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$444,900
111 Days On Site

80 Constitution Avenue 321
Portsmouth, NH 03801

For Sale|Condominium|Active
1
Bed
1
Total Bath
1
Full Bath
722
SqFt
$616
/SqFt
2025
Built
County:
Rockingham
Listing courtesy of Janet Slome of JD Advisors, LLC
Call Now: (207) 255-7659
Is this the listing for you? We can help make it yours.
(207) 255-7659
Upcoming Open Houses
Wed, Jul 22, 11:00 AM - 3:00 PM
Thu, Jul 23, 11:00 AM - 3:00 PM
Sat, Jul 25, 11:00 AM - 3:00 PM
Sun, Jul 26, 11:00 AM - 3:00 PM
80 Constitution Avenue 32180 Constitution Avenue 32180 Constitution Avenue 32180 Constitution Avenue 321
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Mortgage Calculator

Monthly Payment (Est.)

$2,030
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Experience luxury living at Sage Portsmouth, an exceptional new condominium community offering premium amenities that include an entertainment lounge, work-from-home suites, a club room with terrace, fitness center, game lounge, pet spa, and bike storage. Residence #321 is a southwest facing with an open-concept living area that features eco-friendly flooring, custom cabinetry, quartz countertops, and a thoughtful layout. The bedroom includes a walk-through closet with ensuite bath access and a walk-in shower. Parking included. Located in Portsmouth Green, Sage offers effortless access to upscale boutique shopping, restaurants, and fitness studios, just minutes from downtown Portsmouth. Book a private showing today. We are excited to welcome you home. Photos and video may be of model home.

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Listing Snapshot
Price 
$444,900
Days On Site 
111 Days
Bedrooms 
1
Inside Area (SqFt) 
722 sqft
Total Baths 
1
Full Baths 
1
Partial Baths 
N/A
Lot Size 
N/A
Year Built 
2025
MLS® Number 
5081750
Status 
Active
Property Tax 
N/A
HOA/Condo/Coop Fees 
$340 monthly
Sq Ft Source 
N/A
Friends & Family
Recent Activity
3 weeks agoListing updated with changes from the MLS®
4 months agoListing first seen on site
General Features
Number Of Stories 
1
Parking 
PavedShared DrivewayAssignedOn Site
Pets 
Cats OKDogs OKNumber Limit
Property Condition 
New Construction
Property Sub Type 
Condominium
Sewer 
Public Sewer
SqFt Above 
722
SqFt Total 
722
Style 
FlatGarden
Utilities 
Cable AvailableUnderground Utilities
Water Source 
Public
Zoning 
Residential
Interior Features
Appliances 
DryerMicrowaveElectric Range
Cooling 
Central Air
Electric 
150 Amp Service
Flooring 
Ceramic TileOther
Heating 
Heat PumpElectric
Interior 
Kitchen IslandSmart Thermostat
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Exterior Features
Construction Details 
Cement Siding
Roof 
Membrane
Community Features
Association Amenities 
ClubhouseLandscapingElevator(s)
Association Dues 
340
HOA Fee Frequency 
Monthly
School District 
Portsmouth
Schools
School District
Portsmouth
Elementary School
Little Harbor School
Middle School
Portsmouth Middle School
High School
Portsmouth High School
Listing courtesy of Janet Slome of JD Advisors, LLC



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, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
Last checked: 2026-07-21 11:38 PM UTC
Neighborhood & Commute
Source: Walkscore
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