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New Castle, NH Homes for Sale

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  • /27

    $6,900,000

    • 4 Beds
    • 5 Baths
    • 3,928 Sq Ft

    152 Portsmouth Ave, New Castle, NH 03854

    Originally built in 1732 in eastern Massachusetts, the Joseph Ellis House is a beautifully preserved example of early New England architecture. Thoughtfully dismantled, cataloged, and reassembled in New Castle, New Hampshire, the home has been restored with care, combining period authenticity with modern craftsmanship. Now set on 1.5 acres along the scenic Piscataqua River—with a separate,

    Tony Jalbert Tate & Foss Sotheby's International Rlty

    152 Portsmouth Ave, New Castle, NH 03854
  • /46

    $1,649,000

    • 4 Beds
    • 1.5 Baths
    • 1,941 Sq Ft

    42 Main St, New Castle, NH 03854

    42 Main Street is an updated antique colonial located in the heart of New Castle village. It's within walking distance of the Great Island Cafe and a short stroll to the beach. The property offers views of the Piscataqua River from the patio and inside you'll find stunning wood floors, exposed brick and fireplaces that add to its character and charm. The second floor features two generous

    Laura Ludes Madden Group

    42 Main St, New Castle, NH 03854
  • /30

    $1,485,000

    • 3 Beds
    • 2 Baths
    • 1,424 Sq Ft

    17 Elm Ct, New Castle, NH 03854

    Welcome to your perfect summer sanctuary in the heart of New Castle, NH—where coastal charm, timeless character, and a front-row seat to the Piscataqua River come together in one unforgettable setting. Tucked away on a quiet side street, this delightful antique cottage is designed for those who dream of effortless summer living by the sea. While fully equipped for year-round comfort, the home

    Laura Ludes Madden Group

    17 Elm Ct, New Castle, NH 03854
  • /56

    $2,350,000

    • 3 Beds
    • 3.5 Baths
    • 3,144 Sq Ft

    22 Colonial Ln, New Castle, NH 03854

    This elegant custom William Ross design home blends classic historical influence with the functionality of modern living. Just 12 years young, it showcases exceptional craftsmanship, thoughtful design, and top-tier finishes throughout. Privately set at the end of Colonial Lane, the home is surrounded by gardens offering the perfect balance of seclusion and convenience. Just minutes from downtown

    Margaret Pesce Great Island Realty LLC

    22 Colonial Ln, New Castle, NH 03854
  • /20

    $2,999,999

    • 4 Beds
    • 2.5 Baths
    • 2,621 Sq Ft

    91 Mainmast Cir, New Castle, NH 03854

    Look to embrace the serenity of island living in quintessential New Castle! Sitting nicely perched on BOS'NS' Hill overlooking the Piscataqua River Back Channel/Little Harbor with 174' of waterfrontage & direct water access. Not in a Flood Zone! Enjoy kayaking, paddleboarding, fishing, or cruising on your Whaler. The perfect blend of privacy, relaxation & entertainment where you can host to your

    Jason Saphire www.HomeZu.com

    91 Mainmast Cir, New Castle, NH 03854
  • /55

    $5,695,000 New Construction

    • 4 Beds
    • 3.5 Baths
    • 3,976 Sq Ft

    30 Oliver St, New Castle, NH 03854

    Welcome to 30 Oliver Street, a rare opportunity to own a custom-built 4-bedroom, 4-bath home in the heart of New Castle. Designed by renowned Maugel Destefano Architects and built by Auger Builders, this residence blends timeless craftsmanship with modern coastal style and high-end finishes throughout.The stunning kitchen features cathedral ceilings, a large center island, hidden pantry,

    Jim Giampa Carey Giampa, LLC/Rye

    30 Oliver St, New Castle, NH 03854

Frequently Asked Questions

What are the most popular zip codes in New Castle, NH?
The most popular zip codes in New Castle, NH include 04090, 03801, 03833, 03842 and 03820.
What are the most popular neighborhoods near New Castle, NH?
The most popular neighborhoods near New Castle, NH are New Castle Island, Kittery Point, South End, Downtown Portsmouth and Badgers Island.
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