20 Chestnut St
Islip, NY 11751
— ba 1,662 sqft Built 1991 Lot 8,276 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 | $29,800 | $9,200 | $39,000 | $13,559 |
| 2024 | $29,800 | $9,200 | $39,000 | $14,257 |
| 2023 | $29,800 | $9,200 | $39,000 | $14,257 |
| 2022 | $29,800 | $9,200 | $39,000 | $11,385 |
| 2021 | $29,800 | $9,200 | $39,000 | $10,828 |
| 2020 | $29,800 | $9,200 | $39,000 | $9,422 |
| 2018 | $29,800 | $9,200 | $39,000 | $9,060 |
| 2017 | $29,800 | $9,200 | $39,000 | $8,992 |
| 2016 | $29,800 | $9,200 | $39,000 | $8,965 |
| 2015 | $29,800 | $9,200 | $39,000 | $8,979 |
| 2014 | $29,800 | $9,200 | $39,000 | $9,164 |
| 2013 | $29,800 | $9,200 | $39,000 | $9,934 |
| 2012 | $29,800 | $9,200 | $39,000 | $9,561 |
| 2011 | $29,800 | $9,200 | $39,000 | $9,087 |
| 2010 | $29,800 | $9,200 | $39,000 | $8,709 |
| 2008 | $29,800 | $9,200 | $39,000 | $8,389 |
Property facts
Year built
1991
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
1,662 sqft
Lot size
8,276 sqft
ZIP code
11751
City
Islip
Street
Chestnut St
Coordinates
40.73134, -73.21219
Comparable properties nearby
Frequently asked questions
When did 20 Chestnut St last sell?
No public-record sale is on file for 20 Chestnut St.
What is the current tax assessment for 20 Chestnut St?
The most recent total assessment for 20 Chestnut St (year 2025) is $39,000 with $13,559 in property tax.
When was 20 Chestnut St built?
20 Chestnut St was built in 1991.
How does 20 Chestnut St compare to others on Chestnut St?
We track 1 other property on Chestnut St. Browse the list under "Other properties on Chestnut St" to compare beds, baths, and sale history.
What are the property facts for 20 Chestnut St?
20 Chestnut St is a — bath, 1,662 sqft, 8,276 sqft lot single_family.
Is 20 Chestnut St a flip candidate?
No — 20 Chestnut St does not appear in our flips dataset.
Is 20 Chestnut St a tax-appeal candidate?
No — 20 Chestnut St 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 Chestnut St