In Fleurus, 22,918 people live within a municipal area of 59.5 km². The average resident is about 41 years old, and 67% of residents own their home. Average net income per person is €16,122 a year. Nationalities are 88.2% Belgian, 7.2% Italian, 1.1% French, 0.6% Spanish, 0.5% Romanian, 0.5% Moroccan, 0.2% Turkish and 1.8% other. Dwellings average 5.9 rooms, while buildings were generally built around 1925. The housing stock is 87.7% houses and 12.3% apartment buildings. Across building types, 31.1% are semi-closed houses, 30.7% closed houses, 22.9% open houses, farms or castles, 11.8% buildings and flat blocks, 2.8% commercial houses and 0.7% other buildings.
There are 62 flats for sale, priced at an average of €207,385. Current apartment listings range from €70,000 to €330,000. Fleurus is crossed by the N29, N93, N98, N567 and N568. The A15/E42, running between La Louvière, Charleroi, Namur and Liège, has an access 0 minutes by car from the centre. The A54/E420 towards Nivelles and Charleroi is 4 minutes away by car. TEC bus services include line 147a (Gembloux–Fleurus–Tamines), line 17 (Fleurus–Wanfercée-Baulet–Gilly–Châtelet), line 568 (Nivelles–Marbais–Fleurus), line 67 (Jumet (Madeleine)–Fleurus (Champs Elysées)) and line 710 (Fleurus–Charleroi). Stations listed for the area are Fleurus, Ligny, Farciennes, Le Campinaire and Aiseau.
Everyday shopping options include 2 Match/Smatch, 2 Aldi, 2 Carrefour, 2 Delhaize, 1 OKay, 1 LIDL and 1 Trafic. Education provision comprises 29 nurseries, 20 nursery schools, 20 primary schools and 6 secondary schools. Named examples are Ecole Fondamentale Annexée Jourdan - Fleurus, Ecole Fondamentale Communale Groupe II, Ecole Communale Fondamentale Groupe III and Athenee Royal Jourdan. There are no shared bicycles or shared cars available in Fleurus, and no known charging station. Brussels South Charleroi Airport can be reached in 6 minutes by car or 51 minutes by public transport. With apartment buildings accounting for 12.3% of the housing stock, flats form part of a municipality where houses remain the larger share of dwellings.