Listed by Coldwell Banker Realty - Chestnut Hill · Kianna Nicosia · Off: 617-969-2446

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Condominium · Portsmouth, NH

ActiveFor Sale

55 Green Street, Portsmouth, NH

The Maris

$1,795,000

Est. $9,076/mo · 20% down, 30-yr, 6.5% (Owl’s Nest Real Estate estimate, not MLS data)

Beds
2
Baths
3
Sq Ft
1,345
MLS®
#5110363

Property Description

From its address at 55 Green Street, this condominium puts you in Portsmouth, New Hampshire. On offer: 2 bedrooms, 3 bathrooms and 1,345 square feet of living space, at a list price of $1,795,000. Condos in this corridor are the low-maintenance way into the market — association-managed exteriors, shared amenities and predictable monthly costs. Beyond the basics, the listing carries garage parking for 2 and roughly $1,335 per square foot. Browse the gallery and specs below; if it fits, we can have you through the door quickly.

Introducing The Maris, Portsmouth's newest luxury waterfront condominium community, elegantly positioned along the shores of the Piscataqua River. Offering 44 exceptional residences with thoughtfully curated floor plans ranging from 1BR+Den to 3BR+Den, The Maris presents a rare opportunity to choose a home that complements your lifestyle while enjoying the ease of maintenance-free waterfront living. Each residence showcases sophisticated design, premium finishes, and chef-inspired kitchens featuring Sub-Zero and Wolf appliances. Every home includes dedicated garage parking and private outdoor living space. Residents enjoy an elevated collection of amenities, including concierge service, a private waterfront marina, fitness center, resident lounge, conference room, pet spa, dedicated bike storage and private storage opportunities. Just moments from Portsmouth's vibrant downtown, The Maris places fine dining, boutique shopping, arts, culture, and the waterfront's best attractions within easy reach. Discover a new standard of elevated living. Photos are renderings and are not reflective of the specific unit or floor plan listed. Building is under construction with estimated completion Q1 2027.

Location Highlights

55 Green Street is a condominium in Portsmouth, New Hampshire, listed at $1,795,000. That works out to about $1,335 per square foot. It has been on the market for 7 weeks.

At this latitude, Portsmouth averages roughly 8.4 hours of sun a day in June and 3.6 in December.

Source: zoned school names are PrimeMLS listing data; distances, sun exposure and school facts are Owl’s Nest Real Estate additions (school facts from the NCES, U.S. Department of Education) — not PrimeMLS data.

Property Details

Essentials & finishes

Bedrooms
2
Total Baths
3
Full Baths
1
SqFt
1,345
Price / SqFt
$1334.57
Property Type
Condominium
County
NH-Rockingham
Town
Portsmouth, NH
Status
Active
Days on Market
33

Primary Features

County
NH-Rockingham
Property Type
Residential
Zoning
CD5

Interior Features

Appliances
Disposal, ENERGY STAR Qualified Dryer, ENERGY STAR Qualified Dishwasher, Microwave, Gas Range, ENERGY STAR Qualified Refrigerator, ENERGY STAR Qualified Washer, Tankless Water Heater, Vented Exhaust Fan
Basement
No
1/4 Baths
0
3/4 Baths
1
Cooling
Central Air
Electric
Circuit Breakers
Heating
Electric, Heat Pump, Individual
Interior Features
Dining Area, Kitchen Island, Kitchen/Living, Primary BR w/ BA, Natural Light, Walk-In Closet(s), Programmable Thermostat, 1st Floor Laundry
Rooms - Total
5
SqFt-Approximate Finished Above Grade
1,345
SqFt-Approximate Finished Below Grade
0
SqFt Approximate Total Finished
1,345
SqFt Approximate Total
1,345

Location Information

School - District
Portsmouth

Financial Details

Association Fee
$889
Fee Frequency
Monthly
Fee Includes
Landscaping, Other, HOA Fee, Plowing, Sewer, Trash, Water
Taxes TBD
Yes

Additional

Construction Status
To Be Built
Construction
Brick, Masonry, Concrete, Fiber Cement Exterior, Steel Frame
Covenants
Yes
Flood Zone
Unknown
Pre-Construction
No
Property Sub Type
Condominium
Seasonal
No
Total Stories
4+
Surveyed
Unknown
Timeshare/Fractional Ownership
No
Water Access Details
Dock Access

External Features

Driveway
Paved
Exterior Features
Balcony, Boat Slip, Window Screens, Double Pane Window(s), Low E Window(s)
Foundation
Poured Concrete
Garage
Yes
Garage Capacity
2
Lot Features
Condo Development, Landscaped, Sidewalks, Walking Trails, Near Paths, Near Shopping, Tidal, Near Public Transit, Near School(s)
Parking
Assigned, Auto Open, Covered, Direct Access, Garage
Road Frontage Type
Paved, Public
Road Frontage
TBD
Roof
Membrane
Sewer
Public
Utilities
Cable Available
Water Source
Public
Water Body Type
Pond

MLS®: PrimeMLS #5110363; Listed by Coldwell Banker Realty - Chestnut Hill · Kianna Nicosia · Off: 617-969-2446

Property History

Estimated annual taxes for this property

2024
$30,515
2023
$29,752
2022
$28,989

Source: Owl’s Nest Real Estate estimate from the list price at New Hampshire’s average effective tax rate — not PrimeMLS or town assessor data. Verify with the town assessor.

