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Deb Rees
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230 Big Barndoor Island, Alton, NH 03810

$1,470,000
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New to the Market Active
BEDS3 BATHS2 full SQUARE FEET1,536 MLS#5100735
STATUSActive PROPERTY TYPEResidential - Single Family

Listing Courtesy of: KW Coastal and Lakes Mountains Realty/Wolfeboro
Agency Contact: Phone: 866-525-3946
Associate Name: Adam Dow
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Property Description

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.

230 Big Barndoor Island | MLS# 5100735

This single family home located at 230 Big Barndoor Island, Alton, NH 03810 is currently listed for sale with an asking price of $1,470,000. This property was built in 1970 and has 3 bedrooms and 2 full baths with 1536 sq. ft. Search Alton real estate on debrees.masiellogrouprealestate.com today.

Property Features

Property Type: Residential - Single Family
Cooling: Mini Split
Heating: Mini Split
Home Style: Gambrel
Lot Size: 0.79 Acres
Roof Type: Architectural Shingle
Stories: 2.0
Taxes: $8,176
Year Built: 1970

Amenities

Wood Fireplace
1 Fireplace
Kitchen/Dining
Kitchen/Family
Primary BR w/ BA
Natural Light
Natural Woodwork
1st Floor Laundry
Boat Slip/Dock
Deck
Enclosed Porch
Private Dock

Feature Descriptions

Appliances: Dishwasher, Dryer, Microwave, Refrigerator, Washer, Electric Stove, Electric Water Heater, Induction Cooktop
Baths 3/4: 2
Color: Beige
Construction: Post and Beam, Wood Frame, Cedar Exterior, T1-11 Exterior
Construction Status: Existing
Days on Site: 5
Electric: 200+ Amp Service
Exterior: Post and Beam, Wood Frame, Cedar Exterior, T1-11 Exte
Flood Zone: Unknown
Flooring: Wood, Vinyl Plank
Foundation: Post/Piers
Lot: Lake Access, Lake Frontage, Level, Waterfront, Island
Nearby Bodies of Water: Lake Winnipesaukee
Number of Rooms: 6
Roads: None
Sewer: 1000 Gallon, On-Site Septic Exists, Plastic
Sq. Ft. Above Grade Finished: 1536
Sq. Ft. Total Finished: 1536
Total Stories: 2
Water: Lake/Pond
Water Access: Yes
Water Body Type: Lake
Water Rights: Exclusively Owned
Zoning: LR-LAKESHORE RES

Listed By / Shown By

Listed By

Agency Name: KW Coastal and Lakes Mountains Realty/Wolfeboro
Agency Contact: Phone: 866-525-3946
Agent Name: Adam Dow

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Estimated Payment

$ 4,381.67 per month $3,271.58 Principal & Interest $681.33 Property Tax $428.75 Homeowner's Insurance

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Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 07/25/2026. The listing information on this page last changed on 07/25/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Sat 07/25/2026 12:01:58 AM EST) or MLSPIN MLS (last updated Fri 07/24/2026 11:38:34 PM EST) or Prime MLS (last updated Fri 07/24/2026 11:33:41 PM EST) or MREIS (last updated Fri 07/24/2026 11:55:15 PM EST). Real estate listings held by brokerage firms other than Better Homes and Gardens Real Estate The Masiello Group may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.

Listing data compilation and photo(s) 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, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data Last Updated 2026-07-24 23:33:41

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