721 3rd Ave
East Northport, NY 11731
— ba Lot 7,405 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 | $2,850 | $300 | $3,150 | $11,829 |
| 2024 | $2,850 | $300 | $3,150 | $10,880 |
| 2023 | $2,750 | $300 | $3,050 | $10,176 |
| 2022 | $2,750 | $300 | $3,050 | $9,961 |
| 2021 | $2,750 | $300 | $3,050 | $9,671 |
| 2020 | $2,750 | $300 | $3,050 | $9,526 |
| 2018 | $2,750 | $300 | $3,050 | $8,472 |
| 2017 | $2,750 | $300 | $3,050 | $8,229 |
| 2016 | $2,750 | $300 | $3,050 | $8,094 |
| 2015 | $2,750 | $300 | $3,050 | $7,897 |
| 2014 | $2,750 | $300 | $3,050 | $7,721 |
| 2013 | $2,750 | $300 | $3,050 | $7,450 |
| 2012 | $3,400 | $300 | $3,700 | $8,961 |
| 2011 | $3,400 | $300 | $3,700 | $8,790 |
| 2010 | $3,400 | $300 | $3,700 | $8,510 |
| 2008 | $4,200 | $300 | $4,500 | $10,179 |
| 2007 | $4,200 | $300 | $4,500 | $9,582 |
| 2006 | $4,200 | $300 | $4,500 | $9,383 |
Property facts
Year built
—
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
—
Lot size
7,405 sqft
ZIP code
11731
City
East Northport
Street
3rd Ave
Coordinates
40.86584, -73.33509
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 721 3rd Ave last sell?
No public-record sale is on file for 721 3rd Ave.
What is the current tax assessment for 721 3rd Ave?
The most recent total assessment for 721 3rd Ave (year 2025) is $3,150 with $11,829 in property tax.
When was 721 3rd Ave built?
The year built for 721 3rd Ave is not in our records.
How does 721 3rd Ave compare to others on 3rd Ave?
We track 8 other properties on 3rd Ave. Browse the list under "Other properties on 3rd Ave" to compare beds, baths, and sale history.
What are the property facts for 721 3rd Ave?
721 3rd Ave is a — bath, 7,405 sqft lot single_family.
Is 721 3rd Ave a flip candidate?
No — 721 3rd Ave does not appear in our flips dataset.
Is 721 3rd Ave a tax-appeal candidate?
No — 721 3rd 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
+1.1%
Implied 1-yr
+4.2%
2026 Q3
$841.8K
2026 Q4
$850K
ZIP 11731 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 3rd Ave