Single Family for Sale: 20 Atkinson Street, Portsmouth, NH 03801

3 beds
3 full, 1 half baths
3,116 sqft
$6,275,000
$6,275,000
20 Atkinson Street, Portsmouth, NH 03801
3 beds
3 full, 1 half baths
3,116 sqft
$6,275,000
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Price:
$6,275,000
$475,000 - 05/05/2026

Type Single Family
Style Historic Vintage
Beds 3
Baths 3 full, 1 half baths
Square Feet 3,116 sqft
Lot Size 0.05 acres
Year Built 1815
Taxes Paid $25,736

City Portsmouth
County Rockingham
School District Portsmouth

MLS 5084498
Status Active
DOM 14 days
Welcome to this exceptional historic free-standing single-family residence overlooking a picturesque city park and the iconic Strawbery Banke Museum. This distinguished 3-bedroom, 3.5-bath home masterfully blends timeless architectural character with refined modern luxury. Spanning approximately 3,100 square feet, the thoughtfully designed interior showcases high-end finishes throughout, including radiant heated bathroom floors and a heated driveway—ensuring effortless comfort in every season. There are six working fireplaces five are gas, one is wood Tailored for today’s lifestyle, the home features two generously sized, dedicated offices, ideal for remote work or creative endeavors. At its center, a beautifully enclosed brick courtyard offers a rare private sanctuary—perfect for elegant entertaining or quiet relaxation. Ideally situated in the heart of historic Portsmouth, just moments from Prescott Park and the scenic Piscataqua River, this residence provides unparalleled access to the city’s vibrant waterfront, cultural attractions, and celebrated charm. A truly rare offering, this mixed-use zoned property presents a once-in-a-lifetime opportunity., first offering in 43 years! Offered at $6,275,000, with select furnishings available by negotiation.

Virtual Tours for 20 Atkinson Street Portsmouth, NH

Lot & Building Features

Appliances Disposal, Dryer, Washer, Dishwasher
Features Interior Other, 3+ Fireplaces, 2nd Floor Laundry, Wood Fireplace, Basement Laundry, Gas Fireplace
Utilities Underground Gas, Gas On-Site
Construction Masonry, Brick Exterior
Cooling Central AC
Heating Multi Zone, Natural Gas, Hot Air
Parking Description On-Site
Sewer Public
Tax Year 2025
Taxes Paid $25,736
Water Public
Basement Description Concrete
Foundation Granite
Lot Description Curbing, Street Lights, Sidewalks, City Lot, Water View, View, Neighborhood, Near Shopping, Landscaped, Level
Roof Asphalt Shingle
Features Exterior Full Fence, Patio, Natural Shade, Garden Space
Total Rooms 8
Garage No
Full Baths 3
Half Baths 1

Community and Schools

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

Price History of 20 Atkinson Street, Portsmouth, NH

Date Name Price Difference
05/05/2026 Price Adjustment $6,275,000 7.04%
04/21/2026 Listing Price $6,750,000 N/A
*Information provided by REWS for your reference only. The accuracy of this information cannot be verified and is not guaranteed.

Map of 20 Atkinson Street, Portsmouth, NH

Location Map Street View
Listed by Olde Port Properties, Barbara Theodore
Photo of Cheryl Waitt
Direct: 603-235-5521
Office
200 Rockingham Road.
Londonderry, NH 03053
603-437-4447
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20%
0.41013545816733%
6.75%
$
$
$
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Principal & Interest
Monthly Taxes
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20 Atkinson Street (MLS #5084498) is a historic vintage single family home located in Portsmouth, NH. This single family home is 3,116 sqft and on a lot of 2,178 sqft (or 0.05 acres) with 3 bedrooms, 4 baths and is 211 years old. This property was listed on 04/21/2026 and has been priced for sale at $6,275,000.

Nearby zip codes are 03801 3828, 03870, 03903, 03904 and 03940. This property neighbors other cities such as Eliot, Kittery, New Castle, Rye and York.

PrimeMLS

Listing Last updated . Some properties which appear for sale on this web site may subsequently have sold or may no longer be available. Walk Score map and data provided by Walk Score. Google map provided by Google. Bing map provided by Microsoft Corporation.

All information provided is deemed reliable but is not guaranteed and should be independently verified.

Listing information courtesy of: Olde Port Properties

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 05/15/2026