Save
Ask
Tour
Hide
Share
$429,900
New Listing

80 Constitution Avenue 406
Portsmouth, NH 03801

For Sale|Condominium|Active
1
Bed
1
Total Bath
1
Full Bath
615
SqFt
$699
/SqFt
2025
Built
County:
Rockingham
Listing courtesy of Janet Slome of JD Advisors, LLC
Call Now: 603-825-6696
Is this the listing for you? We can help make it yours.
603-825-6696
Upcoming Open Houses
Thu, Sep 3, 11:00 AM - 3:00 PM
Sat, Sep 5, 11:00 AM - 3:00 PM
Sun, Sep 6, 11:00 AM - 3:00 PM
80 Constitution Avenue 40680 Constitution Avenue 40680 Constitution Avenue 40680 Constitution Avenue 406
Save
Ask
Tour
Hide
Share

Newly repriced for the Fall Release. Ask about developer incentives and co-broke bonus. 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 #406 is the final studio residence in the building & on the top floor. Far from your typical studio, it is thoughtfully designed and features a separate sleeping area with a generous closet and pocket doors for added privacy. Oversized windows, a smart layout, and premium finishes create a space that truly stands out. Enjoy treetop views and an abundance of natural light adding a touch of serenity and an extra layer of charm to this exceptional home. 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 so excited to welcome you home. Photos and video may be of model home.

Save
Ask
Tour
Hide
Share
Listing Snapshot
Price 
$429,900
Days On Site 
0 Days
Bedrooms 
1
Inside Area (SqFt) 
615 sqft
Total Baths 
1
Full Baths 
1
Partial Baths 
N/A
Lot Size 
N/A
Year Built 
2025
MLS® Number 
5107819
Status 
Active
Property Tax 
N/A
HOA/Condo/Coop Fees 
$290 monthly
Sq Ft Source 
N/A
Friends & Family
Recent Activity
19 hours agoListing updated with changes from the MLS®
23 hours 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 
615
SqFt Total 
615
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 
Smart Thermostat
Save
Ask
Tour
Hide
Share
Exterior Features
Construction Details 
Cement Siding
Lot Features 
Wooded
Roof 
Membrane
Community Features
Association Amenities 
ClubhouseLandscapingElevator(s)
Association Dues 
290
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: 2026-09-03 01:12 PM UTC
Neighborhood & Commute
Source: Walkscore
Disclosure: Community information and market data powered by Constellation Data Labs. Information is deemed reliable but not guaranteed.
Save
Ask
Tour
Hide
Share