Watermael-Boitsfort / Watermaal-Bosvoorde is home to 25,184 inhabitants living across 13 km². The average age here is about 41 years. Most residents rent their homes, with tenants representing 51%, while owners make up the rest. The average net per capita income stands at 20,102 €, and households here own approximately 0.9 cars on average, which is below the national average of 1.3. The population is predominantly Belgian (80.4%), with smaller groups from France, Italy, Spain, Germany, Romania, Portugal, and others.
Regarding housing stock, buildings here average 5.7 rooms, slightly below the national average of 6. The building age centers around 1944. About 55% of buildings are houses, and 45% are apartment blocks. Of all building types, 34.3% are closed-type houses, 15% semi-closed, and 4.1% open-type, including farms and castles. Houses for sale number 31 in total within the commune.
House prices range broadly, with the average at 932,097 €. The most expensive listed house goes up to 3,500,000 €, while the cheapest asking price is about 325,000 €. For daily needs, residents have access to two Carrefour and two Delhaize supermarkets nearby.
Transport infrastructure includes quick access to the A4/E411-E25 motorway toward Brussels, Namur, Arlon, and Luxembourg city, reachable in about 5 minutes by car from the town center. The R0 motorway ring is also accessible within a similar timeframe. Public transport includes tram line 8 (Louise - Roodebeek) and multiple bus lines such as STIB lines 17, 41, 95, N08 and TEC line 366. The closest train stations include Bosvoorde/Boitsfort and Watermaal/Watermael among others. Soft mobility options include six Villo! bike stations and eight Cambio car-sharing spots. Electric vehicle users can find three charging stations in the commune. Brussels Airport is reachable within 15 minutes by car or around 55 minutes by public transport.