A tranquil sanctuary with breathtaking water views & sunsets, gardens & easy access to vibrant downtown Portsmouth. Nestled in the coveted New Castle community, this home offers an unparalleled lifestyle of peace, privacy, and comfort. Enjoy sweeping water views of the Piscataqua River and Little Harbor. The custom kitchen opens seamlessly to the spacious four-season sun room. This light-filled space, featuring coffered ceilings and radiant floors, overlooks the meticulous gardens. The inviting sunken living room provides a cozy retreat with a beautiful fireplace. The west wing of the home is a Town approved accessory dwelling unit with a living room, gas stove, kitchenette, an ensuite bedroom and a private entrance. The second floor is home to the primary bedroom, where you’ll be mesmerized by panoramic water views. Enjoy the luxury of a walk-in closet, full bath, laundry, and direct access to the “Poet’s Tower” a third-floor retreat providing magnificent vistas. The home’s impressive outdoor spaces are equally captivating. Step outside to discover manicured lawns, lush gardens, a bluestone patio, and a gas fire pit. With a two-car garage featuring epoxy floors, storage, and work area, along with thoughtful amenities like air conditioning, a generator, outdoor lighting, and an irrigation system, this home is truly a nature lover’s sanctuary. Embrace the lifestyle you deserve—privacy, stunning water views, and a peaceful, luxurious environment.
Closed
Listed by:
Janet Sylvester,
Great Island Realty LLC 603-433-3350,
Margaret Pesce,
Great Island Realty LLC
$3,450,000
183 Portsmouth Avenue, New Castle, NH 03854
4beds
3,154sqft
Single Family Residence
Built in 1800
0.45 Acres Lot
$3,441,000 Zestimate®
$1,094/sqft
$6,335 Estimated rent
What's special
Zillow last checked: 7 hours ago
Listing updated: May 30, 2025 at 09:56am
Listed by:
Janet Sylvester,
Great Island Realty LLC 603-433-3350,
Margaret Pesce,
Great Island Realty LLC
Bought with:
Tim Cheney
RE/MAX Shoreline
Source: PrimeMLS,MLS#: 5030784

Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 4
- Full bathrooms: 3
- 1/2 bathrooms: 1
Heating
- Propane, Electric, Forced Air, Heat Pump, Hot Air, In Floor, Radiant, Radiant Electric, Stove - Gas, Mini Split
Cooling
- Central Air, Mini Split
Appliances
- Included: Dishwasher, Dryer, Microwave, Gas Range, Washer, Stove - Gas, Water Heater-Gas-LP/Bttle, Instant Hot Water, Tankless Water Heater
Features
- Cathedral Ceiling(s), Ceiling Fan(s), Dining Area, Hearth, In-Law Floorplan, Primary BR w/ BA
- Flooring: Hardwood, Softwood, Tile
- Windows: Skylight(s)
- Basement: Concrete,Crawl Space,Stairs - Interior,Unfinished,Interior Access,Exterior Entry,Interior Entry
- Number of fireplaces: 2
- Fireplace features: Gas, Fireplaces - 2
Interior area
- Total structure area: 6,308
- Total interior livable area: 3,154 sqft
- Finished area above ground: 3,154
Property
Parking
- Total spaces: 6
- Parking features: Brick/Pavers, Paved, Auto Open, Storage Above, Parking Spaces 6+, Attached
- Garage spaces: 2
Features
- Levels: Two
- Stories: 2
- Patio & porch: Patio, Porch - Covered
- Exterior features: Garden Space
- Has view: Yes
- View description: Water
- Water view: Water
- Waterfront features: Island
Lot
- Size: 0.45 Acres
- Features: Landscaped, Level, Secluded, Views, Near Country Club, Near Golf Course
Details
- Additional structures: Shed(s)
- Parcel number: NCASM00015B000004L000000
- Zoning description: RD RE
- Other equipment: Air Conditioner, Irrigation Meter, Irrigation Equipment, Generator - Standby
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Victorian
- Property subtype: Single Family Residence
Materials
- Wood Frame, Shingle Siding
- Foundation: Concrete, Stone
- Roof: Shingle - Architectural
Condition
- New construction: No
- Year built: 1800
Utilities & green energy
- Electric: 200+ Amp Service, Circuit Breakers
- Sewer: Public Sewer
- Utilities for property: Cable, Gas - LP/Bottle, Internet - Cable
Community & neighborhood
Security
- Security features: Security System
Location
- Region: New Castle
Services availability
Sell for more on Zillow
Get a free Zillow Showcase℠ listing and you could sell for .
$3,441,000
2% more+ $68,820
With Zillow Showcase(estimated)
$3,509,820