20 Wall St
East Islip, NY 11730
4 bd 2 ba 1,600 sqft Built 1954 Lot 13,504 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 | $27,100 | $8,300 | $35,400 | $10,957 |
| 2024 | $27,100 | $8,300 | $35,400 | $10,554 |
| 2023 | $27,100 | $8,300 | $35,400 | $10,554 |
| 2022 | $27,100 | $8,300 | $35,400 | $10,698 |
| 2021 | $27,100 | $8,300 | $35,400 | $10,375 |
| 2020 | $27,100 | $8,300 | $35,400 | $10,340 |
| 2018 | $27,100 | $8,300 | $35,400 | $10,348 |
| 2017 | $27,100 | $8,300 | $35,400 | $10,300 |
| 2016 | $27,100 | $8,300 | $35,400 | $9,093 |
| 2015 | $27,100 | $8,300 | $35,400 | $9,297 |
| 2014 | $27,100 | $8,300 | $35,400 | $9,368 |
| 2013 | $27,100 | $8,300 | $35,400 | $9,249 |
| 2012 | $27,100 | $8,300 | $35,400 | $8,892 |
| 2011 | $27,100 | $8,300 | $35,400 | $8,511 |
| 2010 | $27,100 | $8,300 | $35,400 | $8,057 |
| 2008 | $27,100 | $8,300 | $35,400 | $7,837 |
Property facts
Year built
1954
Property type
single_family
Stories
—
Beds
4
Baths
2
Living area
1,600 sqft
Lot size
13,504 sqft
ZIP code
11730
City
East Islip
Street
Wall St
Coordinates
40.73618, -73.19342
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 20 Wall St last sell?
No public-record sale is on file for 20 Wall St.
What is the current tax assessment for 20 Wall St?
The most recent total assessment for 20 Wall St (year 2025) is $35,400 with $10,957 in property tax.
When was 20 Wall St built?
20 Wall St was built in 1954.
How does 20 Wall St compare to others on Wall St?
We track 1 other property on Wall St. Browse the list under "Other properties on Wall St" to compare beds, baths, and sale history.
What are the property facts for 20 Wall St?
20 Wall St is a 4 bed, 2 bath, 1,600 sqft, 13,504 sqft lot single_family.
Is 20 Wall St a flip candidate?
No — 20 Wall St does not appear in our flips dataset.
Is 20 Wall St a tax-appeal candidate?
No — 20 Wall 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
+2.1%
Implied 1-yr
+8.4%
2026 Q3
$806.5K
2026 Q4
$821.5K
ZIP 11730 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Wall St