Outstanding Balboa Island 5 Bedroom, 5 Bath Duplex at a Premier Bay-View Location. Meticulously updated coastal duplex near the Village Center, offering a flexible layout with 3 bedrooms in the main home and 2 bedrooms in the rear apartment. Expanded in 1991 and extensively remodeled from 2022–2025. The Cape Cod infused main home features an open living/dining area with Dutch door entry, a newly remodeled downstairs bath, and one first-floor bedroom. Additional highlights include a front patio, 2-car garage, and side carport for up to 2 more vehicles. Upstairs offers a vaulted primary suite with fireplace and an en-suite guest bedroom. A third-level roof deck showcases Bay views. The well-appointed rear apartment, accessed via a private exterior staircase, provides a spacious living/dining area and two en-suite bedrooms. An interior connection on the second floor allows for optional use as a single residence. Recent upgrades include: new roof, new AC units, new outdoor concrete staircase, Wolf range, LG washer/dryer, motorized electric canopy, quartz counters, remodeled downstairs bath, new primary bathroom, fresh paint, and new wood floors. This turnkey home, with furnishings negotiable, has an excellent rental history. Enjoy idyllic Island living at 117 Marine.