Rixensart is a municipality of Wallonia located in the Belgian province of Walloon Brabant. On January 1, 2018, Rixensart had a total population of 22,401. The total area is 17.54 km² which gives a population density of 1,277 inhabitants per km².
The municipality consists of the following former municipalities, now districts: Rixensart, Rosières, and Genval. Genval-les-Bains is a local beauty spot, a 100-year-old lake with a fountain, and framed by trees, houses and restaurants. Rixensart is home to the beautiful private-owned Château de Rixensart.
Wikipedia https://en.wikipedia.org/wiki/Rixensart
Coordinates 50°42'44.124" N 4°31'17.838" E