Discover an exceptional opportunity in the highly sought-after Port Streets - Harbor View Homes community of Newport Beach. This expansive 5-bedroom, 3.5-bathroom residence sits on a generous 10,660-square-foot lot and presents a rare chance to reimagine, renovate, or build your dream home in one of the area's most coveted neighborhoods. Spanning approximately 5,300 square feet, the property offers an impressive foundation for transformation. A long, private driveway creates a grand sense of arrival, while the three-car garage provides ample parking and storage. Surrounded by mature landscaping, the lot offers privacy, scale, and endless potential for a custom estate or stunning modern renovation. Inside, large picture windows bring abundant natural light into every room, highlighting the home's spacious layout and providing an ideal canvas for thoughtful redesign. The flowing floor plan connects expansive living areas that can easily be re-envisioned for contemporary coastal living and entertaining. The primary suite offers a peaceful retreat with a fireplace and additional space perfect for a private sitting area, reading nook, or home office. With four fireplaces throughout the home and generously sized bedrooms, the existing structure provides strong architectural bones ready to be elevated into something truly spectacular. The oversized backyard offers tremendous opportunity to create a resort-style outdoor oasis, expand the home's footprint, or design a completely new custom residence.Located just minutes from the premier shopping and dining of Fashion Island and within walking distance to award-winning schools, this property sits in the heart of the vibrant Port Streets community, known for its neighborhood parks, pools, greenbelts, and welcoming atmosphere. Whether you envision a full renovation or a brand-new custom build, this is a rare opportunity to create a signature home in one of Newport Beach's most prestigious neighborhoods.