The Slot

Le Slot – Het Slot is a modest but historically significant heritage site in Woluwe-Saint-Lambert (Sint-Lambrechts-Woluwe), one of the municipalities of the Brussels-Capital Region. Its Dutch name translates literally to "castle" or "moated stronghold", and the building is the only surviving fragment of the original fortified residence built for the feudal lords who once ruled over Woluwe. While the structure today looks nothing like an imposing fortress, it still carries traces of a much older, medieval and early-modern past.

How old is this building really?

The building's current form dates back to around 1500, when it replaced a series of earlier constructions on the same site. Traces of settlement here reach as far back as the late 13th century, making this one of the older inhabited spots in what is now the greater Brussels area. Over the following centuries the property was repeatedly rebuilt and adapted, reflecting the changing needs and tastes of its successive owners.

What role did Het Slot play in local history?

Until the 16th century, Het Slot served as the residence of the territorial lords of Woluwe — the local feudal authority that governed the surrounding land and its inhabitants. Its dual role as a home and an administrative seat made it a natural focal point of political life in the area during that era. As feudal structures across the Southern Netherlands gradually gave way to new social and economic arrangements, the importance of such local seats of power declined, and properties like Het Slot passed through various architectural and ownership changes.

Where exactly is it located?

The building stands at Woluwedal 71 – Vellemolenweg 3, in the heart of Sint-Lambrechts-Woluwe. This places it close to the valley of the Woluwe river, an area historically associated with mills and watercourses that shaped the rural economy of this part of Brabant for centuries before modern urban development took over.

Why is the site protected today?

Given its historical and architectural value, Het Slot was granted heritage protection status on 26 May 1975. This listing was intended to safeguard what remains of the original estate from further deterioration, preserving a rare physical link to the medieval territorial organisation of the region for future generations of residents and visitors alike.

What should visitors know before exploring the area?

For anyone interested in the history of Brussels and its outer municipalities, Het Slot offers an engaging stop that bridges the region's feudal past with its far more urbanised present. It is a place worth pausing at, if only to imagine what daily life looked like in this corner of Brabant long before the modern metropolis grew up around it.

Frequently asked questions

What is Het Slot? It is a former noble residence, the only surviving element of the original castle built for the feudal lords of Woluwe.

When was the current building constructed? Its present form dates from around 1500, although traces of settlement on the site go back to the late 13th century.

What was the building used for historically? Until the 16th century it served as the seat of the territorial lords of Woluwe, who exercised feudal authority over the surrounding lands.

Where exactly is it located? At Woluwedal 71 – Vellemolenweg 3, in the municipality of Sint-Lambrechts-Woluwe (Woluwe-Saint-Lambert) in Brussels.

Is it a protected heritage site? Yes, Het Slot has been under heritage protection since 26 May 1975.