21 Gerhardy Ct
East Islip, NY 11730
3 bd 2 ba Built 1974 Lot 9,583 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 | $34,500 | $7,000 | $41,500 | $12,959 |
| 2024 | $34,500 | $7,000 | $41,500 | $12,549 |
| 2023 | $34,500 | $7,000 | $41,500 | $12,549 |
| 2022 | $34,500 | $7,000 | $41,500 | $12,674 |
| 2021 | $34,500 | $7,000 | $41,500 | $12,338 |
| 2017 | $29,400 | $7,000 | $36,400 | $9,305 |
| 2016 | $29,400 | $7,000 | $36,400 | $9,368 |
| 2015 | $29,400 | $7,000 | $36,400 | $9,577 |
| 2014 | $29,400 | $7,000 | $36,400 | $9,650 |
| 2013 | $29,400 | $7,000 | $36,400 | $9,523 |
| 2012 | $29,400 | $7,000 | $36,400 | $9,159 |
| 2011 | $29,400 | $7,000 | $36,400 | $8,766 |
| 2010 | $29,400 | $7,000 | $36,400 | $8,298 |
| 2008 | $29,400 | $7,000 | $36,400 | $8,072 |
Property facts
Year built
1974
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
—
Lot size
9,583 sqft
ZIP code
11730
City
East Islip
Street
Gerhardy Ct
Coordinates
40.73546, -73.19755
Frequently asked questions
When did 21 Gerhardy Ct last sell?
No public-record sale is on file for 21 Gerhardy Ct.
What is the current tax assessment for 21 Gerhardy Ct?
The most recent total assessment for 21 Gerhardy Ct (year 2025) is $41,500 with $12,959 in property tax.
When was 21 Gerhardy Ct built?
21 Gerhardy Ct was built in 1974.
How does 21 Gerhardy Ct compare to others on Gerhardy Ct?
We track 1 other property on Gerhardy Ct. Browse the list under "Other properties on Gerhardy Ct" to compare beds, baths, and sale history.
What are the property facts for 21 Gerhardy Ct?
21 Gerhardy Ct is a 3 bed, 2 bath, 9,583 sqft lot single_family.
Is 21 Gerhardy Ct a flip candidate?
No — 21 Gerhardy Ct does not appear in our flips dataset.
Is 21 Gerhardy Ct a tax-appeal candidate?
No — 21 Gerhardy Ct 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
+8.4%
2026 Q3
$806.5K
2026 Q4
$821.5K
ZIP 11730 — Median Price History + Forecast
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Geography
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