Located in the highly sought-after Harokopou area of Kallithea, this exceptional 51 sq.m. duplex apartment (maisonette) offers a unique investment opportunity in one of Athens’ most dynamic and rapidly developing neighborhoods.The property extends across two levels, offering a smart and functional layout that maximizes space and comfort. It has been fully renovated with attention to detail and high-quality materials, creating a modern and elegant living environment. The residence is delivered fully furnished and equipped with all electrical appliances, allowing the new owner to immediately utilize the property without any additional investment.A key advantage of this property is that it is fully eligible for the Greek Golden Visa program, as a legal change of use has already been completed. This makes it an excellent opportunity for international investors seeking to obtain European residency through a secure and strategically located real estate investment in Athens.The location further enhances the property’s investment value. Situated close to both Panteion University and Harokopio University, the area experiences constant demand for rental properties, particularly from students and young professionals. This ensures strong rental potential and attractive long-term returns for investors.Combining a prime location, modern renovation, immediate usability, and Golden Visa eligibility, this duplex apartment represents an outstanding opportunity for buyers looking to secure both a valuable real estate asset and access to the European residency program.A rare property that perfectly balances lifestyle, location, and high-yield investment potential in the Athenian real estate market. For Sale, maisonette, Full Bathrooms: 1, Living Area: 51 Sqm, Rooms: 1, Year Built: 1977, Student Home, Lux Home, Air Conditioning, Furnished, Internal Stairs, Secure Door, Storage Space, Floor Number: Ground Floor, Pets Allowed, Satellite Receiver, Renovated, Awning, Double Glass, Bright, Painted, Kitchens: 1, Joinery: Aluminium, Floor Type: Ceramic Tiles, Lot Size: 400 Sqm, Levels: 2, Heating Controller: Autonomous, Heating Medium: Current, Zoning: Residential, Investment, Night Power, Energy Class: C, Orientation: Se, Renovation Year: 2026