80 Constitution Avenue #403, Portsmouth, NH 03801

Portsmouth
Local realty services provided by:ERA Key Realty Services
80 Constitution Avenue #403,Portsmouth, NH 03801
$739,900
  • 2 Beds
  • 2 Baths
  • 1,000 sq. ft.
  • Condominium
  • Active
Upcoming open houses
  • Thu, Feb 26
    12:00 pm - 03:00 pm
  • Sat, Feb 28
    11:00 am - 03:00 pm
Listed by: janet slome
Office: jd advisors, llc.
MLS#:5073228
Source:PrimeMLS

Price summary

  • Price:$739,900
  • Price per sq. ft.:$739.9
  • Monthly HOA dues:$471

About this home

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

Contact an agent

contact an agent

Yes, I would like more information. Please use and/or share my information with an ERA®  affiliated agent to contact me about my real estate needs. By clicking Send message, 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 an ERA®  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® , Coldwell Banker® , Corcoran® , Sotheby's International Realty® ). I acknowledge that I have read and agree to theTerms of useandPrivacy notice

Home facts

  • Year built:2025
  • Listing ID #:5073228
  • Added:50 day(s) ago
  • Updated:February 23, 2026 at 03:25 PM

Rooms and interior

  • Bedrooms:2
  • Total bathrooms:2
  • Full bathrooms:2
  • Rooms Total:6
  • Flooring:Ceramic Tile
  • Kitchen Description:Microwave
  • Basement Description:Interior
  • Living area:1,000 sq. ft.

Heating and cooling

  • Cooling:Central AC
  • Heating:Heat Pump

Structure and exterior

  • Roof:Membrane
  • Year built:2025
  • Building area:1,000 sq. ft.
  • Levels:1 Story

Schools

  • High school:Portsmouth High School
  • Middle school:Portsmouth Middle School
  • Elementary school:Little Harbor School

Utilities

  • Sewer:Public Sewer On-Site

Finances and disclosures

  • Price:$739,900
  • Price per sq. ft.:$739.9
MLS LogoCopyright 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 February 26, 2026

New listings near 80 Constitution Avenue #403