11 Islip St
Holtsville, NY 11742
3 bd 2 ba 1,150 sqft Built 1971 Lot 15,246 sqft single_family
Most recent sale
$140,000
Oct 1, 1997
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Aug 24, 2022 | Listed | $375,000 | MLS #3413354 |
| Oct 13, 2012 | Listed | $280,000 | MLS #2533878 |
| Sep 12, 2010 | Listed | $334,990 | MLS #2327413 |
| Oct 1, 1997 | Sold | $140,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $2,400 | $300 | $2,700 | $10,436 |
| 2024 | $2,400 | $300 | $2,700 | $9,108 |
| 2023 | $2,400 | $300 | $2,700 | $8,878 |
| 2022 | $2,400 | $300 | $2,700 | $8,546 |
| 2021 | $2,400 | $300 | $2,700 | $8,295 |
| 2020 | $2,400 | $300 | $2,700 | $8,264 |
| 2019 | $2,400 | $300 | $2,700 | $8,264 |
| 2018 | $2,400 | $300 | $2,700 | $7,959 |
| 2017 | $2,400 | $300 | $2,700 | $7,685 |
| 2016 | $2,400 | $300 | $2,700 | $7,666 |
| 2015 | $2,400 | $300 | $2,700 | $7,428 |
| 2014 | $2,400 | $300 | $2,700 | $7,333 |
| 2013 | $2,400 | $300 | $2,700 | $7,088 |
| 2012 | $2,400 | $300 | $2,700 | $6,767 |
| 2011 | $2,400 | $300 | $2,700 | $6,592 |
| 2010 | $2,400 | $300 | $2,700 | $6,562 |
| 2009 | $2,400 | $300 | $2,700 | $6,367 |
| 2008 | $2,400 | $300 | $2,700 | $6,276 |
| 2007 | $2,400 | $300 | $2,700 | $6,120 |
| 2006 | $2,400 | $300 | $2,700 | $6,120 |
Property facts
Year built
1971
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
1,150 sqft
Lot size
15,246 sqft
ZIP code
11742
City
Holtsville
Street
Islip St
Coordinates
40.81702, -73.05221
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 11 Islip St last sell?
11 Islip St most recently sold on Oct 1, 1997 for $140,000.
What is the current tax assessment for 11 Islip St?
The most recent total assessment for 11 Islip St (year 2025) is $2,700 with $10,436 in property tax.
How does 11 Islip St's assessment compare to its last sale price?
The current assessment is 98.1% below the last sale price of $140,000.
When was 11 Islip St built?
11 Islip St was built in 1971.
How does 11 Islip St compare to others on Islip St?
We track 1 other property on Islip St. Browse the list under "Other properties on Islip St" to compare beds, baths, and sale history.
What are the property facts for 11 Islip St?
11 Islip St is a 3 bed, 2 bath, 1,150 sqft, 15,246 sqft lot single_family.
Is 11 Islip St a flip candidate?
No — 11 Islip St does not appear in our flips dataset.
Is 11 Islip St a tax-appeal candidate?
No — 11 Islip 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
+0.4%
Implied 1-yr
+1.5%
2026 Q2
$540.9K
2026 Q3
$542.9K
ZIP 11742 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Islip St