51 Alan St
East Islip, NY 11730
3 bd 2 ba 1,650 sqft Built 1957 Lot 10,890 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 | $30,400 | $10,800 | $41,200 | $12,593 |
| 2020 | $30,400 | $10,800 | $41,200 | $11,887 |
| 2018 | $30,400 | $10,800 | $41,200 | $11,847 |
| 2017 | $29,200 | $10,800 | $40,000 | $10,291 |
| 2016 | $29,200 | $10,800 | $40,000 | $10,363 |
| 2015 | $29,200 | $10,800 | $40,000 | $10,586 |
| 2014 | $29,200 | $10,800 | $40,000 | $10,663 |
| 2013 | $29,200 | $10,800 | $40,000 | $10,519 |
| 2012 | $27,000 | $10,800 | $37,800 | $9,532 |
| 2011 | $27,000 | $10,800 | $37,800 | $9,124 |
| 2010 | $27,000 | $10,800 | $37,800 | $8,637 |
| 2008 | $27,000 | $10,800 | $37,800 | $8,404 |
| 2007 | $27,000 | $10,800 | $37,800 | $7,860 |
Property facts
Year built
1957
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
1,650 sqft
Lot size
10,890 sqft
ZIP code
11730
City
East Islip
Street
Alan St
Coordinates
40.73299, -73.17155
Comparable properties nearby
Frequently asked questions
When did 51 Alan St last sell?
No public-record sale is on file for 51 Alan St.
What is the current tax assessment for 51 Alan St?
The most recent total assessment for 51 Alan St (year 2025) is $41,200 with $12,593 in property tax.
When was 51 Alan St built?
51 Alan St was built in 1957.
How does 51 Alan St compare to others on Alan St?
We track 6 other properties on Alan St. Browse the list under "Other properties on Alan St" to compare beds, baths, and sale history.
What are the property facts for 51 Alan St?
51 Alan St is a 3 bed, 2 bath, 1,650 sqft, 10,890 sqft lot single_family.
Is 51 Alan St a flip candidate?
No — 51 Alan St does not appear in our flips dataset.
Is 51 Alan St a tax-appeal candidate?
No — 51 Alan 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
+2.1%
Implied 1-yr
+8.4%
2026 Q3
$806.5K
2026 Q4
$821.5K
ZIP 11730 — Median Price History + Forecast
Explore nearby
Geography
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