Seneffe
| Seneffe | |
|---|---|
| Château de Seneffe | |
| Location of Seneffe | |
| Coordinates: 50°31′N 04°15′E / 50.517°N 4.250°E | |
| Country | Belgium | 
| Community | French Community | 
| Region | Wallonia | 
| Province | Hainaut | 
| Arrondissement | Soignies | 
| Government | |
| • Mayor | Bénédicte Poll (MR) (LB) | 
| • Governing party/ies | LB - Ecolo | 
| Area | |
|  • Total | 63.77 km2 (24.62 sq mi) | 
| Population  (2018-01-01) | |
|  • Total | 11,272 | 
| • Density | 180/km2 (460/sq mi) | 
| Postal codes | 7180, 7181 | 
| NIS code | 55085 | 
| Area codes | 064 | 
| Website | www.seneffe.be | 
Seneffe (French pronunciation: [sənɛf] ⓘ; Walloon: Sinefe) 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.
Seneffe was the site of a battle in 1674 between French and Dutch armies during the Franco-Dutch War.