Apartment buyers will find 15 flats for sale in Wellen, with an average asking price of €376,151. Current listed prices range from €290,000 to €437,571. Apartments and flat blocks form 11.8% of the building stock; houses account for 87.9% and apartment buildings for 12.1%. Within the full building mix, open-type houses, farms and castles represent 52.9%, semi-closed houses 29.1%, closed houses 3.6%, commercial houses 1.9% and other types 0.7%. Buildings were generally built around 1963, and the average number of rooms in Wellen is about 6.2.
The municipality covers 26.8 km² and has 7,372 inhabitants. Average age is 44, with men representing 50.1% of the population. Some 84% of residents own their dwelling, and average net income per person is €19,346 annually. Nationalities are recorded as 97.8% Belgian, 0.7% Dutch, 0.3% Polish, 0.1% Italian, 0.1% Spanish, 0.1% German, 0.1% Filipino and 0.7% other. Households have an average of 1.4 cars, against a national average of 1.3. The N754, N767 and N777 provide road connections. The A13 / E313, running between Antwerpen, Hasselt and Liège, is 11 minutes by car from the centre; the A3 / E25–E40–E42, serving Brussels, Leuven, Liège, Eupen and Aachen, is 21 minutes away.
Public transport in Wellen includes 5 bus lines. De Lijn line 23a links Sint-Truiden and Tongeren; line 3 runs between Hasselt, Wellen, Borgloon and Heers; and line 38 connects Hasselt, Kortessem, Borgloon and Heers. Belbus lines 700 and 709 serve Alken–Wellen and Borgloon–Wellen respectively. No metro or tram service is listed. The available stations are Alken, Diepenbeek, Hasselt, Tongeren and Sint-Truiden. Families have access to 2 nurseries, 3 nursery schools and 3 primary schools. Named examples are Kinderdagverblijf De Hartediefjes, Het Appeltje, Go! Next Basisschool De Eik and Vrije Basisschool - De Bron; Wellen has no secondary school.
Businesses in the municipality include 44 fruit-growing companies focused on pome and stone fruits, 43 hairdressing and beauty-treatment businesses, 26 management and business consultancies, 24 restaurants and mobile food services, 22 building contractors and 20 head offices. No supermarkets or individual shops are specified in the local information. Wellen currently has no shared-bike or shared-car service, and no known EV charging station. Liège Airport can be reached in 30 minutes by car or 116 minutes by public transport. These details describe the local context for the flats currently listed for sale.