24 William Ave
Islip, NY 11751
— ba 2,258 sqft Built 2006 Lot 7,405 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $39,500 | $6,500 | $46,000 | $16,095 |
| 2024 | $39,500 | $6,500 | $46,000 | $15,064 |
| 2023 | $39,500 | $6,500 | $46,000 | $15,064 |
| 2022 | $39,500 | $6,500 | $46,000 | $15,092 |
| 2021 | $39,500 | $6,500 | $46,000 | $14,602 |
| 2020 | $39,500 | $6,500 | $46,000 | $14,221 |
| 2018 | $39,500 | $6,500 | $46,000 | $13,784 |
| 2017 | $39,500 | $6,500 | $46,000 | $13,676 |
| 2016 | $39,500 | $6,500 | $46,000 | $12,422 |
| 2015 | $39,500 | $6,500 | $46,000 | $12,442 |
| 2014 | $39,500 | $6,500 | $46,000 | $12,249 |
| 2013 | $39,500 | $6,500 | $46,000 | $11,949 |
| 2012 | $39,500 | $6,500 | $46,000 | $11,502 |
| 2011 | $39,500 | $6,500 | $46,000 | $11,066 |
| 2010 | $39,500 | $6,500 | $46,000 | $10,593 |
| 2008 | $39,500 | $6,500 | $46,000 | $9,967 |
Property facts
Year built
2006
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
2,258 sqft
Lot size
7,405 sqft
ZIP code
11751
City
Islip
Street
William Ave
Coordinates
40.73842, -73.21080
Comparable properties nearby
Frequently asked questions
When did 24 William Ave last sell?
No public-record sale is on file for 24 William Ave.
What is the current tax assessment for 24 William Ave?
The most recent total assessment for 24 William Ave (year 2025) is $46,000 with $16,095 in property tax.
When was 24 William Ave built?
24 William Ave was built in 2006.
How does 24 William Ave compare to others on William Ave?
We track 3 other properties on William Ave. Browse the list under "Other properties on William Ave" to compare beds, baths, and sale history.
What are the property facts for 24 William Ave?
24 William Ave is a — bath, 2,258 sqft, 7,405 sqft lot single_family.
Is 24 William Ave a flip candidate?
No — 24 William Ave does not appear in our flips dataset.
Is 24 William Ave a tax-appeal candidate?
No — 24 William Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-13.7%
Implied 1-yr
-54.6%
2026 Q1
$212.6K
2026 Q2
$212.6K
ZIP 11751 — Median Price History + Forecast
Explore nearby
Geography
Other properties on William Ave