Skip main navigation
Active
  • Listed by: KW Coastal and Lakes & Mountains Realty/Wolfeboro • Adam Dow • Contact: Phone: 866-525-3946
    $1,470,000

    230 Big Barndoor Island, Alton, NH 03810

    3beds
    1,536sqft
    : 
    $9,293/mo
    Get pre-qualified
    Single Family Residence
    Built in 1970
    0.79 Acres Lot
    $-- Zestimate®
    $957/sqft
    $-- HOA

    What's special

    Cozy wood-burning fireplaceIn-home laundrySandy perched beachNatural blueberry bushesStunning custom-designed kitchen
    Welcome to Loon Squire, a beautifully renovated waterfront retreat at 230 Big Barndoor Island on the crystal-clear waters of Lake Winnipesaukee. Thoughtfully updated while maintaining its classic lakeside charm, this inviting island home is ready to enjoy from day one. Recent improvements include 3 bedrooms and 2 brand new bathrooms, along with a stunning custom-designed kitchen that serves as the heart of the home. Enjoy breathtaking views of downtown Wolfeboro and front-row seats to the spectacular 4th of July fireworks, all while being just a quick, five-minute boat ride from the Wolfeboro town docks.. Modern conveniences have been added, such as in-home laundry, energy-efficient mini-splits providing both heating and air conditioning, and a cozy wood-burning fireplace create comfort throughout the seasons, making this a getaway you'll enjoy well into the fall. Step onto the screened porch directly off the kitchen, the perfect spot for morning coffee or evening dinners overlooking the lake. The adjoining expansive deck offers panoramic water views and overlooks the property's impressive U-shaped dock, providing docking for up to three boats and making days on Lake Winnipesaukee effortless. Outside, a flat and level lot offers exceptional usable waterfront space, dotted with natural blueberry bushes and complete with a sandy perched beach, room for lawn games, family gatherings, and memorable evenings around the campfire. You will also appreciate the home's direct access to Big Barndoor Island's walking trails, providing a peaceful way to explore the island's scenic beauty. Whether you're seeking a peaceful escape, a place to entertain generations of family and friends, or the quintessential Lake Winnipesaukee island experience, Loon Squire delivers the perfect combination of updates, exceptional waterfront overlooking downtown Wolfeboro, and ideal Lake Winni island living. Multiple mainland docking options available in Wolfeboro for additional consideration.
    8 days
    |
    1,698
    |
    95
    |

    Zillow last checked:

    Listing updated:

    Listed by:

    Adam Dow,

    KW Coastal and Lakes & Mountains Realty/Wolfeboro Phone:866-525-3946

    Source: PrimeMLS,MLS#: 5100735MLS Logo

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 3
      • Bathrooms: 2
      • 3/4 bathrooms: 2
      Heating
      • Mini Split
      Cooling
      • Mini Split
      Appliances
      • Included: Dishwasher, Dryer, Microwave, Refrigerator, Washer, Electric Stove, Electric Water Heater, Induction Cooktop
      • Laundry: 1st Floor Laundry
      Features
      • Kitchen/Dining, Kitchen/Family, Primary BR w/ BA, Natural Light, Natural Woodwork
      • Flooring: Wood, Vinyl Plank
      • Has basement: No
      • Number of fireplaces: 1
      • Fireplace features: Wood Burning, 1 Fireplace
      Interior area
      • Total structure area: 1,536
      • Total interior livable area: 1,536 sqft
      • Finished area above ground: 1,536
      • Finished area below ground: 0
      Video & virtual tour

      Property

      Features
      • Levels: Two
      • Stories: 2
      • Patio & porch: Enclosed Porch
      • Exterior features: Boat Slip/Dock, Deck, Private Dock
      • On waterfront: Yes
      • Waterfront features: Lake Access, Lake Front, Waterfront, Island
      • Body of water: Lake Winnipesaukee
      Lot
      • Size: 0.79 Acres
      • Features: Level
      Details
      • Parcel number: ALTNM80B10
      • Zoning description: LR-LAKESHORE RES

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Gambrel
      • Property subtype: Single Family Residence
      Materials
      • Post and Beam, Wood Frame, Cedar Exterior, T1-11 Exterior
      • Foundation: Pillar/Post/Pier
      • Roof: Architectural Shingle
      Condition
      • New construction: No
      • Year built: 1970

      Utilities & green energy

      • Electric: 200+ Amp Service
      • Sewer: 1000 Gallon, On-Site Septic Exists, Plastic
      • Utilities for property: Other, No Internet

      Community & HOA

      Location
      • Region: Alton Bay

      Financial & listing details

      • Price per square foot: $957/sqft
      • Tax assessed value: $594,200
      • Annual tax amount: $8,176
      • Date on market: 7/20/2026

        Estimated market value

        Not available

        Estimated sales range

        Not available

        Not available

        Price history

        DateEventPrice
        7/20/2026Listed for sale$1,470,000+764.7%$957/sqft
        Source: PrimeMLS #5100735 Report a problem
        8/5/1997Sold$170,000$111/sqft
        Source: Public Record Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2024$7,713 -1.5%$594,200
        2023$7,832 +15.9%$594,200
        2022$6,756 +11.3%$594,200 +36.6%
        2021$6,068 $435,000
        2020$6,068 +11.5%$435,000
        2019$5,442 -10.6%$435,000
        2018$6,086 +12.6%$435,000 +3.5%
        2017$5,406 -1.2%$420,400 +8.7%
        2016$5,470 -0.9%$386,600
        2015$5,517 +8.8%$386,600 +5.6%
        2014$5,070 +3%$366,100
        2013$4,920 -1.8%$366,100
        2012$5,008 -1.2%$366,100 -5.6%
        2011$5,067 +3.4%$387,700 -6.4%
        2009$4,901 +0%$414,300 -4.4%
        2008$4,899 +12.8%$433,500 +5.5%
        2007$4,343 $410,900
        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

        Explore the cost of this home by adjusting the details. Changes won't be saved.
        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
        See how much you could borrow to make a competitive offer.

        Climate risks

        Neighborhood: 03810

        Getting around

        0 / 100
        Car-Dependent
        14 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating

        A local agent can set up tours, give advice and negotiate with sellers.

        Browse local experts

        Similar homes