On 1st January 2018, there were 4,532,027 buildings in Belgium. The number of buildings in Belgium has increased by 13.5 % since 1995. Over the same period, the number of dwellings has gone up by 23.3 % to 5,464,481 units.
The Flemish Region registers 24.7 % more dwellings, and 14.3 % more buildings.
In the Walloon Region, there are 23.4 % more dwellings and 13.9 % more buildings.
While the increase of the number of buildings is less significant in the Brussels-Capital Region (+0.9 %) than in the two other regions, the number of dwellings has increased by 15.9 %.
The age of the buildings varies greatly from region to region. In Flanders, 31.1 % of the buildings were built after 1981, compared to 20.6 % in Wallonia and only 6.5 % in the Brussels-Capital Region.