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France
Hauts-De-France
Boulogne-Sur-Mer

Saint-Martin-Boulogne

Top 5 Castles around Saint-Martin-Boulogne

Best castles around Saint-Martin-Boulogne are found in the Pas-de-Calais department of France, offering a blend of historical significance and architectural interest. The region features structures ranging from medieval fortifications to 19th-century mansions. These sites provide insights into the area's past, including its defensive role and aristocratic heritage. Many castles are situated amidst parks and natural landscapes, contributing to the scenic appeal of the Opal Coast.

Best castles around Saint-Martin-Boulogne

  • The most popular castles is Fort d'Ambleteuse, a historical site…

Last updated: June 29, 2026

Fort d'Ambleteuse

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This fort is the only one left of the seven that defended the coast of Boulogne.
In 169, the English king James II, chased away by his subjects, came ashore …

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Hardelot Castle

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This neo-Gothic mansion is located in front of the lake of mirrors. It was built in the 19th century by Sir John Hare, who drew inspiration from Windsor Castle but …

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The Château de Boulogne-sur-Mer, built in the 13th century, is an imposing medieval fortress which was transformed into a museum in 1825. Today, it houses the Musée de Boulogne-sur-Mer, where …

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Boulogne Castle

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The Château-musée d'Aumont is a former medieval fortress from the 13th century, which was later converted into a museum. The castle is located in Boulogne-sur-Mer, France and is named after …

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Souverain Moulin Castle

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Château Souverain Moulin is located in Pittefaux in the department of Pas-de-Calais in the Hauts-de-France region. The castle was built under Louis XIII between 1624 and 1645 for Philippe de …

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Pauline
May 23, 2025, Château de Boulogne

nice place to visit

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Boulogne sur Mer castle museum

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The Château de Boulogne-sur-Mer, built in the 13th century, is an imposing medieval fortress which was transformed into a museum in 1825. Today, it houses the Musée de Boulogne-sur-Mer, where varied collections ranging from from Egyptian archeology to local earthenware, including Greek and Roman objects of art. Visitors can explore its well-preserved walls offering panoramic views of the old town and the surrounding coast.

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The Château-musée d'Aumont is a former medieval fortress from the 13th century, which was later converted into a museum. The castle is located in Boulogne-sur-Mer, France and is named after the Aumont family, who bought the castle in the 17th century. The castle has been a historic monument since 1926 and has since been restored and converted into a museum of art and archaeology. The museum has an extensive collection of artefacts and archaeological finds from the region, including Roman and medieval artefacts.

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Fort Mahon, known as Fort Vauban or Fort Ambleteuse, was built around 1680 by the architect Vauban to protect against invasions.

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The Château d'Hardelot is dedicated to promoting the history of relations between France and England. The mansion houses a collection of 19th century English furniture and decorative art. The castle is open from Tuesday to Sunday, from 10:00 a.m. to 12:30 p.m. and from 1:30 p.m. to 6:00 p.m.

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Château Souverain Moulin is located in Pittefaux in the department of Pas-de-Calais in the Hauts-de-France region. The castle was built under Louis XIII between 1624 and 1645 for Philippe de Crequy and served as a hospital under Napoleon 1st2. Charles de Béthune added a floor to it between 1843 and 1847.

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From 01/07/2023 to 31/08/2023 open on Saturdays, Sundays between 2:30 p.m. and 6:00 p.m.

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Frequently Asked Questions

What are the most popular castles and historical sites around Saint-Martin-Boulogne?

Visitors frequently enjoy exploring Fort d'Ambleteuse, a unique historical site that is sometimes surrounded by the sea at high tide. Another favorite is Hardelot Castle, a 19th-century neo-Gothic mansion built on 13th-century foundations. The Boulogne Castle, a former medieval fortress now housing a museum, is also highly appreciated.

Are there any castles in Saint-Martin-Boulogne that offer accommodation or a unique stay?

Yes, the Château du Denacre, located within Saint-Martin-Boulogne, serves primarily as a rental property. It offers a luxurious and historic accommodation experience with extensive grounds, including a magnificently wooded park and a 300-year-old chestnut tree. It's an ideal base for a stay on the Opal Coast.

Which castles in the region have significant historical or architectural features?

The Boulogne-sur-Mer Castle and Museum is a major part of the medieval history of Boulonnais, built upon Roman walls, and now houses a museum. The Château de Moulin l'Abbé in Saint-Martin-Boulogne features a 14th-century hall with a sculpted door, though it is a private property and not open to the public. Souverain Moulin Castle, built between 1624 and 1645, also holds historical significance, having served as a hospital under Napoleon I.

Are there family-friendly castles to visit near Saint-Martin-Boulogne?

Yes, several castles and historical sites are considered family-friendly. Fort d'Ambleteuse, Hardelot Castle, and Boulogne Castle are all noted as suitable for families, offering engaging experiences for all ages.

What kind of outdoor activities can I do near these castles?

The region around Saint-Martin-Boulogne offers various outdoor activities. You can find numerous running trails, mountain biking routes, and cycling tours that pass by or are close to these historical sites. For example, there are MTB routes near Hardelot Castle and Fort d'Ambleteuse.

Are there any castles that are particularly known for their gardens or natural surroundings?

The Château du Denacre in Saint-Martin-Boulogne is renowned for its extensive and magnificently wooded park, featuring a beautiful body of water and a chestnut tree over 300 years old. The Château de la Caucherie, also in Saint-Martin-Boulogne, is notable for its restored gardens, which are considered precious witnesses of a great era despite past destruction from World War II.

What is the best time of year to visit castles around Saint-Martin-Boulogne?

While specific opening hours vary by site, visiting during spring or summer generally offers pleasant weather for exploring the castle grounds and surrounding areas. This allows for comfortable walks and enjoying the natural landscapes, such as the parks and coastal views.

Can I find viewpoints near the castles in this region?

Yes, Boulogne Castle, a former medieval fortress, offers panoramic views of the old town and the surrounding coast from its well-preserved walls. Fort d'Ambleteuse also provides views of the entrance to the port of Boulogne and, on clear days, even the English cliffs.

Are there any castles that are also museums?

Yes, the Boulogne-sur-Mer Castle and Museum is a prominent example. This 13th-century medieval fortress was transformed into a museum in 1825 and houses varied collections, including Egyptian archaeology, local earthenware, and Greek and Roman art objects.

What do visitors enjoy most about the castles around Saint-Martin-Boulogne?

Visitors particularly appreciate the blend of historical significance and architectural interest. Many enjoy the unique settings, such as Fort d'Ambleteuse being accessible at low tide, and the preserved beauty of sites like Hardelot Castle. The opportunity to explore ancient fortifications and learn about the region's past is a major draw.

Are there any hidden gem castles or lesser-known historical sites worth exploring?

While some castles like Château de Moulin l'Abbé are private, the region offers other less prominent but historically rich sites. Souverain Moulin Castle in Pittefaux, built in the 17th century, offers a glimpse into the area's aristocratic heritage and architectural evolution, making it a worthwhile discovery for those interested in deeper historical context.

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