New Castle Real Estate

Welcome to New Castle, New Hampshire – a hidden gem nestled in the picturesque Rockingham County. This charming seaside town, situated on a small island off the coast of the Atlantic Ocean, offers a unique blend of natural beauty, rich history, and a close-knit community atmosphere that makes it an ideal place to call home.

With its stunning waterfront views and lush landscapes, New Castle is perfect for outdoor enthusiasts. Explore the scenic trails, enjoy kayaking in the tranquil waters, or simply relax on the serene beaches. The town is also home to the historic Fort Constitution, a fascinating site that dates back to the Revolutionary War, offering a glimpse into the area’s storied past.

New Castle’s quaint village center is filled with delightful shops, cozy cafes, and friendly faces. Residents cherish the strong sense of community, participating in local events and gatherings that foster connections among neighbors. The town’s commitment to preserving its natural beauty and historical charm is evident in its well-maintained parks and public spaces.

Education is a priority in New Castle, with access to excellent schools and a supportive community that values learning and growth. Additionally, the town's proximity to Portsmouth provides residents with easy access to a wider array of dining, shopping, and cultural experiences.

Whether you’re drawn to its stunning coastal scenery, rich history, or welcoming community, New Castle, NH, offers a unique lifestyle that’s hard to resist. Discover the charm of this enchanting town and envision your future here, where every day feels like a vacation!

Newest Listings in New Castle

$4,200,000

3 Beds ⋅ 5 Baths ⋅ 5107161 MLS

Welcome to 350 Portsmouth Avenue, an exceptional waterfront residence offering a front row seat to one of the most captivating maritime settings on the New Hampshire Seacoast. With expansive water views of the Piscataqua River and Back Channel, this remarkable property captures everything that makes New Castle waterfront living so special. From magnificent ships and iconic Portsmouth tugboats to sailboats, fishing vessels and pleasure craft, the ever changing boat traffic provides a spectacular backdrop from morning until night. A private deep water dock makes this a dream for boating enthusiasts, offering direct access to Portsmouth Harbor, the Piscataqua River and the open Atlantic. Adding to the property's unique appeal is deeded access to the Back Channel, creating a wonderful launching point for kayaks and paddleboards. Designed to embrace this extraordinary setting, the home features multiple waterfront decks for entertaining, outdoor dining or simply watching the river come alive. A walk-out lower level extends the living space outdoors, while the hot tub and sauna create a private waterfront retreat to enjoy throughout the seasons. Enjoy all the amenities that make New Castle one of the Seacoast's most coveted communities, the nearby yacht clubs, Wentworth Marina, Wentworth by the Sea Country Club, Great Island Common, beaches and the historic charm of island living, all just minutes from downtown Portsmouth. And with New Castle's exceptionally low property taxes, this is a rare opportunity to combine an extraordinary waterfront lifestyle with one of New Hampshire's most desirable communities. Deep water boating out your front door. Kayaking and paddleboarding from your deeded Back Channel access. Incredible water views, spectacular boat traffic, waterfront decks, hot tub and sauna, all in the heart of New Castle. 350 Portsmouth Avenue isn't simply a waterfront home, it's a lifestyle defined by the water.

350 Portsmouth Ave, New Castle

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