Single Family for Sale: 112 New Castle Avenue, Portsmouth, NH 03801 SOLD

3 beds
1 full, 1 half baths
1,584 sqft
$1,100,000
$1,100,000
112 New Castle Avenue, Portsmouth, NH 03801 SOLD
3 beds
1 full, 1 half baths
1,584 sqft
$1,100,000
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Selling Price: $1,100,000
Original List Price: $1,700,000
Sold at 64.7% of list price
Sold Date: 07/30/2025

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Type Single Family
Style New Englander
Beds 3
Baths 1 full, 1 half baths
Square Feet 1,584 sqft
Lot Size 0.13 acres
Year Built 1860
City Portsmouth
County Rockingham
MLS 5029700
Status Closed
DOM 140 days
NEW PRICE: $1,190,000. Perfect Portsmouth Location! This 3 bedroom 1 1/2 Bath 1860 Little Harbor New Englander is located just a short walk to Strawberry Banke, Prescott Park and Portsmouth's thriving Downtown and has beautiful water views. This Charming Home hasn't had a change in ownership in over 50 years. And is located just yards from the paved walkway to Little Harbor Elementary School. Home features include a Bright sun room addition w/ cathedral ceilings and skylights, A large living room w/ fireplace, FHW Buderus heating system, gas utilities, walk up Attic, and has been well maintained over the years. A bricked back yard patio, a 100 Amp electrical service and gas stove. Open House Saturday, June 21st 1:00PM-2:30PM

Lot & Building Features

Utilities Cable Available
Construction Wood Frame
Cooling None
Heating Natural Gas
Sewer Public
Tax Year 2024
Water Public
Basement Description Full
Foundation Concrete
Lot Description Neighborhood, Near Shopping, City Lot, Level
Roof Asphalt Shingle
Garage No

Community and Schools

Elementary School Little Harbor School
Junior High School Portsmouth Middle School
Senior High School Portsmouth High School

Price History of 112 New Castle Avenue

Date Name Price Difference
05/19/2025 Price Adjustment $1,100,000 20.29%
04/15/2025 Price Adjustment $1,380,000 7.38%
03/23/2025 Price Adjustment $1,490,000 12.35%
02/18/2025 Listing Price $1,700,000 N/A
*Information provided by REWS for your reference only. The accuracy of this information cannot be verified and is not guaranteed.

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Map of 112 New Castle Avenue, Portsmouth, NH

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Listed by KW Coastal and Lakes & Mountains Realty, Michael Whitney 603-610-8500
Sold by Great Island Realty LLC, Sue Salehkhou 603-433-3350
Photo of John Clarke
John Clarke
Realtor
Direct: 978-835-7513
Office
655 Wallis Road.
Rye, NH 03870
603-964-7000
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Listing information courtesy of: KW Coastal and Lakes & Mountains Realty

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 03/08/2026