Unique investment opportunity with strong appreciation potential in the heart of Porto. House built prior to 1951, in need of complete renovation, located on one of the most central and sought-after streets in the city, with excellent accessibility and proximity to shops, services, transport and established residential areas. Total Land Area: 186 m² Building Footprint Area: 86 m² Gross Construction Area: 258 m² Gross Private Area: 258 m² Building under full ownership, comprising ground floor and first floor, with a north-facing façade covered in traditional tiles, preserving the city's typical architectural character. It also features a spacious basement of approximately 80 m² with low ceiling height, ideal for technical area, storage or wine cellar. The property stands out for its original elements and the grandeur of its spaces, with ceiling heights of approximately 4 meters in all rooms, decorative ceilings and elegant period moldings, providing brightness, spaciousness and great potential for a distinctive renovation project. On the ground floor there are four rooms (main living room with 28 m² and dining room with 13 m²), entrance hall with 12 m², kitchen with 10 m², storage room with 10 m², laundry room with 11 m² and bathroom with 5 m². One of the rooms has direct access to the outdoor area. On the first floor there are four bedrooms (13 m², 12 m², 13 m² and 10 m²), two of which have a shared balcony of 5 m² overlooking the terrace. The staircase area is illuminated by a skylight, ensuring excellent natural light. Outside, there is a generous outdoor space of approximately 90 m², with a side garden, ideal for creating a leisure area, green space or social area. A meeting has already been held with Porto City Council to assess the construction potential of the property, and it was indicated that it is feasible to create a recessed floor as well as align the existing façade, significantly reinforcing the project's appreciation potential. Property with enormous potential for own housing, multifamily project or renovation investment in the center of Porto.