4-bedroom duplex apartment set within a gated condominium with a shared garden and swimming pool, located in Guia, one of the most sought-after areas of Cascais. The apartment stands out for its generous spaces and natural light, with a gross construction area of 346 square metres. The main floor comprises a spacious living room with two distinct areas: a lounge with fireplace and heat recovery system, and a dining area. This space opens onto a balcony overlooking the garden and features large panoramic windows that provide excellent natural light. Also on this floor is a fully equipped kitchen with balcony and access to the barbecue area, three bedrooms, one of which is en suite, and a bathroom supporting the remaining bedrooms. The second floor features a large master suite with a bathroom and a total area of 26 square metres, as well as a pleasant balcony. The apartment further benefits from central vacuum system and air conditioning, as well as parking for two cars and a storage room. The property also includes an exclusive terrace, which can be used as a reading and relaxation area or as a private sun deck. This excellent condominium also offers a swimming pool, gym, sauna and a pleasant shared garden. It represents an excellent opportunity for those who value a prime and strategic location, close to all types of services (within walking distance of Lidl, Torre bakery, etc.), national and international schools, and just a few minutes from Casa da Guia and the A5 and A16 motorways.