A rare duplex opportunity offering space, flexibility, and an unbeatable location! The upper unit features 2 bedrooms, 1 bath, and an inviting eat-in kitchen, while the lower unit has been beautifully renovated with 2 bedrooms and 2 baths perfect for extended family, investment, or rental income. The modern kitchen downstairs is a chefs dream, featuring a gas range, microwave, dishwasher, and large island that opens to the backyard through a private door, creating a seamless indoor-outdoor flow ideal for entertaining and relaxed living. Additional highlights include laundry hookups in the 3-car garage, ample parking, and a backyard with room to enjoy the outdoors. Located in the highly sought-after Millbrae School District, this property is just moments from downtown Millbrae, BART, Caltrain, shops, restaurants, and major commuter routes. Comfort, convenience, and opportunity all in one exceptional Millbrae duplex!