Erpe-Mere is a 34.4 km² commune with 19,811 inhabitants. The average age is close to 43, and 50.6% of residents are women. Homeowners make up 81% of the population; average annual net income is €21,300. The recorded nationalities are 96.5% Belgian, 0.6% Romanian, 0.6% Dutch, 0.3% Polish, 0.2% Congolese, 0.2% French, 0.1% Italian and 1.5% other. The local housing stock averages 6.1 rooms per home. Buildings are on average from around 1959, and the stock is 87.8% houses and 12.2% apartment buildings. By building type, 35.3% are semi-detached houses, 26.8% detached houses, farms or castles, 22.5% terraced houses, 11.8% buildings and apartment blocks, 2.6% commercial houses and 1.1% other types.
There are 30 houses for sale in Erpe-Mere. The recorded house purchase price is €584,261; current asking prices range from €279,000 to €1,195,000. The commune has 1.3 cars per household on average. For road access, the A10/E40 entrance is 0 minutes by car from the centre, while an entrance to the A14/E17 is 14 minutes away. The N9, N46 and N442 are also accessible. De Lijn runs 12 bus lines in the commune, including line 385, the Lede–Erpe-Mere demand-responsive service, and lines 81, 91, 92 and 96. The nearest stations to the centre are Bambrugge, Erpe-Mere, Burst, Ede and Vijfhuizen.
For daily shopping, the listed stores include 2 Carrefour supermarkets, 2 Delhaize, 1 OKay, 1 Aldi and 1 LIDL. Families have 7 nurseries, 11 nursery schools, 8 primary schools and the secondary school Sint-Jozefschool in the commune. Examples include nursery 'T Berenkot, Vrije Basisschool - Sint-Jozef and Gemeentelijke Basisschool - Erpe-Mere. There is 1 electric-vehicle charging station. Shared bicycles and shared cars are not available in the commune. Brussels Airport is 27 minutes away by car or 114 minutes by public transport.