NOT LISTED FOR SALE

16 William Ave Central Islip, NY 11722

Estimated Value: $557,000 - $608,000

3 Beds
2 Baths
1,604 Sq Ft
$359/Sq Ft Est. Value

Last Sold April 28, 2025

Last sale price $580,000 $362 Per Sq Ft

Est. 1% decrease in value since last sale

Current estimated payment $3,852/month

About This Home

Welcome to 16 William Avenue in the Hamlet of Central Islip on a quiet residential street. This charming Expanded Cape Cod dwelling has 1,602 sq ft of living space with Three Bedrooms and Two Full Baths - Eat in Kitchen, Bedroom and Laundry on First Level with Living Room & Dining Room (possible 4th Bedroom); Second Level has been dormered with Two large Bedrooms and Full Bath; Full Basement. Vinyl Siding & Anderson Windows (2022) This home is ideal for an extended family or investor with a fenced rear yard (.21 Acres) and 5 Zone I/G Sprinkler System. Home freshly painted and move-in ready. Conveniently located near schools, shopping centers, Long Island Railroad, and major highways and public transportation. Low Taxes at $10,444 ($9,471 with Basic Star).

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Jun 29, 2015
Sold by
Tesoro Donald J
Bought by
Tesoro Douglas
Current Estimated Value
$575,895

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$187,500
Outstanding Balance
$146,761
Interest Rate
3.97%
Mortgage Type
New Conventional
Estimated Equity
$429,134

Purchase Details

Closed on
Nov 30, 2011
Sold by
Tesoro Stanley and Tesoro Anna E
Bought by
Tesoro Donald J
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

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ICE

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Average Value
Not Available
List Price
Sold Price
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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Purchase History

Date Buyer Sale Price Title Company
Tesoro Douglas $250,000 None Available
Tesoro Donald J -- --
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Open Tesoro Douglas $187,500
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft Prior Sale
04/28/2025 04/28/25 Sold $580,000 0.0% $362 / Sq Ft View Prior Sale
03/06/2025 03/06/25 Pending -- -- --
03/05/2025 03/05/25 Off Market $580,000 -- --
02/21/2025 02/21/25 For Sale $499,999 -- $312 / Sq Ft

Tax History Compared to Growth

Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2024 $10,008 $31,400 $6,600 $24,800
2023 $10,008 $31,400 $6,600 $24,800
2022 $6,219 $31,400 $6,600 $24,800
2021 $6,219 $31,400 $6,600 $24,800
2020 $8,563 $31,400 $6,600 $24,800
2019 $6,219 $0 $0 $0
2018 -- $31,400 $6,600 $24,800
2017 $9,524 $31,400 $6,600 $24,800
2016 $9,980 $31,400 $6,600 $24,800
2015 -- $31,400 $6,600 $24,800
2014 -- $31,400 $6,600 $24,800
Source: Public Records

Agents Affiliated with this Home

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