Boutersem (Dutch pronunciation: [ˈbʌutərsɛm] ⓘ) is a municipality located in the Belgian province of Flemish Brabant.

The municipality now comprises the towns of Boutersem proper, Kerkom, Neervelp, Roosbeek, Vertrijk and Willebringen.

On January 1, 2006, Boutersem had a total population of 7,532.

The total area is 30.75 km2 which gives a population density of 245 inhabitants per km2.

This Flemish Brabant location article is a stub.