An exceptional offering in highly coveted, low-tax New Castle, this sophisticated 5-bedroom, 6-bath residence pairs generous proportions with resort-inspired amenities on a beautifully situated 0.64-acre lot. Encompassing 4,740 square feet above grade, plus an additional 1,498 square feet of finished lower-level living space, the home has been thoughtfully designed for both refined everyday living and effortless entertaining. At the heart of the home, a dramatic living room with soaring 15+ foot ceilings creates an impressive sense of scale, while the chef's kitchen is appointed with side-by-side full-size Sub-Zero refrigerator and freezer, a Wolf 6-burner range with griddle, and a stylish wet bar. The luxurious primary suite offers a private retreat with dual walk-in closets, a spa-inspired dual-head shower, and soaking tub. A first-floor office and expansive finished third floor provide exceptional flexibility for work, guests, or additional living space. The finished lower level elevates entertaining to another level, featuring a custom Irish bar, dedicated wine room, beverage coolers, media room, gym, oversized sauna, and a recently renovated ¾ bath. Outdoors, an in-ground pool creates a private summer escape, while the three-car garage provides ample space for vehicles and storage. Perhaps most compelling is the quintessential New Castle lifestyle just beyond your door. Stroll to New Castle Commons and the historic Wentworth by the Sea Hotel, enjoying the rare combination of coastal charm, village living, and exceptional amenities within easy reach. A distinctive property offering space, sophistication, and an enviable location in one of New Hampshire's most sought-after seaside communities.