80 Constitution Avenue #429, Portsmouth, NH 03801

Portsmouth
Local realty services provided by:ERA Key Realty Services
80 Constitution Avenue #429,Portsmouth, NH 03801
$504,900
  • 1 Beds
  • 1 Baths
  • 720 sq. ft.
  • Condominium
  • Active
Upcoming open houses
  • Sat, May 30
    11:00 am - 03:00 pm
  • Sun, May 31
    11:00 am - 03:00 pm
Listed by: janet slome, lauren addante
Office: jd advisors, llc.508-277-7707
MLS#:5070953
Source:PrimeMLS

Price summary

  • Price:$504,900
  • Price per sq. ft.:$701.25
  • Monthly HOA dues:$339

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, Bike Storage. Residence #429 offers 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. If you enjoy the perfect mix of indoor and outdoor living, this home is made for you! Step outside from your home onto your bright, private terrace where sunshine and fresh air await — an ideal extension of your living space where you can entertain friends and family. Located in Portsmouth Green, Sage offers effortless access to upscale boutique shopping, restaurants, and fitness studios, just minutes from downtown Portsmouth. Photos and video may be of model home.

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Home facts

  • Year built:2025
  • Listing ID #:5070953
  • Added:179 day(s) ago
  • Updated:May 30, 2026 at 10:35 AM

Rooms and interior

  • Bedrooms:1
  • Total bathrooms:1
  • Full bathrooms:1
  • Rooms Total:4
  • Flooring:Ceramic Tile
  • Kitchen Description:Microwave
  • Basement Description:Interior
  • Living area:720 sq. ft.

Heating and cooling

  • Cooling:Central AC
  • Heating:Electric, Heat Pump

Structure and exterior

  • Roof:Membrane
  • Year built:2025
  • Building area:720 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:$504,900
  • Price per sq. ft.:$701.25

Features and amenities

  • Appliances:Washer
  • Laundry features:Dryer, Washer

Parking

  • Parking description:Common/Shared, Paved Driveway
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 May 30, 2026

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