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80 Constitution Avenue #403, 
Portsmouth, NH 03801

$739,900


2

Beds


2

Baths


1,000

Sq Ft


Condo

Active

Listed by

Janet Slome

Jd Advisors, LLC.

508-277-7707

Last updated:

January 21, 2026, 01:03 AM

MLS#

5073228

Source:

PrimeMLS

About This Home

80 Constitution Avenue #403

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 #403 features a unique, bright, open-concept layout with abundant natural light streaming through oversized windows. The only home of its kind for sale, premium finishes in #403 include a chef’s kitchen, primary suite with a generous walk-in closet and ensuite bath with double vanity. Need a second bedroom that doubles as an office or guest space? This residence has you covered. Step out onto your private balcony to savor a morning coffee or unwind with an evening glass of wine overlooking Portsmouth Green. Sage offers effortless access to upscale boutique shopping, restaurants, and fitness studios; also just minutes from downtown Portsmouth. Move-in ready! Book a private showing today. We are so excited to welcome you home. Open House, Model Homes: Saturday - Thursday, 11am - 3pm or By Appointment. GPS: 2454 Lafayette Road, Portsmouth. Photos and video may be of model home.

Home Facts

Condo

2 Baths

2 Bedrooms

Built in 2025

Price Summary

739,900

$739 per Sq. Ft.

MLS #:

5073228

Last Updated:

January 21, 2026, 01:03 AM

Added:

15 day(s) ago


Rooms & Interior

Bedrooms

Total Bedrooms:

2

Bathrooms

Total Bathrooms:

2

Full Bathrooms:

2

Interior

Living Area:

1,000 Sq. Ft.


Structure

Structure

Building Area:

1,000 Sq. Ft.

Year Built:

2025


Finances & Disclosures

Finances

Price:

$739,900

Price per Sq. Ft:

$739 per Sq. Ft.

MLS Logo
Copyright 2026 Prime MLS, Inc. All rights reserved. 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 Prime MLS. 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. Data last updated January 21, 2026
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80 Constitution Avenue #403
Attend an upcoming open house
Wed, Jan 21
11:00 AM03:00 PM
Thu, Jan 22
11:00 AM03:00 PM
Sat, Jan 24
11:00 AM03:00 PM
Sun, Jan 25
11:00 AM03:00 PM

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.