2161 Andover Lane Experience refined coastal living in this completely upgraded four-bedroom, three-and-a-half-bath, three-story townhome in The Cay at Mariner Shores, one of Newport Beach's newest coastal communities. Set within an established neighborhood and surrounded by award-winning schools, acclaimed local restaurants, shopping, and everyday conveniences, this exceptional residence offers a sophisticated blend of modern design, functionality, and effortless Southern California living. The main living level is thoughtfully designed for both everyday comfort and entertaining, featuring an expansive open-concept great room, elegant living area, and stunning chef's kitchen. The kitchen showcases premium GE Monogram stainless steel appliances, custom cabinetry, and a dramatic waterfall-edge island that serves as the centerpiece of the home. Large sliding doors open to a covered patio, creating a seamless indoor-outdoor connection. This level also includes a stylish powder room and direct access to the two-car attached garage. Upstairs, the spacious primary suite provides a private retreat complemented by a generous walk-in closet and beautifully appointed bath. A large walk-in laundry room and additional bedroom with en-suite bath complete the second level. The top floor delivers an exceptional entertainment experience with an oversized bonus room featuring a full bar, along with a private deck ideal for relaxing or enjoying Newport Beach's coastal climate. An additional bedroom and bath complete this versatile level, offering an ideal space for guests, a home office, media room, or extended living. With designer-level upgrades throughout, an exceptional three-story floor plan, and a prime Newport Beach location, this remarkable residence represents the best of modern coastal townhome living.