17 21st St
Deer Park, NY 11729
3 bd 1 ba 1,131 sqft Built 1957 Lot 7,900 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 | $2,510 | $320 | $2,830 | $10,140 |
| 2024 | $2,510 | $320 | $2,830 | $9,754 |
| 2023 | $2,510 | $320 | $2,830 | $4,754 |
| 2022 | $2,510 | $320 | $2,830 | $9,411 |
| 2021 | $2,510 | $320 | $2,830 | $9,135 |
| 2020 | $2,510 | $320 | $2,830 | $8,938 |
| 2018 | $2,510 | $320 | $2,830 | $8,724 |
| 2017 | $2,510 | $320 | $2,830 | $8,538 |
| 2016 | $2,510 | $320 | $2,830 | $8,495 |
| 2015 | $2,510 | $320 | $2,830 | $8,395 |
| 2014 | $2,510 | $320 | $2,830 | $6,942 |
| 2013 | $2,510 | $320 | $2,830 | $6,839 |
| 2012 | $2,510 | $320 | $2,830 | $6,532 |
| 2011 | $2,510 | $320 | $2,830 | $6,350 |
| 2010 | $2,510 | $320 | $2,830 | $9,378 |
| 2008 | $2,800 | $320 | $3,120 | $2,064 |
| 2007 | $2,800 | $320 | $3,120 | $1,807 |
| 2006 | $2,800 | $320 | $3,120 | $1,636 |
Property facts
Year built
1957
Property type
single_family
Stories
—
Beds
3
Baths
1
Living area
1,131 sqft
Lot size
7,900 sqft
ZIP code
11729
City
Deer Park
Street
21st St
Coordinates
40.75647, -73.34714
Comparable properties nearby
Frequently asked questions
When did 17 21st St last sell?
No public-record sale is on file for 17 21st St.
What is the current tax assessment for 17 21st St?
The most recent total assessment for 17 21st St (year 2025) is $2,830 with $10,140 in property tax.
When was 17 21st St built?
17 21st St was built in 1957.
How does 17 21st St compare to others on 21st St?
We track 8 other properties on 21st St. Browse the list under "Other properties on 21st St" to compare beds, baths, and sale history.
What are the property facts for 17 21st St?
17 21st St is a 3 bed, 1 bath, 1,131 sqft, 7,900 sqft lot single_family.
Is 17 21st St a flip candidate?
No — 17 21st St does not appear in our flips dataset.
Is 17 21st St a tax-appeal candidate?
No — 17 21st 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
-2.2%
Implied 1-yr
-8.6%
2026 Q3
$500.3K
2026 Q4
$487.8K
ZIP 11729 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 21st St