20 Wantagh Ave
East Islip, NY 11730
3 bd 2 ba Built 1955 Lot 10,019 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 | $27,000 | $7,700 | $34,700 | $10,855 |
| 2024 | $27,000 | $7,700 | $34,700 | $10,447 |
| 2023 | $27,000 | $7,700 | $34,700 | $10,447 |
| 2022 | $27,000 | $7,700 | $34,700 | $10,540 |
| 2021 | $27,000 | $7,700 | $34,700 | $10,282 |
| 2020 | $27,000 | $7,700 | $34,700 | $10,206 |
| 2017 | $24,500 | $7,700 | $32,200 | $8,438 |
| 2016 | $24,500 | $7,700 | $32,200 | $8,498 |
| 2015 | $24,500 | $7,700 | $32,200 | $8,664 |
| 2014 | $24,500 | $7,700 | $32,200 | $8,730 |
| 2013 | $24,500 | $7,700 | $32,200 | $8,624 |
| 2012 | $24,500 | $7,700 | $32,200 | $8,303 |
| 2011 | $24,500 | $7,700 | $32,200 | $3,193 |
| 2010 | $24,500 | $7,700 | $32,200 | $3,018 |
| 2008 | $24,500 | $7,700 | $32,200 | $7,334 |
Property facts
Year built
1955
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
—
Lot size
10,019 sqft
ZIP code
11730
City
East Islip
Street
Wantagh Ave
Coordinates
40.74163, -73.19073
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 20 Wantagh Ave last sell?
No public-record sale is on file for 20 Wantagh Ave.
What is the current tax assessment for 20 Wantagh Ave?
The most recent total assessment for 20 Wantagh Ave (year 2025) is $34,700 with $10,855 in property tax.
When was 20 Wantagh Ave built?
20 Wantagh Ave was built in 1955.
How does 20 Wantagh Ave compare to others on Wantagh Ave?
We track 8 other properties on Wantagh Ave. Browse the list under "Other properties on Wantagh Ave" to compare beds, baths, and sale history.
What are the property facts for 20 Wantagh Ave?
20 Wantagh Ave is a 3 bed, 2 bath, 10,019 sqft lot single_family.
Is 20 Wantagh Ave a flip candidate?
No — 20 Wantagh Ave does not appear in our flips dataset.
Is 20 Wantagh Ave a tax-appeal candidate?
No — 20 Wantagh 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
+2.1%
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 Wantagh Ave