Discover luxury coastal living at 521 Westminster Avenue, a newly remodeled single family residence with an attached ADU, ideally located in the heart of Newport Heights. Offering 4 bedrooms, 4.5 bathrooms, and 3,577 square feet of thoughtfully designed living space, this turnkey home seamlessly blends modern elegance with everyday functionality. The main residence features two distinct living areas and an open concept layout filled with natural light and elevated finishes throughout. At the heart of the home is a chefs kitchen equipped with premium appliances, sleek waterfall countertops, ample storage, and effortless flow into the backyard, perfect for both daily living and entertaining. Expansive La Cantina bifold doors create true indoor outdoor living, opening to an entertainers retreat complete with a cocktail pool, built in BBQ, covered patio, and convenient poolside half bath. The generous front yard adds another layer of livability, featuring built in seating and a cozy fire pit for year round enjoyment. The fully remodeled attached ADU offers a private entrance, full kitchen, living room, one bedroom, and one full bathroom, ideal for guests, extended family, or potential rental income. Additional highlights include a dedicated laundry room, attached 3 car garage, a serene wellness room with custom plaster walls, and a versatile flex space suitable for a home office, playroom, or additional lounge. Every inch of the property has been thoughtfully reimagined, both interior and exterior, with no shortcuts taken, resulting in a home that truly presents as turnkey. Located just moments from world class beaches, top dining, and premier shopping, this is a rare opportunity to own a modern coastal sanctuary in one of Newport Beachs most sought after neighborhoods. Location, layout, and condition matter and 521 Westminster checks every box.