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  • Listed by: Great Island Realty LLC • Sharon Hartford
    Bought with: Green & Company
    $1,400,000

    550 Sagamore Avenue, Portsmouth, NH 03801

    3beds
    1,332sqft
    Ranch
    Built in 1960
    1.45 Acres Lot
    $1,428,100 Zestimate®
    $1,051/sqft
    $3,983 Estimated rent

    Home value

    $1,428,100

    $1.33M - $1.54M

    $3,983/mo

    Zestimate® history
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    What's special

    Private oasisHip-roofed ranchPartially-finished basementSizable lotExpansive lotSurrounded by lush greenery
    Welcome to 550 Sagamore Ave, a rare gem nestled in the heart of Portsmouth, NH. This property presents an uncommon opportunity to own a sizable lot in this coveted area. Spanning 1.44 acres (approximately 62,754 sq ft) with 139 feet of frontage, this parcel is situated in the SRB (single residence B) zone, offering ample space & privacy for your dream home. Zoning regulations require 15,000 sq ft per dwelling unit, 20% lot coverage, 10 ft side setbacks, 30 ft rear & front setbacks. What sets this property apart is its proximity to Downtown Portsmouth and its inclusion in the highly sought-after Little Harbor School District. Whether you envision subdividing, renovating the existing home, or constructing your expansive dream residence, this lot offers unparalleled potential. Immerse yourself in the tranquility of this picturesque setting, surrounded by lush greenery and mature trees. Perfect for those who crave open space yet desire the convenience of city living, this property provides the best of both worlds. The existing hip-roofed ranch boasts 1-level living and the potential to expand your living space with its partially-finished basement. Picture yourself hosting summer gatherings on the spacious 448 sq ft tiered deck, soaking in the serene ambiance of your private oasis. With its prime location, expansive lot, and many possibilities, don't miss this extraordinary opportunity to make 550 Sagamore Rd your own slice of paradise in Portsmouth.

    Zillow last checked:

    Listing updated:

    Listed by:

    Sharon Hartford,

    Great Island Realty LLC 603-433-3350,

    Emil Uliano,

    Great Island Realty LLC

    Bought with:

    Jennifer Green

    Green & Company

    Source: PrimeMLS,MLS#: 4994485MLS Logo

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 3
    • Bathrooms: 2
    • Full bathrooms: 1
    • 1/2 bathrooms: 1
    Heating
    • Oil, Hot Air
    Cooling
    • Central Air
    Features
    • Basement: Partially Finished,Interior Entry
    Interior area
    • Total structure area: 2,184
    • Total interior livable area: 1,332 sqft
    • Finished area above ground: 1,092
    • Finished area below ground: 240

    Property

    Parking
    • Total spaces: 1
    • Parking features: Paved, Direct Entry, Underground
    • Garage spaces: 1
    Features
    • Levels: One
    • Stories: 1
    • Frontage length: Road frontage: 139
    Lot
    • Size: 1.45 Acres
    • Features: Wooded
    Details
    • Parcel number: PRSMM0222B0011L
    • Zoning description: SRB

    Construction

    Type & style
    • Home type: SingleFamily
    • Architectural style: Ranch
    • Property subtype: Ranch
    Materials
    • Wood Frame, Vinyl Siding
    • Foundation: Block
    • Roof: Shingle
    Condition
    • New construction: No
    • Year built: 1960

    Utilities & green energy

    • Electric: Circuit Breakers
    • Sewer: Public Sewer
    • Utilities for property: Cable Available

    Community & HOA

    Location
    • Region: Portsmouth

    Financial & listing details

    • Price per square foot: $1,051/sqft
    • Tax assessed value: $445,400
    • Annual tax amount: $6,770
    • Date on market: 5/8/2024
    • Road surface type: Paved

    Price history

    DateEventPrice
    11/24/2025Listing removed$1,387,500-0.9%$1,042/sqft
    Source: PrimeMLS #4994486 Report a problem
    11/14/2025Sold$1,400,000+0.9%$1,051/sqft
    Source: PrimeMLS #4994485 Report a problem
    5/8/2024Listed for sale$1,387,500$1,042/sqft
    Source: PrimeMLS #4994485 Report a problem
    12/18/2023Listing removed--
    Source: Zillow Rentals Report a problem
    11/27/2023Listed for rent$3,500$3/sqft
    Source: Zillow Rentals Report a problem

    Public tax history

    YearProperty taxesTax assessment
    2024$9,068 +26.2%$811,100 +82.1%
    2023$7,184 +6.1%$445,400
    2022$6,770 +3.4%$445,400
    2020$6,547 -1%$445,400 +0.1%
    2019$6,611 +3.8%$444,900 +10.6%
    2018$6,372 +3%$402,300
    2017$6,187 +1.9%$402,300 +12.9%
    2016$6,070 +1.5%$356,200
    2015$5,981 +5.7%$356,200 +13.9%
    2014$5,658 +3.1%$312,600 -0.1%
    2012$5,490 +1.6%$312,800
    2011$5,402 -0.8%$312,800
    2010$5,446 $312,800
    Find assessor info on the county website

    Neighborhood: 03801

    Nearby schools

    GreatSchools rating
    Schools provided by the listing agent
    • Elementary: Little Harbor School
    • Middle: Portsmouth Middle School
    • High: Portsmouth High School
    • District: Portsmouth

    Source: PrimeMLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

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    Estimated market value
    $1,428,100
    Get a cash offer in 3 minutes
    Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
    Estimated market value
    $1,428,100