123 1st St
West Islip, NY 11795
2 bd 1 ba Built 1939 Lot 7,841 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 | $29,700 | $8,300 | $38,000 | $12,002 |
| 2017 | $29,700 | $8,300 | $38,000 | $10,541 |
| 2016 | $29,700 | $8,300 | $38,000 | $10,459 |
| 2015 | $29,700 | $8,300 | $38,000 | $10,570 |
| 2014 | $29,700 | $8,300 | $38,000 | $10,521 |
| 2013 | $29,700 | $8,300 | $38,000 | $10,334 |
| 2012 | $29,700 | $8,300 | $38,000 | $9,972 |
| 2011 | $29,700 | $8,300 | $38,000 | $9,713 |
| 2010 | $29,700 | $8,300 | $38,000 | $9,237 |
| 2008 | $29,700 | $8,300 | $38,000 | $8,766 |
Property facts
Year built
1939
Property type
single_family
Stories
—
Beds
2
Baths
1
Living area
—
Lot size
7,841 sqft
ZIP code
11795
City
West Islip
Street
1st St
Coordinates
40.72174, -73.30049
Frequently asked questions
When did 123 1st St last sell?
No public-record sale is on file for 123 1st St.
What is the current tax assessment for 123 1st St?
The most recent total assessment for 123 1st St (year 2025) is $38,000 with $12,002 in property tax.
When was 123 1st St built?
123 1st St was built in 1939.
How does 123 1st St compare to others on 1st St?
We track 6 other properties on 1st St. Browse the list under "Other properties on 1st St" to compare beds, baths, and sale history.
What are the property facts for 123 1st St?
123 1st St is a 2 bed, 1 bath, 7,841 sqft lot single_family.
Is 123 1st St a flip candidate?
No — 123 1st St does not appear in our flips dataset.
Is 123 1st St a tax-appeal candidate?
No — 123 1st 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
+3.9%
Implied 1-yr
+15.5%
2026 Q2
$1.35M
2026 Q3
$1.35M
ZIP 11795 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 1st St