts 17 species of fish, numerous insects, and approximately 200-250 species of plants, some rare.

Are there any notable natural features or landmarks to look out for?

Absolutely. The reserve itself, known as the Romelaëre Ponds Nature Reserve, is a primary feature with its unique aquatic landscape of ponds, reedbeds, and peat woods. You can also visit the Romelaëre Ponds Observatory for birdwatching, or explore the Chain tray, a river feature. Don't miss the educational center, La Grange Nature in Clairmarais, which offers interactive exhibits about the region's flora and fauna.

Are there many circular hiking routes in the area?

Yes, many of the hiking routes in Etangs Du Romelaëre are circular, allowing you to start and end at the same point. For example, the popular Le marais audomaroiss — loop from Clairmarais is an easy 7.6 km circular trail. Another option is the From one bank to the other – Ferry crossing loop from Clairmarais, a moderate 15.8 km loop.

What is the best time of year to go hiking in Etangs Du Romelaëre?

Etangs Du Romelaëre offers a unique experience year-round. Spring and summer are ideal for observing lush flora, including extensive water lily beds, and active birdlife. Autumn brings beautiful colors to the peat woods. Even in winter, the reserve can be tranquil and offer different wildlife viewing opportunities. The well-maintained trails make it accessible in most conditions.

Where can I park when visiting Etangs Du Romelaëre for a hike?

Parking facilities are generally available near the main entrances and trailheads of the reserve, particularly around Clairmarais, which serves as a common starting point for many routes. Specific parking information can often be found on local tourism websites or by checking the starting points of individual komoot tours.

What do other hikers say about the trails in Etangs Du Romelaëre?

The trails in Etangs Du Romelaëre are highly rated by the komoot community, with an average score of 4.5 stars from over 1,100 reviews. Hikers often praise the unique aquatic environment, the rich biodiversity, and the well-maintained paths that make for enjoyable walks and excellent wildlife observation opportunities.

Are there options for longer, more challenging hikes?

While many routes are easy to moderate, there are options for longer hikes. For instance, The Nature Barn – Clairmarais Forest loop from Clairmarais is a moderate 17.7 km route that takes around 4 hours 30 minutes to complete. The reserve also has 18 routes classified as difficult, offering more extended exploration of the diverse landscapes.

Is there an educational center nearby to learn more about the reserve?

Yes, La Grange Nature in Clairmarais serves as an educational center. It features interactive exhibits, an educational garden, and a child-friendly museum, providing an excellent opportunity to deepen your understanding of the region's rich flora and fauna before or after your hike.

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