New Castle Homes with Contemporary Style

Welcome to New Castle, New Hampshire—a hidden gem nestled in the picturesque Rockingham County. This charming coastal town, situated on an island, boasts stunning views of the Atlantic Ocean and is known for its rich history, vibrant community, and breathtaking natural beauty. With its quaint streets, historic landmarks, and proximity to both Portsmouth and the serene beaches of the New England coastline, New Castle offers a unique blend of small-town charm and modern convenience.

For those seeking contemporary homes in this idyllic setting, New Castle has much to offer. The contemporary-style residences here are designed with a focus on clean lines, open spaces, and an abundance of natural light, making them perfect for modern living. These homes often feature large windows that frame the stunning views of the surrounding landscape, allowing you to soak in the beauty of the ocean and lush greenery right from the comfort of your living room.

In addition to their aesthetic appeal, contemporary homes in New Castle are equipped with the latest amenities and energy-efficient technologies, ensuring a comfortable and sustainable lifestyle. Whether you’re a first-time homebuyer or looking to downsize, the contemporary properties in New Castle provide an ideal environment for relaxation and entertainment, all while being surrounded by the charm of a tight-knit community.

Explore the captivating lifestyle that New Castle has to offer, and discover your dream contemporary home in this enchanting coastal town. Embrace the tranquility, beauty, and modern elegance that await you in New Castle, NH!

Newest New Castle Homes with Contemporary Style

$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

Start Your Search

The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors, landlords and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, non commercial use of consumers having a good faith interest in purchasing, leasing or renting listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing, leasing or renting. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.

board logo Copyright 2026 PrimeMLS, Inc. All rights reserved. This information is deemed reliable, but not guaranteed. The data relating to real estate displayed on this display comes in part from the IDX Program of PrimeMLS. The information being provided is for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated .