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For sale
  • $895,000

    20-22 William Street, East Northport, NY 11731

    6beds
    2,822sqft
    Duplex, Multi Family
    Built in 1980
    -- sqft lot
    $-- Zestimate®
    $317/sqft
    $-- HOA

    What's special

    Flat grassy yardGenerous off-street parkingFull basementQuiet cul-de-sacPrivate comfortable layouts
    Two-Family Colonial on a Quiet Cul-de-Sac in East Northport! Nestled at the end of a peaceful cul-de-sac in East Northport, this well-maintained two-family Colonial offers an exceptional opportunity for investors or those seeking flexible multi-generational living. The upper unit features 3 bedrooms and 1 full bath, while the lower unit boasts 3 bedrooms and 2 full baths. Each has separate ground-level entrances for convenience and privacy. The lower unit includes access to a full basement, ideal for storage, a workshop, or potential additional living space. Designed for independent living, both units are equipped with separate utility meters, dedicated washer/dryer hookups, and private, comfortable layouts The flat, grassy yard provides plenty of outdoor space for recreation or relaxation, while the generous off-street parking ensures ample room for residents and guests alike. With its solid condition, prime location, and income-generating potential, this property is perfect for savvy investors, extended or multi-generational families, or homeowners seeking supplemental rental income. Don't miss your chance to own a rare and versatile East Northport gem.
    15 days
    on Zillow
    |
    2,200
    |
    178
    |

    Zillow last checked: 7 hours ago

    Listing updated: August 16, 2025 at 11:39am

    Listing by:

    Signature Premier Properties 631-754-3600,

    Kathryn A. Martin SFR CBR 516-901-2899,

    Zachary A. Martin 631-923-5170,

    Signature Premier Properties

    Source: OneKey® MLS,MLS#: 897799MLS Logo
    Travel times

    Tour with a buyer's agent

    We'll find a local expert to take you on a private tour of 20-22 William Street.

    Next available tour time:Tomorrow at 11am

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 6
    • Bathrooms: 3
    • Full bathrooms: 3
    Heating
    • Baseboard, Oil
    Cooling
    • Central Air, Wall/Window Unit(s)
    Appliances
    • Laundry: Washer/Dryer Hookup, Laundry Room
    Features
    • First Floor Bedroom, First Floor Full Bath, Eat-in Kitchen
    • Flooring: Carpet, Hardwood
    • Basement: Partial,Partially Finished
    • Attic: Full,Scuttle
    • Has fireplace: No
    Interior area
    • Total structure area: 2,822
    • Total interior livable area: 2,822 sqft
    Video & virtual tour

    Property

    Parking
    • Total spaces: 8
    • Parking features: Driveway
    • Has uncovered spaces: Yes
    Features
    • Patio & porch: Porch
    • Fencing: Back Yard,Partial
    Lot
    • Size: 9,583 Square Feet
    • Features: Back Yard, Cleared, Cul-De-Sac, Front Yard, Level, Near Public Transit, Near School, Near Shops
    Details
    • Parcel number: 0400113000100005000
    • Special conditions: None

    Construction

    Type & style
    • Home type: MultiFamily
    • Architectural style: Colonial
    • Property subtype: Duplex, Multi Family
    Materials
    • Vinyl Siding
    Condition
    • Year built: 1980

    Utilities & green energy

    • Sewer: Cesspool
    • Water: Public
    • Utilities for property: None

    Community & HOA

    Location
    • Region: East Northport

    Financial & listing details

    • Price per square foot: $317/sqft
    • Tax assessed value: $3,500
    • Annual tax amount: $13,320
    • Date on market: 8/14/2025
    • Cumulative days on market: 16 days
    • Listing agreement: Exclusive Right To Sell
    • Exclusions: Window ACs in upper unit
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