Héron covers 38.4 km² and has 5,375 inhabitants. The average age is 37, and women make up 50.3% of the population. Home ownership stands at 84%; average annual net income per person is €19,505, and households own about 1.5 cars on average. Residents are 97.6% Belgian, 0.9% French, 0.8% Italian, 0.2% Spanish, 0.1% Moroccan, 0.1% Romanian, 0% German and 0.3% other nationalities. Houses are the main part of the local housing stock: 97.9% of buildings are houses, while 2.1% are apartment buildings. The average home has 6.3 rooms, and the average building dates from around 1925.
The building stock includes 67.5% open-type houses, farms and castles, 24.9% semi-closed houses, 3.6% closed houses, 0.6% commercial houses and 1.3% other building types. These figures describe the municipality’s buildings, not the properties currently listed. At present, 4 houses are for sale in Héron, with a stated average price of €392,672. The listed price range runs from €315,000 to €442,344. There are no houses for rent currently listed.
For road access, the N643 and N921 serve the municipality. The A15 / E42 entrance, on the La Louvière–Charleroi–Namur–Liège route, is 2 minutes by car from the town centre; the A4 / E411–E25 entrance towards Brussels, Namur, Arlon and Luxembourg City is 17 minutes away. TEC bus services include line 143 between Huy, Couthuin and Andenne, line 18 between Huy and Forville, and line 19 between Andenne and Forville. The nearest railway stations to the centre are Andenne, Château-De-Seilles, Bas-Oha, Sclaigneaux and Statte. No metro or tram service is listed for Héron.
Families have 7 nurseries, 4 nursery schools and 4 primary schools in the municipality. Examples include T. M. and Christel Van Rompu nurseries, Ecole Communale Fondamentale De Waret-L'Evêque and Ecole Fondamentale Libre Saint-François De Sales. There is no secondary school in the municipality. The local supermarket is 1 Louis Delhaize. No shared bicycles, shared cars or known public EV charging stations are listed. Liège Airport is 18 minutes away by car or 112 minutes by public transport.