Orp-Jauche

Orp-Jauche (; ; ) is a municipality of Wallonia located in the Belgian province of Walloon Brabant. The 2021 Belgium census shows Orp-Jauche to have a total population of 9,001, an increase of almost 9 per cent over the 8,261 at the 2011 census. The total area is 50.8 km² , giving a population density for 2021 of 177 inhabitants per km².

Folx-les-Caves (); in Walloon Få-les-Cåves or Fô-les-Cåves) is a village in the Belgian municipality of Orp-Jauche located in Wallonia in the province of Walloon Brabant.