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$524,900

  • For Sale
  • Active
  • Condo
  • 1 Bed
  • 1 Full Bath
  • 722 Sq. Ft.

Next open house:

Open House: 11:00 AM - 3:00 PM

Saturday 1/17 11:00 AM - 3:00 PM

80 Constitution Avenue #310,Portsmouth, NH 03801

80 Constitution Avenue #310PortsmouthNH03801

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Join us at 80 Constitution Avenue #310 on:

  • Open House: 11:00 AM - 3:00 PM

    Sunday 1/18 11:00 AM - 3:00 PM

    80 Constitution Avenue #310,Portsmouth, NH 03801
    80 Constitution Avenue #310PortsmouthNH03801
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See This Home
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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, bike storage. Residence #310 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. 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. Photos may be of model home.

Full Property Details for 80 Constitution Ave #310

General

  • Price: $524,900
  • Status: Active
  • Type: Condo
  • Source: PrimeMLS
  • MLS ID: 5071558
  • Updated: 12/27/2025
  • Added to Site: 38 day(s) ago

Interior

  • Number of Rooms: 4
  • Interior Features: Elevator, Passenger Elevator, Kitchen Island, Kitchen/Dining, Living/Dining, Primary BR w/ BA, Security, Indoor Storage, Walk-In Closet, Common Heating/Cooling, Smart Thermostat
  • Appliances: ENERGY STAR Qual Dishwshr, ENERGY STAR Qual Dryer, Microwave, Electric Range, ENERGY STAR Qual Fridge, ENERGY STAR Qual Washer
  • Flooring: Ceramic Tile, Other

Rooms

Bathrooms

  • Total Bathrooms: 1
  • Full Bathrooms: 1

Bedrooms

  • Total Bedrooms: 1

Exterior

  • Color: White/Grey

Parking

  • Parking: Assigned, On-Site, Parking Spaces 1

Location

  • County: Rockingham
  • Condo Project Name: Sage Portsmouth
  • Driving Directions: GPS: 2454 Lafayette Road, Portsmouth, NH 03801 I95 North - Exit 3 Right at lights, Right at second lights onto Peverley Hill Road. Next lights Right onto Banfield Road. First Stop Sign (three way Stop) Left onto Constitution Ave. 1/4 Mile on left.

School Information

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

Heating & Cooling

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

Utilities

  • Sewer: Public Sewer On-Site

Structural Information

  • Construction Status: New Construction
  • Basement Entrance: Interior
  • Roof: Membrane
  • Stories/Levels: 1
  • Square Feet: 722
  • Finished Total: 722 Sq. Ft.
  • Finished Above Grnd: 722 Sq. Ft.
  • Year Built: 2025

Unit Information

  • Units in Building: 95

Lot Features

  • Frontage: TBD
  • Driveway/Sidewalk: Common/Shared, Paved
  • Zoning: Residential

Financial Considerations

  • Price Per Sq. Ft.: $727.01
  • Other Fee: Fee 1: $340
  • Other Fee Type: Fee 1 Includes: Landscaping, Plowing, Recreation, Trash
  • Other Fee Freq.: Fee 1 Frequency: Monthly

Disclosures and Reports

  • Surveyed: Yes

Listed by JD Advisors, LLC, Janet Slome

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Listed by JD Advisors, LLC, Janet Slome

Listing agent

— 80 Constitution Ave #310 —

  • Janet Slome

    JD Advisors, LLC

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 80 Constitution Ave #310

School District:Portsmouth School District, Portsmouth, NH
NameGradesDistance
Mary C. Dondero Elementary School
32 Van Buren Avenue, Portsmouth, NH 03801
K-50.9 mi
Portsmouth Middle School, Portsmouth, NH
155 Parrott Avenue, Portsmouth, NH 03801
7-82.9 mi
Portsmouth High School, Portsmouth, NH
50 Andrew Jarvis Drive, Portsmouth, NH 03801
9-121.9 mi
Disclaimer: School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 80 Constitution Ave #310 Get Price Alerts and Save Property

Date
Details
Price
Change
Source
12/18/2025
Sold
$431,000
-17.89%
Public Record
12/08/2025
Listed
$524,900
—
MLS
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 80 Constitution Ave #310

Year
Property Taxes
Change
Tax Assessment
Change
2024
$134,199
121%
$12,003,520
219%
2023
$60,683
6%
$3,762,100
—
2022
$57,184
1%
$3,762,100
—
2021
$56,544
2%
$3,762,100
—
2020
$55,303
-1%
$3,762,100
—
2019
$55,885
1%
$3,760,800
8%
2018
$55,139
3%
$3,481,000
—
2017
$53,538
—
$3,481,000
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 80 Constitution Ave #310

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by JD Advisors, LLC, Janet Slome

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80 Constitution Avenue #310, Portsmouth, NH 03801 (MLS# 5071558) is a Condo property with 1 bedroom and 1 full bathroom. 80 Constitution Avenue #310 is currently listed for $524,900 and was received on December 08, 2025. Want to learn more about 80 Constitution Avenue #310? Do you have questions about finding other Condo real estate for sale in Portsmouth? You can browse all Portsmouth real estate or contact a Coldwell Banker agent to request more information.

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