Prevu by reAlpha
BuySellBlogBrowse Listings
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
3 William Street, East Northport NY 11731
New York>Suffolk County>East Northport

3 William StreetEast Northport, NY 11731

For Sale

$779,000

Smart Buyer Rebate $6,975

Welcome to this charming and beautifully maintained Colonial that perfectly blends classic character with modern updates. This spacious four bedroom, two and one half bath home offers a warm and inviting layout ideal for today's lifestyle. The heart of the home is the recently renovated chef's kitchen, thoughtfully designed with quality finishes, ample workspace, and a seamless flow for both everyday living and entertaining. Sun filled living spaces add to the homes timeless appeal, creating a comfortable and welcoming atmosphere throughout. A feature is the legal accessory apartment, complete with one bedroom, a full bath, kitchen and living room-perfect for extended family, guests or additional income potential. Outside enjoy a flat, level yard that is easy to maintain while still offering space to relax or entertain. A two and one half car detached garage provides added convenience and storage. With its undeniable charm, thoughtful updates, and low taxes, this property is a rare find that offers both value and versatility.

Listed by Catherine I. Lindstadt

·

Douglas Elliman Real Estate

·

631-549-4400

Last updated April 26, 2026

·

Source: OneKey #983832

Listing Facts

  • TypeSingle-family
  • NeighborhoodEast Northport
  • Bedrooms5
  • Bathrooms4
  • Days on Prevu15
  • Taxes$10,917.64/year
  • Size2,600 sqft
  • Price per sqft$300

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Air Conditioning
  • Parking

Location

Mortgage Calculator

Listing History

04/16/2026
Listed by Douglas Elliman Real Estate
$779,000

Property Details for 3 William Street

Exterior

Construction

  • Property Condition: Actual
  • Year Built: 1954
  • Architectural Style: Colonial
  • Construction Materials: Frame

Features

  • Patio And Porch Features: Covered, Deck

Measurements

  • Building Area Units: Square Feet
  • Lot Features: Back Yard, Garden, Level
  • Lot Size Acres: 0.12
  • Lot Size Square Feet: 5,227

Financial

Taxes

  • Parcel Number: 0400-113-00-01-00-002-000
  • Tax Annual Amount: $10,917.64
  • Tax Assessed Value: $2,650.00
  • Tax Year: 2026

Interior

Features

  • Appliances: Dishwasher, Dryer, ENERGY STAR Qualified Appliances, Exhaust Fan, Freezer, Gas Oven, Gas Range, Microwave, Refrigerator, Stainless Steel Appliance(s), Washer, Gas Water Heater, Wine Refrigerator
  • Flooring: Hardwood, Tile
  • Interior Features: First Floor Bedroom, First Floor Full Bath, Breakfast Bar, Chefs Kitchen, Entrance Foyer, In-Law Floorplan, Open Floorplan, Primary Bathroom, Quartz/Quartzite Counters, Recessed Lighting, Smart Thermostat, Storage

Measurements

  • Living Area: 2,600
  • Living Area Source: Other

Rooms

  • Basement: Unfinished
  • Has Basement: Yes
  • Bathrooms Full: 3
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 4
  • Bedrooms Total: 5
  • Rooms Total: 9

Other

Location

  • Tax Block: 01
  • Tax Lot: 002

Parking

Parking

  • Garage Spaces: 2
  • Garage: Yes
  • Parking Features: Detached, Driveway
  • Parking Total: 2

Schools

Elementary School

  • Elementary School: Pulaski Road School
  • Elementary School District: Northport-East Northport

High School

  • High School: Northport Senior High School
  • High School District: Northport-East Northport

Middle or Junior School

  • Middle Or Junior School: East Northport Middle School
  • Middle Or Junior School District: Northport-East Northport

Utilities

Equipment

  • Cooling: Central Air
  • Heating: Electric, Forced Air, Natural Gas
  • Other Equipment: Irrigation Equipment
  • Sewer: Cesspool
  • Utilities: Electricity Connected, Natural Gas Connected, Water Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 5 bedrooms and 4 bathrooms in this single-family home at 3 William Street.

What schools are nearby to 3 William Street?

Nearby schools include the Pulaski Road School Elementary School, East Northport Middle School, and Northport Senior High School.

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 3 William Street.

What are the annual taxes for 3 William Street?

Annual taxes for this single-family home are estimated at $10,917.

How does 3 William Street compare to other single-family homes in East Northport?

This single-family home is listed 1% above the average price for single-family homes in East Northport and has been on the market for 13 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 2,600 sqft.

3 William Street is a 5-bedroom, 4-bath single-family home for sale in East Northport NY 11731. Available on Prevu for 15 days at $779,000. This home features 2,600 square feet of living space, located in East Northport. The median listing price for single-family homes in this area is $699,999. Nearby schools include Pulaski Road School Elementary School, East Northport Middle School, and Northport Senior High School. The home offers private outdoor space, dishwasher, air conditioning, parking, and washer/dryer. Explore more single-family home listings in Suffolk County.

The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey™ MLS. The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. Information Copyright 2026, OneKey™ MLS. All Rights Reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.