Molenbeek-Saint-Jean, covering an area of 6 km², is home to 97,462 people. The population has a slightly higher proportion of women at 50.1%, with an average age of 34 years. The majority of residents are tenants, making up 63% of the housing occupancy, and the average annual net per capita income is 10,406 euros. The community includes a significant Belgian majority at 73.6%, alongside notable groups from Morocco, Romania, Spain, France, Italy, Poland, and others.
Housing in Molenbeek-Saint-Jean is predominantly made up of apartment buildings (66%), with houses constituting 34%. The houses come mostly in closed types (30.9%) with some commercial houses and other less common types. The dwellings average 4.6 rooms, which is below the national average of 6 rooms. Most buildings were constructed around 1937. For house buyers, prices range from 248,000 euros up to 570,000 euros, with an average price around 423,630 euros.
Transportation access is reasonable, with the Brussels ring road (R0) reachable within 6 minutes by car from the town centre, and the A12 motorway accessible in about 11 minutes. Main roads N8 and N9a pass through the municipality. Public transport includes four metro lines (1, 2, 5 and 6), two tram lines (51 and 82), and 33 bus lines including STIB and De Lijn services. Nearby stations such as Brussel-West and Simonis connect the area well.
Local amenities include multiple supermarkets: 4 Lidl, 4 Carrefour, 4 Delhaize, 2 Aldi, and 1 Okay store. Families have access to diverse childcare options with 34 nurseries and numerous primary and secondary schools within the commune. For sustainable mobility, there are 17 Villo! bike-sharing stations and 8 Cambio car-sharing stations. Four EV charging points support electric vehicle users. Brussels Airport is about an 18-minute drive or a 52-minute public transport trip away.