Oostkamp has 23,698 inhabitants over 80.1 km². The average resident is 42 years old; 50.3% of residents are women and 76% own their dwelling. Average annual net income per person is €20,413. Nationalities are 97% Belgian, 1.1% Polish, 0.4% Romanian, 0.3% Dutch, 0.2% Portuguese, 0.1% French, 0.1% German and 0.8% other. Apartment buildings account for 13.2% of the building stock, with houses making up 86.8%. The average home has 5.8 rooms, and buildings date from around 1961 on average. Across all building types, 44.1% are detached houses, farms or castles, 24.1% semi-detached houses, 13.2% terraced houses, 12.4% buildings and apartment blocks, 3.8% other types and 2.5% commercial houses.
There are 4 flats for rent in Oostkamp. Monthly rents range from €775 to €995, and the average is €901. The apartment-building share of the building stock is 12.4% in the detailed building-type breakdown; apartment buildings also account for 13.2% of buildings overall. These local housing-stock proportions are distinct from the number of rental flats currently listed. The wider stock remains predominantly houses, with flats and apartment blocks forming a smaller part of it.
Several routes connect the commune. The A10/E40 entrance is a 1-minute drive from the centre and serves the corridor between Brussels, Aalst, Ghent, Bruges and Ostend. Access to the A17/E403 is 7 minutes away, with the route running from Bruges towards Kortrijk and Tournai. The N50, N50f, N50g, N309 and N368 also provide road access. Oostkamp is served by 10 bus lines, including De Lijn 20, 21, 26 and 79, and P5 between Bruges and Oostkamp. The nearest stations to the centre are Oostkamp, Brugge/Bruges, Beernem, Zedelgem and Brugge-Sint-Pieters/Bruges-Saint-Pierre. No metro or tram service is named in the local transport information.
There are 13 nurseries, 9 nursery schools and 10 primary schools in the municipality. Examples include Het Kikkertje 3, De Kadees, Vrije Basisschool - De Sprong, Vrije Basisschool - De Bosbes and Vrije Basisschool De Vaart; the named secondary school is Middenschool Sint-Pieter. Supermarkets include 2 Carrefour stores, 1 Match/Smatch, 1 Aldi, 1 Lidl and 1 Delhaize. The commune has 1 EV charging station and no shared bicycles or shared cars. Ostend-Bruges International Airport is 21 minutes away by car and 33 minutes by public transport.