In 1823, Lillois and other municipalities merged into the new municipality of Lillois-Witterzée.
In 1977, Lillois-Witterzée was incorporated into Braine-l'Alleud.
Nearby towns include Braine-l'Alleud 4km (Lillois-Witterzée 0.1km, Witterzée 0.9km and Ophain-Bois-Seigneur-Isaac 2.5km), Nivelles 6.1km (Baulers 3.6km, Thines 5.4km, Monstreux 7.4km and Bornival 7.7km), Ittre 6.9km (Hoog-Itter 4.5km), Genappe 7.3km (Glabais 6.7km, Oud-Genepiën 7km, Loupoigne 7.8km, Houtain-le-Val 8.1km, Ways 8.1km, Houtain-le-Mont 8.3km and Baisy-Thy 9.3km), Braine-le-Château 7.5km (Woutersbrakel 5.9km), Waterloo 7.9km and Lasne 9.8km (Plancenoit 5km, Maransart 7.3km, Couture-Saint-Germain 8.8km and Ohain 9.6km)
Images courtesy of Wikipedia