There are 9 houses for rent in Wezembeek-Oppem. Monthly rents range from €1,390 to €4,000, with an average of €2,638. The municipality covers 6.9 km² and has 14,258 inhabitants. Residents have an average age close to 41; 73% own their homes, and average net income is €23,460 net per year. The population is 52.1% women. Nationalities are 76.2% Belgian, 3.6% German, 3.6% French, 2.1% Italian, 1.6% Polish, 1.3% British, 1% Romanian and 10.6% other.
Houses account for 79.4% of dwellings, compared with 20.6% in apartment buildings. The building stock includes 32.6% open-type houses, farms and castles, 27% semi-closed houses and 19.1% closed houses. Buildings and flat blocks make up 20.4%, commercial houses 0.7% and other types 0.3%. Dwellings have an average of 6.3 rooms, against a Belgian average of 6; the average construction year is 1964. There are 1.4 cars per household in the municipality, above the Belgian average of 1.3.
The R0 entrance is 2 minutes by car from the centre, and access to the A3 / E25 - E40 - E42 is 5 minutes away. The N226 and N227 also pass through Wezembeek-Oppem. Tram service is provided by STIB lines 39, Montgomery–Ban-Eik, and 44, Montgomery–Tervuren Station. Bus lines stopping in the municipality include De Lijn 317, 410 and 830, plus STIB 76 and 77. Nearby stations listed for the centre are Nossegem, Zaventem, Brussels Airport - Zaventem, Diegem and Merode.
Childcare and education options comprise 4 nurseries, 6 nursery schools, 6 primary schools and 2 secondary schools. Examples include Les Naninous, Zonnetje Wezembeek-Oppem - Astridlaan, Vrije Basisschool, Gemeentelijke Basisschool - De Letterbijter, Deutsche Schule Brüssel and Heilig Hartcollege. The shops listed locally are 1 Delitraiteur, 1 LIDL, 1 Carrefour and 1 Delhaize. The municipality has no shared bicycles or shared cars, and no known charging station. Brussels Airport is 7 minutes away by car; the public-transport journey takes 44 minutes.