Vaux-Sur-Sûre has 5,640 inhabitants across 135.7 km². The average age is 36, and 50.4% of residents are women. Home ownership is 79%, while average net income per person is €16,865 per year. The population is 97.2% Belgian, 1.1% French, 0.3% Luxembourgish, 0.2% Italian, 0.2% Dutch, 0.1% Portuguese, 0.1% Guinean and 0.8% other nationalities. The municipality has a broad rural housing stock: 96.4% of buildings are houses and 3.6% are apartment buildings. Open-type houses, farms and castles account for 73.9% of building types; semi-closed houses for 16.5%, buildings and flat blocks for 3.5%, closed houses for 2.9%, other types for 2.1% and commercial houses for 1.1%. Homes average 6.6 rooms, and buildings date on average from around 1941.
There are 21 houses for sale, with an average asking price of €338,143. Current listings range from €95,000 to €545,000. The wider property market in the municipality has 24 properties for sale or rent, including 1 flat for sale and 2 flats for rent. For everyday journeys, the A26/E25 entrance on the Liège–Bastogne–Neufchâteau route is 3 minutes by car from the town centre; access to the A4/E411–E25 towards Brussels, Namur, Arlon and Luxembourg City is 8 minutes away. The N85 and N848 also provide road access. The municipality has 7 bus lines, including TEC routes 413/2 between Juseret, Traimont, Sibret and Bastogne, and 413 between Bastogne and Neufchâteau. Other listed services are lines 2, 6 and 601. The nearest stations to the centre are Neufchâteau, Bastogne-Sud, Bastogne-Nord, Libramont and Marbehan.
For families, Vaux-Sur-Sûre has 5 nurseries, 9 nursery schools and 9 primary schools. Examples include Ecole Fondamentale Communale De Vaux-Sur-Sûre III, Ecole Fondamentale Autonome De Sibret and Ecole De Vaux-Sur-Sûre II. There is no secondary school in the commune. The listed supermarket presence is 1 Match / Smatch. Local companies include 122 in mixed farming, 27 in hairdressing and other beauty treatment, 17 in veterinary activities, 16 in specialised construction activities and 16 in landscape services. There is no known charging station in the municipality, and there are currently no shared bicycles or shared cars. Liège Airport is 66 minutes away by car or 207 minutes by public transport.