71 Deforest Ave
West Islip, NY 11795
— ba 1,956 sqft Built 1970 Lot 4,356 sqft multi_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 | $35,800 | $9,600 | $45,400 | $14,252 |
| 2024 | $35,800 | $9,600 | $45,400 | $13,637 |
| 2023 | $35,800 | $9,600 | $45,400 | $13,637 |
| 2022 | $35,800 | $9,600 | $45,400 | $13,682 |
| 2021 | $35,800 | $9,600 | $45,400 | $13,321 |
| 2020 | $35,800 | $9,600 | $45,400 | $13,011 |
| 2018 | $35,800 | $9,600 | $45,400 | $12,797 |
| 2017 | $32,300 | $9,600 | $41,900 | $11,378 |
| 2016 | $32,300 | $9,600 | $41,900 | $9,114 |
| 2015 | $32,300 | $9,600 | $41,900 | $9,354 |
| 2014 | $32,300 | $9,600 | $41,900 | $10,444 |
| 2013 | $32,300 | $9,600 | $41,900 | $9,179 |
| 2012 | $32,300 | $9,600 | $41,900 | $8,822 |
| 2011 | $32,300 | $9,600 | $41,900 | $8,577 |
| 2010 | $32,300 | $9,600 | $41,900 | $8,098 |
| 2008 | $32,300 | $9,600 | $41,900 | $8,669 |
Property facts
Year built
1970
Property type
multi_family
Stories
—
Beds
—
Baths
—
Living area
1,956 sqft
Lot size
4,356 sqft
ZIP code
11795
City
West Islip
Street
Deforest Ave
Coordinates
40.69369, -73.31524
Comparable properties nearby
Frequently asked questions
When did 71 Deforest Ave last sell?
No public-record sale is on file for 71 Deforest Ave.
What is the current tax assessment for 71 Deforest Ave?
The most recent total assessment for 71 Deforest Ave (year 2025) is $45,400 with $14,252 in property tax.
When was 71 Deforest Ave built?
71 Deforest Ave was built in 1970.
How does 71 Deforest Ave compare to others on Deforest Ave?
We track 1 other property on Deforest Ave. Browse the list under "Other properties on Deforest Ave" to compare beds, baths, and sale history.
What are the property facts for 71 Deforest Ave?
71 Deforest Ave is a — bath, 1,956 sqft, 4,356 sqft lot multi_family.
Is 71 Deforest Ave a flip candidate?
No — 71 Deforest Ave does not appear in our flips dataset.
Is 71 Deforest Ave a tax-appeal candidate?
No — 71 Deforest 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
+3.9%
Implied 1-yr
+15.5%
2026 Q2
$1.35M
2026 Q3
$1.35M
ZIP 11795 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Deforest Ave