Chastre is both a rural town and a residential one, with a population of 6,942 inhabitants grouped around seven ancient villages: Chastre, Villeroux, Blanmont, Cortil, Noirmont, Gentinnes and Saint-Géry. In the South, it is crossed by the ancient Chaussée Brunehaut, a Roman road which links Bavai to Cologne.

Court-Saint-Etienne is a town with 9,850 inhabitants and is located over an area of nearly 2,700 hectares, a third of which is woodland.

Mont-Saint-Guibert, is a rural and residential town and it brings together the ancient towns of Corbais, Hévillers and Mont-Saint-Guibert. Together they cover an area of 2,000 hectares with 6,800 inhabitants.

Villers-la-Ville is a town located within the confines of the Walloon Brabant area with fields on one side and woods on the other.

Walhain, a town born out of a merger of the villages of Walhain-Saint-Paul, Tourinnes-Saint-Lambert, Nil-Saint-Vincent and Nil-Saint-Martin is crossed by a charming little river known as the Hain upstream of the village and the Nil downstream of it.