21 Gaines Ave
Greenlawn, NY 11740
— ba Lot 20,473 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 | $3,200 | $350 | $3,550 | $15,909 |
| 2024 | $3,200 | $350 | $3,550 | $15,195 |
| 2023 | $3,200 | $350 | $3,550 | $14,873 |
| 2022 | $3,200 | $350 | $3,550 | $14,669 |
| 2021 | $3,200 | $350 | $3,550 | $14,425 |
| 2020 | $3,200 | $350 | $3,550 | $14,149 |
| 2018 | $3,200 | $350 | $3,550 | $13,780 |
| 2017 | $3,200 | $350 | $3,550 | $12,309 |
| 2016 | $3,200 | $350 | $3,550 | $12,135 |
| 2015 | $3,200 | $350 | $3,550 | $11,822 |
| 2014 | $3,200 | $350 | $3,550 | $11,592 |
| 2013 | $3,200 | $350 | $3,550 | $11,169 |
| 2012 | $3,200 | $350 | $3,550 | $10,820 |
| 2011 | $3,200 | $350 | $3,550 | $10,500 |
| 2010 | $3,200 | $350 | $3,550 | $9,977 |
| 2008 | $3,825 | $350 | $4,175 | $11,324 |
| 2007 | $3,825 | $350 | $4,175 | $10,811 |
| 2006 | $3,825 | $350 | $4,175 | $10,495 |
Property facts
Year built
—
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
—
Lot size
20,473 sqft
ZIP code
11740
City
Greenlawn
Street
Gaines Ave
Coordinates
40.86767, -73.36692
Frequently asked questions
When did 21 Gaines Ave last sell?
No public-record sale is on file for 21 Gaines Ave.
What is the current tax assessment for 21 Gaines Ave?
The most recent total assessment for 21 Gaines Ave (year 2025) is $3,550 with $15,909 in property tax.
When was 21 Gaines Ave built?
The year built for 21 Gaines Ave is not in our records.
How does 21 Gaines Ave compare to others on Gaines Ave?
We do not currently track other properties on Gaines Ave.
What are the property facts for 21 Gaines Ave?
21 Gaines Ave is a — bath, 20,473 sqft lot single_family.
Is 21 Gaines Ave a flip candidate?
No — 21 Gaines Ave does not appear in our flips dataset.
Is 21 Gaines Ave a tax-appeal candidate?
No — 21 Gaines 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
+0.2%
Implied 1-yr
+0.6%
2026 Q1
$840K
2026 Q2
$841.2K
ZIP 11740 — Median Price History + Forecast
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Geography