Grimbergen is a municipality in the Belgian province of Flemish Brabant, 10 km north of the capital Brussels. It comprises the towns of Beigem, Grimbergen, Humbeek and Strombeek-Bever. In 2017, it had a population of 37,030 and an area of 38.61 km2, giving a population density of 959 inhabitants per km2.
