15 Root Ave
Central Islip, NY 11722
— ba 2,728 sqft Built 1976 Lot 7,841 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Apr 19, 2022 | Listing removed | $430,000 | OneKeyMLS |
| Feb 10, 2022 | Sold | $500,000 | Public Record |
| Sep 1, 2021 | Listed | $479,000 | OneKeyMLS |
| Mar 20, 2015 | Sold | $303,000 | OneKeyMLS |
| Jan 21, 2015 | Price changed | $315,000 | OneKeyMLS |
| Nov 3, 2014 | Price changed | $344,999 | OneKeyMLS |
| Oct 30, 2014 | Listed | $344,990 | OneKeyMLS |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $29,900 | $6,500 | $36,400 | $12,018 |
| 2024 | $29,900 | $6,500 | $36,400 | $12,235 |
| 2023 | $32,300 | $6,500 | $38,800 | $12,235 |
| 2022 | $32,300 | $6,500 | $38,800 | $12,072 |
| 2021 | $32,300 | $6,500 | $38,800 | $11,934 |
| 2020 | $32,300 | $6,500 | $38,800 | $11,908 |
| 2018 | $32,300 | $6,500 | $38,800 | $11,738 |
| 2017 | $32,300 | $6,500 | $38,800 | $11,643 |
| 2016 | $32,300 | $6,500 | $38,800 | $11,553 |
| 2015 | $28,500 | $6,500 | $35,000 | $10,726 |
| 2014 | $28,500 | $6,500 | $35,000 | $7,142 |
| 2013 | $28,500 | $6,500 | $35,000 | $8,459 |
| 2012 | $28,500 | $6,500 | $35,000 | $8,356 |
| 2011 | $27,500 | $6,500 | $34,000 | $7,822 |
| 2010 | $30,100 | $6,500 | $36,600 | $8,171 |
| 2008 | $30,100 | $6,500 | $36,600 | $7,507 |
| 2007 | $30,100 | $6,500 | $36,600 | $7,130 |
Property facts
Year built
1976
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
2,728 sqft
Lot size
7,841 sqft
ZIP code
11722
City
Central Islip
Street
Root Ave
Coordinates
40.77543, -73.20929
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 15 Root Ave last sell?
No public-record sale is on file for 15 Root Ave.
What is the current tax assessment for 15 Root Ave?
The most recent total assessment for 15 Root Ave (year 2025) is $36,400 with $12,018 in property tax.
When was 15 Root Ave built?
15 Root Ave was built in 1976.
How does 15 Root Ave compare to others on Root Ave?
We track 8 other properties on Root Ave. Browse the list under "Other properties on Root Ave" to compare beds, baths, and sale history.
What are the property facts for 15 Root Ave?
15 Root Ave is a — bath, 2,728 sqft, 7,841 sqft lot single_family.
Is 15 Root Ave a flip candidate?
No — 15 Root Ave does not appear in our flips dataset.
Is 15 Root Ave a tax-appeal candidate?
No — 15 Root 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
-2.9%
Implied 1-yr
-11.7%
2026 Q1
$467.5K
2026 Q2
$450.6K
ZIP 11722 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Root Ave