5 Oceanfront and Waterfront Estates Across Nantucket and Cape Cod

Set on Nantucket with more than 110 acres of protected Nantucket Land Bank conservation land directly behind it, this beautifully updated residence offers luxury with an extraordinary sense of seclusion. Thoughtfully renovated with high-end finishes and premium materials, the home balances timeless coastal elegance with modern comfort. An open-concept floor plan brings in abundant natural light and links the living, dining, and kitchen spaces for easy daily flow and entertaining. Outdoors, the resort-inspired backyard reads like a private retreat: a sparkling pool with waterfall, hot tub, expansive stone terrace, fire pit, covered outdoor living area, and a generous lawn, all framed by permanently protected open space. Despite the serenity, it’s just minutes to Nantucket’s beaches and Town for restaurants, boutiques, galleries, and the harbor.

Along the water’s edge in Nantucket, this six-bedroom, five-bathroom oceanfront residence unfolds across nearly three acres, rising 45 feet above sea level with expansive decks soaring to approximately 65 feet. The vantage delivers uninterrupted panoramic Atlantic views and a daily rhythm of sunrises and sunsets from dawn to dusk. A comprehensive 2025 transformation blends timeless Nantucket character with modern luxury, including a new cedar roof and shingles, refreshed trim and exterior lighting, extended decking, high-efficiency heating and hot water systems, and updated interior electrical. Outdoors, reimagined landscaping introduces retaining walls and expanded lawns, while resort-caliber amenities set the scene for effortless days: an 18′ x 36′ heated pool, hot tub, outdoor kitchen, twin outdoor showers, and a new poolside cabana with full basement. Custom easy-sloping stairs lead directly to the beach for seamless transitions from ocean swims to elevated terrace gatherings.

Along the water’s edge in Mashpee, this custom-built coastal estate frames sweeping water views from nearly every room. Inside, timeless craftsmanship sets the tone, from rich hardwood floors and custom built-ins to detailed millwork and designer finishes throughout. The vaulted living room centers on a dramatic floor-to-ceiling stone fireplace, while walls of glass draw the waterfront into everyday life. A chef’s kitchen pairs a Sub-Zero refrigerator and Wolf gas range with premium appliances, flowing into an elegant dining room designed for easy entertaining. Outdoors, a screened porch, covered porch, expansive deck, and multiple stone patios create a series of inviting places to linger, complemented by an outdoor shower, bluestone walkways, and beautifully landscaped grounds. A deep-water dock with a four-foot draft at low tide accommodates a 53-foot Tiara yacht, opening directly onto Cape Cod waters.

Along the water’s edge in Little Compton’s Round Pond community at Sakonnet Point, this custom-designed oceanfront residence pairs timeless architecture with modern comfort. Designed by Cambridge architect Maryann Thompson and built in 2015, it frames panoramic views of the Atlantic Ocean and Long Pond through a light-filled layout anchored by a dramatic great room and chef’s kitchen. Four spacious ensuite bedrooms are complemented by two family rooms, creating flexible zones for quiet retreat and hosting. Outside, expansive multi-level decks and a screened porch extend daily living into the salt air, set among natural ledge outcroppings and thoughtfully designed coastal landscaping. Direct access to Tappen’s Beach and easy access to the Point’s amenities keep the shoreline close at hand. A custom surf hut—with sauna, half bath, and outdoor showers—offers a restorative finish to days on the water.

Along the water’s edge in West Hyannisport, this direct waterfront residence offers 100 feet of private sandy beach on Nantucket Sound, with shoreline stretching as far as the eye can see. Set on approximately 0.94 acres along a quiet, private lane, it balances privacy with immediate access to the sand. Inside, generous living spaces are designed for relaxed coastal living, opening to a deck off the main living area, while a second private deck extends from the upstairs bedroom suite—both oriented for open-water views, prevailing southwest breezes, and sunset vistas. Multiple bedrooms and flexible living areas make hosting easy, and year-round comfort is supported by multi-zone climate control and EV charging. An attached two-car garage, outdoor shower, and walk-out finished lower level round out the everyday ease, with Osterville and Centerville villages just minutes away.