20-22 William Street, E. Northport, NY 11731

$961,000
6
BD
3
BA

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Sold Price
$961,000
Days on Market
17
Closing Date
Oct 21, 2025
MLS#
897799
Status
CLOSED
Property Type
Duplex
Style
Colonial
Year Built
1980
Property Tax
$13,320
School District
Northport-East Northport
High School
Northport Senior High School
Jr. High
East Northport Middle School
Elementary School
Pulaski Road School

Property Description

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.

Additional Information

Bedrooms
6
Bathrooms
3
Full Baths
3
Acres
0.22
Parking
Driveway
Basement
Partial, Partially Finished
Laundry
Laundry Room
Heating
Baseboard, Oil
Cooling
Central Air, Wall/Window Unit(s)
Water
Public
Sewer
Cesspool

Mortgage Calculator

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Calculator source: Real Geeks

Listing courtesy of Listing Agent: Kathryn A. Martin SFR CBR (katamartin1@gmail.com) from Listing Office: Signature Premier Properties.

Selling Office: Douglas Elliman Real Estate.

Listings courtesy of OneKey® MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of . All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.