by RH Advisors

See Home Value
$665,000
● House - Off Market

6 William Street

Islip, NY 11706
bedrooms
6 Beds
bathrooms
2 Baths
square feet
1,700 Ft²
$3,871
Est. Monthly

About This Property

Welcome to 6 William Street in Bay Shore!

This spacious and well-maintained Hi-Ranch offers 6 bedrooms and 2 full baths in the Bay Shore School District.  Perfect for extended living or anyone seeking extra space.

Upstairs you'll find a bright and inviting layout with 3 bedrooms, a full bath, and a comfortable living and dining area that flows seamlessly into the kitchen. The lower level offers an additional 3 bedrooms, another full bath, and a washer and dryer for added convenience.

Step outside to a fenced backyard with a patio, ideal for relaxing, entertaining, or letting pets play freely. Additional highlights include in-ground sprinklers, central air conditioning, leased solar panels (transferable to the new owner) for energy efficiency, and a one-car garage with opener. The fence and shed, both approximately 5 years old, add even more value and function to the property.

Located close to local parks, schools, shopping, and major roadways, this home combines comfort, space, and convenience, all in the heart of Bay Shore.

Come see all the possibilities this move-in ready home has to offer!
Unit Size
1,700 Ft²
Days on Market
100 days
Land Size
0.17 acres
Price per sqft
$353
Property Type
House
Property Taxes
$925
HOA Dues
-
Year Built
-

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Last updated: 10 months ago (OneKey MLS #KEY917127)

Price History

Date / Event Date Event Price
Jan 23, 2026 Sold
Sold
Oct 29, 2025 In contract -
In contract
Oct 15, 2025 Listed by HomeSmart Dynamic Realty $599,999
Listed by HomeSmart Dynamic Realty

Property Highlights

Garage
Air Conditioning

Building Info

Overview

    General

  • Bedroom Count: 0
  • Building Condition: 0
  • Building Quality: 0
  • Construction Type: 0
  • Building Style: 0
  • Exterior Walls Type: 0
  • Interior Walls Type: 0
  • Roof Shape Type: 0
  • Roof Cover Type: 0
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 0
  • Parking Space Count: 0
  • Patio Type: 0
  • Porch Type: 0
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 7,405
  • Lot Size Depth Feet: 1,000
  • Lot Size Frontage Feet: 750
  • Total Building Area: 0
  • Building Area: 0

    Heating and Cooling

  • Air Conditioning: 0
  • Heating: 0
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Land Acres: 0000000170
  • Standard Land Use Code: 1001
  • County Land Use Code: 210
  • Legal Description 1: X2204504Y188942 T039H00000000

Neighborhood

  • School District Name: Bay Shore Union Free School District
  • School Tax School District: BAY SHORE
  • Census Tract: 146005

Zoning

  • Zoning: B

Geography

  • District: 0500-2
  • Section: 50.29
  • Parcel: 0500-290.00-01.00-040.000
  • Lot: 100.040
  • Municipality: ISLIP
  • Latitude: 40.7419
  • Longitude: -73.2615

    Address

  • Full Address: 6 William St
  • Address - House Number: 6
  • Address - Street Name: William
  • Address - Suffix Type: St
  • State: NY
  • City Name: Bay Shore
  • Carrier Code: C022
  • 4-Digit Zip Code: 4218
  • Zip Code: 11706

Valuation

    Tax

  • Tax Year: 2023
  • Tax Amount: $958,970
  • Tax Rate Code Area: 472801

    Appraisal Valuation

  • Standard Deviation: 0.2548
  • Valuation Date: Mar 20, 2024
  • Confidence Score: 63
  • Final Value: 564,293
  • High Value: 708,126
  • Low Value: 420,459

    Market Valuation

  • Market Total Value: $462,912
  • Market Land Value: $92,033
  • Market Improvement Value: $370,879

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $33,700
  • Assessed Land Value: $6,700
  • Assessed Improvements Value: $27,000

    Exemptions

  • Homeowner Exemption: Yes
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Bay Shore


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Frequently Asked Questions

When was property at 6 William Street built and last sold?
The property at 6 William Street was built in and last sold on Jan 1, 1970 for $0.
How much is this home worth?
The estimated value of the home located at 6 William Street is $605,999.
What are some comparable homes to 6 William Street?
There are currently no comparable homes to 6 William Street.

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