Great investment opportunity in a detached house with several buildings, located in Castellar del Vallès, in a quiet area with unobstructed views. This property is ideal to generate profitability or for multi-family use. It has four completely independent apartments, each with its own entrance, which guarantees privacy and comfort for each tenant or family. Each apartment is equipped with heating and air conditioning with heat pump, fully equipped kitchens and double glazed windows, providing excellent thermal and acoustic comfort. The design of the property allows for the construction of two additional apartments, which significantly increases its income potential. All spaces are well distributed, with spacious rooms, cozy living rooms, functional kitchens. Castellar del Vallès is a municipality surrounded by nature, with an ideal environment for those seeking tranquility without sacrificing the convenience of being well connected. It has all the essential services, such as supermarkets, educational centers, sports facilities and a wide gastronomic and commercial offer. In addition, it has an excellent transport and accessory network. Connections with nearby cities are optimal, with easy access to Sabadell, Terrassa and Barcelona. The B-124 highway allows a quick trip to Sabadell, while the C-58 and the AP-7 facilitate the connection with the metropolitan area of Barcelona and other localities of interest. There is also bus service connecting Castellar del Vallès. Located in a safe and high demand area, this property is ideal for long term rental, Airbnb or for a family wishing to live in a shared but independent space. In addition, it has common areas and parking, providing convenience to residents.