28 New Castle Avenue

Portsmouth, NH 03801

Beds

Baths

Square Ft.

3,580

$3,100,000

Welcome to South End living at its finest—where timeless character meets modern luxury. Just steps from nearby parks and the vibrant downtown scene of sidewalk cafés, boutique shopping, and live theatre, the residence was completely reimagined in 2023. Thoughtfully expanded and gutted to the studs, it blends historic charm—like the… Read MoreRead Less

Courtesy of Barbara Dunkle, EXP Realty Cell: 603-498-7927

Listing Snapshot

Days Online

Last Updated

Jul 14, 2025

Property Type

Single Family

Beds

Full Baths

Square Ft.

3,580

Lot Size

1.16 Acres

Year Built

1913

MLS Number

5046581

Selling price

Down payment

Term (years)

Interest rate (%)

Monthly Payment

30 Days Snapshot Of 03801

$991k

-12%

(avg) sold price

+58%

homes sold

+15%

(avg) days on market

Snapshot

Area Map

Source: AgentFire

Additional Details

Building

Basement: Yes, 10 rooms, Built in 1913, 3,580 total finished sqft, Total stories: 2, Construction status: Existing, 400 unfinished sqft above grade, 400 unfinished sqft below grade, 3,180 finished sqft above grade, 400 finished sqft below grade

Property Access

Road Frontage: Yes

Roof

Architectural Shingle

Basement

Basement access: Walk-up, Interior Access, Partially Finished

Floors

Carpet, Hardwood, Slate/Stone, Tile, Wood

Appliances & Equipment

Dishwasher, Disposal, Dryer, Range Hood, Microwave, Wall Oven, Refrigerator, Washer, Electric Water Heater, Other Water Heater, Induction Cooktop, Wine Cooler

Heating

Forced Air, Hot Air, Radiant

Cooling

Central AC

Utilities

Electric Company: Eversource, Electric: Circuit Breaker(s)

Garage

Garage: Yes, Garage capacity: 2

Lot

1.16 acres, 4,380 approx. sqft, 50,530 sqft

Parking

Driveway: Paved

Property

Flood Zone: No, Zoning: Residential, Seasonal: No

Sewer

Public

Taxes

Gross amount: $28,512

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Selling price

Down payment

Term (years)

Interest rate (%)

Monthly Payment

Source: Data Powered By Home Junction

This information is deemed reliable, but not guaranteed. The data relating to real estate displayed on this Site 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 Jul 14, 2025.
Data last updated Jul 14, 2025.

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