Court-Saint-Etienne has 10,540 inhabitants across 26.9 km². The average age is 39, and women make up 51% of the population. Around 70% of residents own their homes; average annual net income per person is €20,636. The population is 92% Belgian, 2.2% French, 1.2% Italian, 0.7% Romanian, 0.6% Spanish, 0.6% Moroccan, 0.5% Portuguese and 2% other nationalities. Households own an average of 1.4 cars. The housing stock is largely made up of houses: 82.4% of buildings are houses and 17.6% are apartment buildings. Homes have an average of 6.1 rooms, and buildings date on average to around 1948. Building types include 44.3% open houses, farms and castles, 26.3% semi-detached houses, 17.1% apartment buildings, 9.7% terraced houses, 1.7% commercial houses and 0.9% other types.
There are 28 houses for sale. The average asking price is €462,546, with listed prices ranging from €190,000 to €1,850,000. The N237 and N275 are among the main roads serving the municipality. From the centre, access to the A4 / E411–E25, on the Brussels–Namur–Arlon route, is 6 minutes away by car; the R0 Brussels ring is 12 minutes away. TEC buses serve the area on 8 lines, including line 19 between Nivelles and Ottignies, line 28 between Genappe, Tangissart and Ottignies, line 29 between Lasne, Céroux-Mousty and Ottignies, line 366 to Rixensart and Ixelles, and express line E4 between Nivelles and Louvain-la-Neuve. Nearby stations include Court-Saint-Étienne, Céroux-Mousty, Faux, Ottignies and Mont-Saint-Guibert.
For day-to-day shopping, Court-Saint-Etienne has 2 Delhaize supermarkets, 1 Louis Delhaize, 1 Delitraiteur, 1 Intermarché and 1 Lidl. Families have 16 nurseries, 10 nursery schools, 10 primary schools and 3 secondary schools in the municipality. Named options include Ecole Communale Fondamentale De Sart-Messire-Guillaume, Libre École Fondamentale Rudolf Steiner La Ferme Blanche, Ecole Communale Fondamentale De Wisterzée, Institut Technique Provincial and College Saint-Etienne. There is 1 electric-vehicle charging station. Shared bicycles and shared cars are not available in the commune. Brussels South Charleroi Airport is 25 minutes away by car or 66 minutes by public transport. These local connections and the range of established house types give buyers a clear picture of the setting around the homes currently listed for sale.