This timeless Balboa Island Duplex is located just steps away from the Harbor on the highly sought after and quiet street of Opal Avenue, offering 4 bedrooms in the charming main home and 1 bedroom in the spacious rear apartment. The primary house is accessible through the quaint front patio, leading into the grand living room with soaring wood beamed ceilings, a cozy brick fireplace, and a recently updated kitchen with newer appliances and granite counter tops. Also on the first floor is the versatile bedroom/mother-in-law suite offering a kitchenette and private entry, along with an attached bathroom. The second level boasts a large open loft, the master bedroom with an attached bath, and the 2 secondary bedrooms and an adjoining bathroom, 1 room offering a loft space and the other with peek-a-boo bay views off the quiet patio. The deluxe rear 1 bed apartment has a private staircase and a comfortable living space, along with a well maintained kitchen, fireplace and bathroom. The attached 2-car garage is well-equipped for parking and storing all your beach accessories, along with an additional washer/dryer hook-up. This home is ideally located nearby shops, restaurants and the water, with endless possibilities to maximize your monetary benefit and lifestyle. Don't miss out on this opportunity!