In Musson, 4,551 people live across a 35.4 km² commune. The average age is 38, and women account for 50.8% of residents. Home ownership is 83%; average net income per capita is €18,591 a year. Residents are 89.3% Belgian, 5.1% French, 1.6% Luxembourgish, 1.3% Portuguese, 1% Italian, 0.4% Romanian, 0.2% Albanian and 1% other nationalities. The average household has 1.4 cars.
Apartment buildings make up 5.3% of Musson’s dwellings, compared with 94.7% houses. Across the building stock, 5.2% are buildings and flat blocks, 50.5% are open-type houses, farms or castles, 21.1% are semi-closed houses and 20.7% are closed houses. Dwellings average 6.1 rooms, and buildings have an average construction year of 1937. There are 2 flats for sale, with an average current asking price of €204,950. Listed prices range from €180,000 to €229,900. The N82, N88 and N800 run through Musson. From the centre, the A28 / E411 access towards Aubange, Athus and Longwy takes 10 minutes by car, while the A4 / E411 - E25 access towards Brussels, Namur, Arlon and Luxembourg takes 16 minutes.
Bus connections include TEC line 16 and line 161, both linking Virton, Athus and Arlon; line 39 between Musson, Ruette and Virton; line 711 from Virton via Mussy-la-Ville to Athus; and line 83 between Virton, Aubange and Luxembourg. There are 9 bus lines serving the commune. The nearest stations to the centre are Halanzy, Aubange, Athus-Frontiere, Aubange-Frontiere-Luxembourg and Athus / Athem. For children, Musson has 4 nurseries, 7 nursery schools and 7 primary schools, but no secondary school. Named examples include M. G., La Cigogne, Ecole Fondamentale Communale and Ecoles Fondamentales Libres De Musson.
Local businesses include 13 corporations in mixed farming, 12 firms in hairdressing and other beauty treatment, and 11 restaurants and mobile food service activities. Other listed sectors include landscape services and other human health activities, with 5 firms each, and residential and non-residential building construction, with 4 corporations. Musson has no shared bicycles or shared cars, and no known EV charging station. Liège Airport can be reached in 101 minutes by car or 207 minutes by public transport.