Welcome to modern luxury in the heart of Newport Beach’s prestigious and gated Big Canyon McLain community. Fully reimagined and thoughtfully remodeled, this beautifully updated 3-bedroom, 2.5-bathroom residence seamlessly blends contemporary sophistication with relaxed coastal charm—complete with a highly desirable main-level bedroom offering ultimate flexibility. Step inside to an open and airy layout filled with natural light, where rich wood flooring, fresh designer finishes, and custom details create a warm and inviting ambiance. The kitchen is a sleek showpiece with quartz countertops, stainless steel appliances, and elegant cabinetry—all crafted for everyday function and effortless entertaining. The living area invites comfort and connection, whether you're relaxing by the fireplace or opening the sliding glass doors to a private patio—perfect for al fresco dining or soaking in the coastal breeze. Upstairs, the primary suite is a serene sanctuary featuring generous closets, a beautifully remodeled bathroom, and peaceful views of the lush greenery beyond. Two additional bedrooms—including one conveniently located on the main level—make this home ideal for guests, multi-generational living, or a home office setup. Located in a secure, well-maintained gated community known for its privacy and peace of mind, residents also enjoy access to resort-style amenities including two sparkling pools, a spa, and tennis court. The home is just a short walk to Corona Del Mar Middle and High School, offering families exceptional convenience. For nature lovers, the scenic Back Bay is just moments away, offering serene walking and biking trails that wind through wetlands and wildlife preserves—an ideal escape into nature just outside your door. Ideally situated near world-class shopping at Fashion Island, charming beaches in Corona Del Mar, John Wayne Airport, and major highways and toll roads, 18 Sea Island delivers the perfect blend of style, safety, and walkable coastal living in one of Newport Beach’s most coveted neighborhoods.

Total population of , which has changed by % since 1990.
The median age of the population is , while the median age of dwellings is .
Out of households, are families.