Parc de Wisterzée

Parc de Wisterzée is a historic landscape park in Court-Saint-Étienne, in Walloon Brabant, wrapped around an eye-catching mansion built in a Flemish Renaissance style. It's a place where 19th-century industrial-era architecture and decades of landscape gardening come together into a quiet green space right next to the town centre.

Where does the name come from, and what stood here before?

Court-Saint-Étienne was once a fief of the county of Namur, and in the Middle Ages the site was occupied by a fortified castle. That earlier stronghold has long since disappeared, and nothing of it survives in the structure visitors see today. What is now known as Wisterzée is an entirely different, much later creation, built during the 19th-century fashion for grand residences set in sprawling parks.

How was the château built?

The current building was erected in 1874 at the initiative of a notary named Debroux. It was designed in a style echoing Flemish Renaissance architecture, a choice typical of upper-class residential buildings of the period. The facades stand out for their striking polychromy: red brick combined with bluish stone (petit granit) and light-coloured stone create a distinctive, layered look characteristic of the era. Today the building houses the Institut Technique Provincial (ITP), a school, and several additional educational buildings now stand around the park as well.

How did the park take shape?

The park itself has a separate history, older than the current château. Its landscaped layout dates back to around 1805, when it was created at the request of General Albert Goblet d'Alviella. Several very old trees from that period still stand near the château today, including an impressive purple beech and a silvery lime tree — living traces of the original design.

Much of the park's present form, however, dates from later, composed in the early 1890s at the initiative of Count Eugène Goblet d'Alviella. He worked with landscape architect Louis-Léopold van der Swaelmen, one of the notable figures in Belgian garden design of that era. Their collaboration produced the expansive park layout that survives to this day and remains one of the region's more valuable green spaces.

Why is the park protected?

Because of its landscape and historical value, Parc de Wisterzée was listed as a protected site on 7 July 1976. That designation reflects that this isn't simply municipal greenery — the mature trees, the network of paths, and the views toward the château are treated as a heritage ensemble worth preserving as a whole.

Frequently asked questions

Can visitors go inside the château? The building is occupied by a school (Institut Technique Provincial), so access to the interior is tied to the school's educational use rather than tourist visits.

What's worth seeing in the park itself? The oldest trees near the château — including the purple beech and the silvery lime — along with the 19th-century path layout designed by van der Swaelmen.

Where exactly is the park located? In Court-Saint-Étienne, in the province of Walloon Brabant, close to the town centre.

Does the park have protected status? Yes, it was classified as a protected green site in 1976.