304 Islip Ave
Islip, NY 11751
5 bd 2 ba Built 1965 Lot 3,920 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 | $25,100 | $5,000 | $30,100 | $8,154 |
| 2017 | $25,100 | $5,000 | $30,100 | $7,948 |
| 2016 | $25,100 | $5,000 | $30,100 | $7,914 |
| 2015 | $25,100 | $5,000 | $30,100 | $7,935 |
| 2014 | $25,100 | $5,000 | $30,100 | $7,817 |
| 2013 | $25,100 | $5,000 | $30,100 | $7,635 |
| 2012 | $27,000 | $5,000 | $32,000 | $7,883 |
| 2011 | $27,000 | $5,000 | $32,000 | $7,547 |
| 2010 | $28,800 | $5,000 | $33,800 | $7,659 |
| 2008 | $28,800 | $5,000 | $33,800 | $7,217 |
| 2007 | $28,800 | $5,000 | $33,800 | $6,731 |
Property facts
Year built
1965
Property type
single_family
Stories
2
Beds
5
Baths
2
Living area
—
Lot size
3,920 sqft
ZIP code
11751
City
Islip
Street
Islip Ave
Coordinates
40.74091, -73.20789
Frequently asked questions
When did 304 Islip Ave last sell?
No public-record sale is on file for 304 Islip Ave.
What is the current tax assessment for 304 Islip Ave?
The most recent total assessment for 304 Islip Ave (year 2025) is $30,100 with $8,154 in property tax.
When was 304 Islip Ave built?
304 Islip Ave was built in 1965.
How does 304 Islip Ave compare to others on Islip Ave?
We track 8 other properties on Islip Ave. Browse the list under "Other properties on Islip Ave" to compare beds, baths, and sale history.
What are the property facts for 304 Islip Ave?
304 Islip Ave is a 5 bed, 2 bath, 3,920 sqft lot single_family.
Is 304 Islip Ave a flip candidate?
No — 304 Islip Ave does not appear in our flips dataset.
Is 304 Islip Ave a tax-appeal candidate?
No — 304 Islip Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-13.7%
Implied 1-yr
-54.6%
2026 Q1
$212.6K
2026 Q2
$212.6K
ZIP 11751 — Median Price History + Forecast
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