Londerzeel (Dutch pronunciation: [ˈlɔndərzeːl]) is a municipality located in the Belgian province of Flemish Brabant.

The municipality comprises the towns of Londerzeel proper, Malderen, Steenhuffel (home of Palm Breweries) and Sint-Jozef.

The total area is 36.53 km2 which gives a population density of 510 inhabitants per km2.

Londerzeel has been twinned with Gladenbach (Germany) since 2010.

This Flemish Brabant location article is a stub.