23 Gainsboro Ln
Syosset, NY 11791
5 bd 4 ba Built 2021 Lot 7,200 sqft single_family
Most recent sale
$1,350,000
Apr 8, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Apr 8, 2022 | Sold | $1,350,000 | MLS #3292892 |
| Jul 28, 2021 | Listed | $1,395,000 | MLS #3292892 |
| Jun 9, 2021 | Sold | $630,000 | Public Record |
| Jan 26, 2021 | Listed | $648,000 | MLS #3283609 |
| Aug 14, 2009 | Sold | $410,000 | Public Record |
| Jun 13, 2009 | Listing removed | $479,000 | OneKeyMLS |
| May 11, 2009 | Listed | $479,000 | MLS #2184174 |
| Jul 17, 2006 | Sold | $505,000 | Public Record |
| Dec 19, 1995 | Sold | $217,500 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2024 | $735 | $337 | $1,072 | $7,410 |
| 2022 | — | $336 | $336 | $14,744 |
| 2021 | $242 | $336 | $578 | $13,249 |
| 2020 | $236 | $328 | $564 | $8,110 |
| 2019 | $1 | $655 | $656 | $7,691 |
| 2018 | $1 | $699 | $700 | $7,750 |
| 2017 | $1 | $743 | $744 | $7,762 |
| 2016 | $102 | $777 | $879 | $8,196 |
| 2015 | $102 | $777 | $879 | $9,799 |
| 2014 | $102 | $777 | $879 | $8,569 |
| 2013 | $110 | $842 | $952 | $7,713 |
| 2011 | $196 | $803 | $999 | $8,075 |
| 2010 | $215 | $842 | $1,057 | $11,266 |
| 2009 | $424 | $842 | $1,266 | $11,313 |
| 2007 | $423 | $842 | $1,265 | $18,731 |
Property facts
Year built
2021
Property type
single_family
Stories
—
Beds
5
Baths
4
Living area
—
Lot size
7,200 sqft
ZIP code
11791
City
Syosset
Street
Gainsboro Ln
Coordinates
40.79660, -73.49899
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 23 Gainsboro Ln last sell?
23 Gainsboro Ln most recently sold on Apr 8, 2022 for $1,350,000.
What is the current tax assessment for 23 Gainsboro Ln?
The most recent total assessment for 23 Gainsboro Ln (year 2024) is $1,072 with $7,410 in property tax.
How does 23 Gainsboro Ln's assessment compare to its last sale price?
The current assessment is 99.9% below the last sale price of $1,350,000.
When was 23 Gainsboro Ln built?
23 Gainsboro Ln was built in 2021.
How does 23 Gainsboro Ln compare to others on Gainsboro Ln?
We track 8 other properties on Gainsboro Ln. Browse the list under "Other properties on Gainsboro Ln" to compare beds, baths, and sale history.
What are the property facts for 23 Gainsboro Ln?
23 Gainsboro Ln is a 5 bed, 4 bath, 7,200 sqft lot single_family.
Is 23 Gainsboro Ln a flip candidate?
Yes — 23 Gainsboro Ln appears in our flips dataset, indicating it sold twice within a short window with a notable price change.
Is 23 Gainsboro Ln a tax-appeal candidate?
No — 23 Gainsboro Ln is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.9%
Implied 1-yr
+11.6%
2026 Q3
$1.84M
2026 Q4
$1.88M
ZIP 11791 — Median Price History + Forecast
Explore nearby
Geography
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