Seneffe is a municipality of Wallonia located in the province of Hainaut, Belgium.
On 1 January 2006 Seneffe had a total population of 10,743. The total area is 62.77 km² which gives a population density of 171 inhabitants per km².
The municipality consists of the following districts: Arquennes, Familleureux, Feluy, Petit-Rœulx-lez-Nivelles, and Seneffe.
The Château de Seneffe, now a museum belonging to the French Community of Belgium, is located in the municipality.
Wikipedia https://en.wikipedia.org/wiki/Seneffe
Coordinates 50°31'45.319" N 4°15'24.116" E
