Castles around Rotselaar offer a glimpse into the region's rich history and architectural heritage. The area, nestled between the hills of Hageland, features a mix of historical sites and natural landscapes. While the original Rotselaar Castle is no longer standing, its historical significance to the Lords of Rotselaar remains. Visitors can explore various castles, some integrated into academic campuses or surrounded by parkland.
Last updated: June 7, 2026
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The Donjon Ter Heyden, also known as the tower of Ter Heyden, is a residential tower in the Belgian town of Rotselaar (province of Flemish Brabant) from the mid-fourteenth century. The donjon was built between 1350 and 1363 by order of Gerard van der Heyden, the then bailiff of the Duchy of Brabant, when he acquired the status and funds through a marriage with a noblewoman to erect a building of such calibre.
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And you are in the right place to start your walk and castle visit...
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Charles-Lambert knight de Maurissens acquired the castle of Pellenberg at the beginning of the 19th century. The De Maurissens family is a noble family, whose roots lie in Switzerland. The oldest male member has held the title of knight since 1822. The current eclectic castle was built in 1916. In 1949, the castle and its park were sold to the Catholic University of Leuven.
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The lords of Heverlee built their first castle here in the 14th century. In the 16th century, the current castle was built in Renaissance style, and in the 19th century it received a major makeover in neo-Gothic style. In 1916, the Duke of Arenberg donated the domain to the university. This green area on the outskirts of Leuven now belongs to KU Leuven and is the campus for Science and Technology.
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In 1916, the Duke of Arenberg donated the domain to the K.U. Leuven, which housed its faculty of applied sciences there. (Tourism Flemish Brabant)
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The Rotselaar region offers a diverse range of castles, from historically significant sites like the vanished original Rotselaar Castle, which was a motte-and-bailey stronghold, to picturesque moated castles such as Horst Castle. You can also explore unique residential towers like Ter Heyden Keep and academic castles like Arenberg Castle, which now serves as a university campus.
Yes, Ter Heyden Keep (also known as Donjon Ter Heyden) is a unique residential tower dating back to the mid-14th century. It stands 30 meters high with six levels and features a stone spiral staircase. Its history includes a period as a brewery, with a beautiful brick chimney still standing as a testament to this past.
Horst Castle is renowned for its picturesque appearance. This idyllic moated castle, dating back to the 13th century, is surrounded by an impressive moat and set between the hills of Hageland, offering a fairytale-like experience.
Yes, Arenberg Castle in Heverlee is a prime example. Originally built in the 16th century and later receiving a neo-Gothic makeover, it now serves as the campus for Science and Technology of KU Leuven. Visitors can appreciate its rich history, impressive architecture, and beautiful green surroundings.
Horst Castle features Brasserie Wagenhuis on-site, making it an ideal spot for refreshments during your visit.
The area around Rotselaar offers various outdoor activities. You can find numerous hiking trails, such as the Demer and Dijle Walk or the Damiaan Trail, which are great for exploring the natural landscapes. For more options, check out the Hiking around Rotselaar guide. There are also dedicated MTB Trails and Running Trails available.
Many castles in the region, including Horst Castle and Ter Heyden Keep, are considered family-friendly. Their historical significance and picturesque settings offer engaging experiences for all ages. The grounds of Arenberg Castle also provide beautiful green spaces for families to enjoy.
Visiting during spring or autumn often provides pleasant weather for exploring the castle grounds and surrounding nature. The lush greenery of spring or the vibrant colors of autumn enhance the picturesque settings of castles like Horst Castle and the parks around Arenberg Castle.
While historic sites can have accessibility challenges, Horst Castle and Arenberg Castle are noted for having some wheelchair-accessible areas, particularly their grounds and surrounding parks. It's always advisable to check specific accessibility details with the individual castle ahead of your visit.
Many castles are nestled within beautiful natural settings. Horst Castle is surrounded by an impressive moat and located in the green valley of the Wingebeek. Arenberg Castle is set within a large park, offering a green area on the outskirts of Leuven. De Maurissens Castle is also surrounded by a landscape park with old and rare trees and a beautiful pond.
The duration of a visit can vary. For a moated castle like Horst Castle, you might spend 2-3 hours exploring the grounds, enjoying the views, and perhaps having a refreshment at the brasserie. For sites like Ter Heyden Keep, which is privately owned, viewing from the exterior and appreciating its unique architecture might take less time, perhaps 1-2 hours. If combining with nearby trails, plan for a half to full day.
While not as widely known as Horst, De Maurissens Castle offers a charming experience. This eclectic country house, rebuilt in 1916, is surrounded by a beautiful 16-hectare landscape park with a pond, making it a peaceful and scenic spot for a visit.


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