Market Data

Live snapshot computed by Owl’s Nest Real Estate from PrimeMLS IDX active listings in this town

Active listings in Portsmouth
124
Average list price
$1,181,117
Price range
$425,000 – $2,775,000

Mortgage Calculator

Estimate your monthly payment for this home

Loan Term

Estimated Monthly Payment

$11,993/ mo

Principal & Interest
$9,076
Property Tax
$2,543
Home Insurance
$374

Source: Owl’s Nest Real Estate estimate, not PrimeMLS data. Estimates use typical New Hampshire costs — a 1.7% effective property-tax rate, insurance at 0.25% of home value/yr, and PMI below 20% down. Actual town tax rates vary; verify with your lender and the town assessor.

Around This Property

Schools, everyday places and nearby destinations near 55 Green Street, Portsmouth, NH

Assigned Schools

District
Portsmouth

Source: Google Maps Platform (Places) and Owl’s Nest Real Estate — not PrimeMLS data.

Questions About This Listing

How much does 55 Green Street cost?

55 Green Street in Portsmouth, NH is listed for $1,795,000 on PrimeMLS.

That is about $1,335 per square foot of finished living space.

It came on the market on September 17, 2026.

How many bedrooms and bathrooms does 55 Green Street have?

55 Green Street in Portsmouth, NH has 2 bedrooms and 3 bathrooms (1 full, 1 three-quarter and 1 half) in 1,345 square feet of finished living space.

Is 55 Green Street a waterfront property?

Yes. The MLS lists 55 Green Street in Portsmouth, NH as a waterfront property on a pond.

Water access: dock access.

Confirm frontage, shoreland rules and any dock or beach rights during due diligence.

What school district is 55 Green Street in?

The MLS places 55 Green Street in Portsmouth, NH in the Portsmouth school district.

School assignments can change; confirm with the district.

Is 55 Green Street still for sale?

Yes. 55 Green Street in Portsmouth, NH is listed as Active on PrimeMLS (MLS #5110363).

Status can change quickly; contact us to confirm availability before you visit.

Which brokerage has 55 Green Street listed?

55 Green Street in Portsmouth, NH is listed by Kianna Nicosia of Coldwell Banker Realty - Chestnut Hill (617-969-2446).

Owl's Nest Real Estate shows it through the PrimeMLS IDX feed; we are not the listing brokerage.

What type of home is 55 Green Street?

55 Green Street in Portsmouth, NH is a condominium.

The MLS lists its style as Multi-Level, with four or more stories.

Construction status: to be built.

What town is 55 Green Street in?

55 Green Street is in Portsmouth, New Hampshire 03801, in Rockingham County.

Location notes from the MLS: sidewalks, walking trails, near paths, near shopping, near public transit and near school(s).

What are the association fees for 55 Green Street?

The association fee for 55 Green Street in Portsmouth, NH is $889 (monthly), per the MLS.

The MLS lists the fee as covering landscaping, plowing, sewer, trash and water.

Ask for the association documents and budget to see exactly what the fee covers.

What heating and cooling does 55 Green Street have?

55 Green Street in Portsmouth, NH is heated by electric, heat pump and individual, per the MLS.

Cooling: central air.

What are the water and sewer systems at 55 Green Street?

55 Green Street in Portsmouth, NH has public water and public sewer, per the MLS.

MLS details — water: public; sewer: public.

Electric: circuit breakers.

Other utilities: cable available.

Does 55 Green Street have a basement?

No. The MLS lists no basement at 55 Green Street in Portsmouth, NH.

What are the key features of 55 Green Street?

Inside, the MLS lists these features at 55 Green Street in Portsmouth, NH: dining area, kitchen island, kitchen/living, primary BR w/ BA, natural light, walk-in closet(s), programmable thermostat and 1st floor laundry.

Outside: balcony, boat slip, window screens, double pane window(s) and low E window(s).

Listed appliances: disposal, ENERGY STAR qualified dryer, ENERGY STAR qualified dishwasher, microwave, gas range, ENERGY STAR qualified refrigerator, ENERGY STAR qualified washer, tankless water heater and vented exhaust fan; confirm which ones convey in the purchase agreement.

What parking does 55 Green Street have?

55 Green Street in Portsmouth, NH has a 2-car garage and a paved driveway.

Parking details: assigned, auto open, covered, direct access and garage.

How does the price of 55 Green Street compare with other Portsmouth listings?

At $1,795,000, 55 Green Street in Portsmouth, NH is priced above the $659,900 median asking price of the 69 condos for sale in Portsmouth on PrimeMLS as of November 3, 2026 (this listing included).

That figure is Owl's Nest Real Estate's analysis of active listings, and asking prices are not sale prices — ask us for recent comparable sales before you make an offer.

How can I see 55 Green Street in person?

To see 55 Green Street in Portsmouth, NH, use Request a Showing on this page or call Owl's Nest Real Estate at 401-648-5308.

We can show any MLS-listed home and represent you as your buyer's agent; the listing brokerage represents the seller.

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NOTE: This representation is based in whole or in part on data generated by PrimeMLS, Inc., which assumes no responsibility for its accuracy. The data relating to real estate displayed on this site comes in part from the IDX Program of PrimeMLS.

This listing data is intended 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 11/03/26.