"Calhau" at 1681 Ocean Boulevard is a thoughtfully designed coastal retreat where architecture, sustainability, and innovation come together, offering sweeping views of Foss Beach, Awcomin Marsh, and Rye Harbor. What truly distinguishes this residence is its remarkable connection to the natural surroundings. Serene marsh vistas stretch across the backyard, while Atlantic Ocean views greet you from the front, creating an ever changing coastal backdrop throughout the day.  Encompassing 3,786 square feet, the home pairs timeless finishes with sophisticated coastal design. The chef's kitchen features custom cabinetry, honed granite countertops, and an Italian tile backsplash, flowing effortlessly into two inviting living areas where expansive walls of glass showcase the surrounding water views. The first floor primary suite overlooks the marsh and offers a spa inspired bath, while two additional en suite bedrooms provide exceptional comfort and privacy for family or guests.  Distinctive architectural elements are found throughout, including a floating metal staircase, wide plank white oak flooring, and a beautifully integrated interior greenhouse. Oversized 114 inch Marvin doors blur the line between indoors and out, opening to Brazilian hardwood decks that invite relaxed coastal living and effortless entertaining.  Designed with long term performance in mind, Calhau exemplifies high efficiency living. A 28 panel solar array with battery backup, Platinum LEED certification, and an impressive HERS score of 27 place this home among the Seacoast's most energy efficient luxury residences.  Located in the highly sought after town of Rye, this exceptional offering presents a rare opportunity for the environmentally minded buyer or discerning investor seeking a legacy coastal home. Here, the surrounding landscape becomes part of everyday living, and every detail reflects enduring craftsmanship, innovation, and thoughtful design.