Castles near Köstlach are located in the Haut-Rhin department of Alsace, north-eastern France. While the commune of Kœstlach itself does not feature notable castles, the surrounding region offers several historical sites. This area is characterized by its historical significance and natural landscapes, providing a setting for exploring ancient fortifications. The region provides opportunities for hiking around Köstlach and discovering these landmarks.
Last updated: June 24, 2026
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A very interesting castle ruin. Very nicely located. There is still a lot to see. You can park at the manor farm in the valley below, and there is also a fantastic museum with finds from the castle in the former dairy building. If you want to know more about the castle, feel free to watch our documentary film (incl. archaeological finds). :) https://youtu.be/Cwtbbwm-tlo
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Mörsberg Castle, sometimes called the "Alsatian Pierrefonds," contains impressive remains of the defensive structures surrounding its keep: the flanking tower, which defended the former lodge with several window openings, and the enormous vaulted cellar, more than 50 meters long.
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The view continues towards the Vosges
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Nestled in lush greenery, Morimont Castle was first mentioned in 1183 and controlled the upper Largue valley. It was destroyed during the Thirty Years' War by French troops. The site is currently closed to the public due to work. You will nevertheless be able to tour the ruins and see the interior of the castle and its vaulted cellar through the gates.
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The Château de Ferrette is one of the oldest in Alsace. The ruins of the upper castle offer a superb panorama of the Vosges, the Black Forest and the Jura. The lower castle has several round towers open at the throat and equipped with fire hydrants. Allow 45 to 60 minutes for a self-guided visit to the castle.
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Currently (August 2023) the road is being repaved and the view of the chateau is likely to be obstructed at some point, because the small village of Ferrette is currently still growing here...
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Mörsberg Castle is the ruin of a hilltop castle in southern Alsace, located between the French communities of Oberlarg and Levoncourt in the French-Swiss border area. Since October 1, 1841, it has been listed as a monument historique. The castle, first mentioned in 1183, controlled the high valley of the Largue, one of the connecting roads to Switzerland.
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The view of Chateau de Ferrette, a medieval castle located in the town of Ferrette, France. The castle dates from the 11th century and has served as a fortress and residence throughout its history.
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While there are no notable castles directly within Kœstlach itself, the castles featured in this guide are located in the surrounding region. For example, Ferrette Castle is a prominent historical site nearby, and Château du Morimont is situated in Oberlarg, about 1 km from the Swiss border.
The castles in this region boast rich histories. Ferrette Castle, dating back to around 1100, is one of the oldest in Alsace and was once the seat of the Counts of Ferrette. It later passed to the Habsburgs and suffered damage during the Thirty Years' War. Château du Morimont, first mentioned in 1183, also played a strategic role before its destruction in the Thirty Years' War.
Absolutely. Ferrette Castle offers a deep dive into regional history, from its origins as the County of Pfirt to its connections with the Habsburgs and even the Grimaldi family of Monaco. Its ruins and the surrounding medieval town provide a journey through time. The Löwenburg Ruins also offer a very interesting historical experience, with a museum nearby showcasing archaeological finds.
Many of the castles are suitable for family visits. Ferrette Castle is freely accessible and its ruins can be explored. While Château du Morimont is currently closed for work, you can still tour its ruins from the outside and see the interior through gates, which can be an intriguing experience for older children. The area around the castles often provides opportunities for picnics and walks.
The region around Köstlach offers various outdoor activities, especially cycling. You can find numerous routes that pass by or offer views of these historical sites. For example, there are several cycling tours like the 'Ferrette Castle and Pond – Castle in the Leimental loop' or the 'View of Château de Ferrette – Stadtweiher Pond loop'. You can explore more options in the Cycling around Köstlach guide or the Traffic-free bike rides around Köstlach guide.
Yes, several castles and viewpoints provide excellent vistas. The View of Château de Ferrette highlight is specifically dedicated to offering a scenic perspective of the medieval Château de Ferrette, with views extending towards the Vosges mountains. The Löwenburg Ruins are also noted for their very nicely located position.
Château du Morimont is currently closed to the public due to ongoing work. However, visitors are still able to tour the ruins from the outside and view the interior of the castle and its vaulted cellar through the gates.
Yes, Reinach Castle, a 19th-century historical monument, is currently used as an educational institution, providing school-type, post-Bac, and continuing education.
Access to castles in rural areas like those around Köstlach often benefits from having a car. While some villages near castles might have limited public transport connections, having your own vehicle provides the most flexibility for reaching the sites and exploring the surrounding natural areas.
When visiting castle ruins, especially those like Ferrette Castle or Löwenburg Ruins, comfortable walking shoes with good grip are recommended as you'll likely be exploring uneven terrain. Layers of clothing are also advisable to adapt to changing weather conditions, as many ruins are exposed to the elements.
The villages and towns surrounding the castles, such as Ferrette, often have local cafes, restaurants, or bakeries where you can find refreshments and meals. For instance, Château du Morimont is noted as having a nice picnic and rest area nearby, ideal for bringing your own food.


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