Châtelet has 2 houses available to rent, with monthly rents averaging €768. The current range runs from €700 to €835 per month. The municipality has 35,903 residents over 27.4 km², with an average age of about 41. Around 59% of residents own their homes, and average net income per person is €13,897 net per year. The population is 85.9% Belgian, 8.3% Italian, 1% Moroccan, 0.9% Turkish, 0.8% French, 0.6% Spanish, 0.4% Romanian and 2% other nationalities; 51.8% are women.
Houses account for 83.1% of dwellings in Châtelet, while apartment buildings account for 16.9%. The average home has 5.4 rooms, and the buildings date to around 1926. The wider building mix comprises 46.1% closed-type houses, 23.6% semi-closed houses, 16.3% buildings and flat blocks, 10.5% open-type houses, farms and castles, 3.1% commercial houses and 0.4% other types. The A54/E420 entrance is a 6-minute drive from the centre, and access to the A15/E42 takes 8 minutes. Local main roads include the N29, R53, N566, N569 and N570.
TEC buses serving Châtelet include lines 18, 25, 28, 35 and 710, among 23 lines with stops in the commune. Stations in the area are Châtelet, Le Campinaire, Farciennes, Couillet and Aiseau. Childcare and education options comprise 18 nurseries, 21 nursery schools, 23 primary schools and 7 secondary schools. Named examples include V. L. and Les Petits Aventuriers nurseries; Ecole Fondamentale - Institut Saint-Joseph 1 Châtelet and Groupe Scolaire Des Hayettes-Solvay at nursery level; Ecole Waldorf-Steiner De Charleroi and Ecole Fondamentale - Institut Saint-Joseph 1 Châtelet at primary level; and College Saint Pie X and Institut Sainte-Marie at secondary level.
For everyday shopping, Châtelet has 3 Lidl stores, 3 Carrefour stores, 2 Match/Smatch stores, 1 Cora, 1 Trafic, 1 Colruyt and 1 Delhaize. There is 1 electric vehicle charging station, but no shared bicycles or shared cars. Brussels South Charleroi Airport is 10 minutes away by car and 59 minutes by public transport. The 2 current house rentals are listed between €700 and €835 per month, within a municipality where houses form most of the dwelling stock.