Posterholt (Limburgic: Postert) is located roughly 10 kilometres south of the city of Roermond on the German border. The village has approximately 4,000 residents and is characterised by its elongated design.

The area surrounding Posterholt is a combination of rural landscape and woodland. In the surrounding woodland areas you will find the Aerwinkel Castle Bungalow Holiday Park. There are a great many hills in the area, with altitude variations of up to 20 metres. The name Posterholt literally means ‘higher located wood’.