A tranquil sanctuary with breathtaking water views & sunsets, gardens & easy access to vibrant downtown Portsmouth. Nestled in the coveted New Castle community, this home offers an unparalleled lifestyle of peace, privacy, and comfort. Enjoy sweeping water views of the Piscataqua River and Little Harbor. The custom kitchen opens seamlessly to the spacious four-season sun room. This light-filled space, featuring coffered ceilings and radiant floors, overlooks the meticulous gardens. The inviting sunken living room provides a cozy retreat with a beautiful fireplace. The west wing of the home is a Town approved accessory dwelling unit with a living room, gas stove, kitchenette, an ensuite bedroom and a private entrance. The second floor is home to the primary bedroom, where you'll be mesmerized by panoramic water views. Enjoy the luxury of a walk-in closet, full bath, laundry, and direct access to the "Poet's Tower" a third-floor retreat providing magnificent vistas. The home's impressive outdoor spaces are equally captivating. Step outside to discover manicured lawns, lush gardens, a bluestone patio, and a gas fire pit. With a two-car garage featuring epoxy floors, storage, and work area, along with thoughtful amenities like air conditioning, a generator, outdoor lighting, and an irrigation system, this home is truly a nature lover's sanctuary. Embrace the lifestyle you deserve—privacy, stunning water views, and a peaceful, luxurious environment.