21 The Serpentine
Roslyn, NY 11576
5 ba 3,836 sqft Built 1981 Lot 17,903 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 |
|---|---|---|---|---|
| 2024 | $1,375 | $539 | $1,914 | $33,336 |
| 2022 | $1,375 | $539 | $1,914 | $38,945 |
| 2021 | $1,202 | $539 | $1,741 | $35,754 |
| 2020 | $1,177 | $528 | $1,705 | $40,713 |
| 2019 | $1,810 | $1,207 | $3,017 | $41,409 |
| 2018 | $1,810 | $1,207 | $3,017 | $39,509 |
| 2016 | $1,810 | $1,207 | $3,017 | $37,128 |
| 2015 | $1,810 | $1,207 | $3,017 | $34,566 |
| 2014 | $1,810 | $1,207 | $3,017 | $31,932 |
| 2013 | $2,276 | $1,207 | $3,483 | $29,504 |
| 2011 | $2,276 | $1,207 | $3,483 | $28,211 |
| 2010 | $2,239 | $1,207 | $3,446 | $30,702 |
| 2009 | $2,853 | $1,207 | $4,060 | $28,165 |
| 2007 | $2,624 | $1,207 | $3,831 | $26,595 |
Property facts
Year built
1981
Property type
single_family
Stories
2
Beds
—
Baths
5
Living area
3,836 sqft
Lot size
17,903 sqft
ZIP code
11576
City
Roslyn
Street
The Serpentine
Coordinates
40.79646, -73.66503
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 The Serpentine last sell?
No public-record sale is on file for 21 The Serpentine.
What is the current tax assessment for 21 The Serpentine?
The most recent total assessment for 21 The Serpentine (year 2024) is $1,914 with $33,336 in property tax.
When was 21 The Serpentine built?
21 The Serpentine was built in 1981.
How does 21 The Serpentine compare to others on The Serpentine?
We track 4 other properties on The Serpentine. Browse the list under "Other properties on The Serpentine" to compare beds, baths, and sale history.
What are the property facts for 21 The Serpentine?
21 The Serpentine is a 5 bath, 3,836 sqft, 17,903 sqft lot single_family.
Is 21 The Serpentine a flip candidate?
No — 21 The Serpentine does not appear in our flips dataset.
Is 21 The Serpentine a tax-appeal candidate?
No — 21 The Serpentine 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
+8.2%
2026 Q3
$2.15M
2026 Q4
$2.19M
ZIP 11576 — Median Price History + Forecast
Explore nearby
Geography
Other properties on The Serpentine