21 Hart Pl
Mastic, NY 11950
— ba 972 sqft Built 1989 Lot 13,939 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 | $2,000 | $200 | $2,200 | $9,202 |
| 2024 | $2,000 | $200 | $2,200 | $8,828 |
| 2023 | $2,000 | $200 | $2,200 | $9,948 |
| 2022 | $2,000 | $200 | $2,200 | $10,236 |
| 2021 | $2,000 | $200 | $2,200 | $10,186 |
| 2020 | $2,000 | $200 | $2,200 | $10,039 |
| 2018 | $2,000 | $200 | $2,200 | $10,341 |
| 2017 | $2,000 | $200 | $2,200 | $9,653 |
| 2016 | $2,000 | $200 | $2,200 | $9,655 |
| 2015 | $2,000 | $200 | $2,200 | $9,439 |
| 2014 | $2,000 | $200 | $2,200 | $9,181 |
| 2013 | $2,000 | $200 | $2,200 | $8,946 |
| 2012 | $2,000 | $200 | $2,200 | $8,712 |
| 2011 | $2,000 | $200 | $2,200 | $8,521 |
| 2010 | $2,000 | $200 | $2,200 | $7,878 |
| 2008 | $2,000 | $200 | $2,200 | $7,344 |
| 2007 | $2,000 | $200 | $2,200 | $5,888 |
| 2006 | $2,000 | $200 | $2,200 | $5,484 |
Property facts
Year built
1989
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
972 sqft
Lot size
13,939 sqft
ZIP code
11950
City
Mastic
Street
Hart Pl
Coordinates
40.81121, -72.84830
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Hart Pl last sell?
No public-record sale is on file for 21 Hart Pl.
What is the current tax assessment for 21 Hart Pl?
The most recent total assessment for 21 Hart Pl (year 2025) is $2,200 with $9,202 in property tax.
When was 21 Hart Pl built?
21 Hart Pl was built in 1989.
How does 21 Hart Pl compare to others on Hart Pl?
We track 8 other properties on Hart Pl. Browse the list under "Other properties on Hart Pl" to compare beds, baths, and sale history.
What are the property facts for 21 Hart Pl?
21 Hart Pl is a — bath, 972 sqft, 13,939 sqft lot single_family.
Is 21 Hart Pl a flip candidate?
No — 21 Hart Pl does not appear in our flips dataset.
Is 21 Hart Pl a tax-appeal candidate?
No — 21 Hart Pl is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-15.7%
Implied 1-yr
-62.6%
2026 Q3
$393.8K
2026 Q4
$393.8K
ZIP 11950 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Hart Pl