Nestled on a wide, peaceful street in the heart of Balboa Island, this beautifully renovated Balboa home with an appealing ADU attached blends classic beach cottage charm with modern luxury. The main house features three bedrooms, two bathrooms, and a spacious open patio—perfect for soaking in the ocean breeze. Step inside to a welcoming living room with a cozy fireplace, where a charming Dutch door invites natural light and fresh coastal air. Impeccable upgrades throughout include wide-plank flooring, custom wood and tile work, and a stunning kitchen with quartz countertops, a beverage bar, wine fridge, and built-in banquets. The primary suite boasts a spa-like ensuite bath with exquisite Walker Zanger tile and a walk-in shower. The rear unit offers a private retreat with vaulted ceilings, a large living and dining area, a spacious bedroom suite, and an upper-level patio for added privacy. Additional highlights include newer windows, doors, and roof, front unit A/C, a two-car garage, custom window coverings, and a security system. Whether you're looking for a primary residence with rental income, a vacation getaway, or a smart investment opportunity, this turnkey duplex is move-in ready and offers endless possibilities in one of Newport Beach's most sought-after locations. Don't miss this rare Balboa Island gem!