100 Jefferson Ave
Port Jefferson, NY 11777
— ba Lot 11,326 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 | $3,845 | $240 | $4,085 | $11,189 |
| 2024 | $3,845 | $240 | $4,085 | $13,644 |
| 2023 | $3,845 | $240 | $4,085 | $13,052 |
| 2022 | $3,845 | $240 | $4,085 | $12,421 |
| 2021 | $3,845 | $240 | $4,085 | $12,129 |
| 2020 | $4,310 | $240 | $4,550 | $13,009 |
| 2018 | $4,310 | $240 | $4,550 | $10,904 |
| 2017 | $4,310 | $240 | $4,550 | $10,628 |
| 2016 | $4,560 | $240 | $4,800 | $10,563 |
| 2015 | $4,560 | $240 | $4,800 | $10,294 |
| 2014 | $4,560 | $240 | $4,800 | $9,946 |
| 2013 | $4,560 | $240 | $4,800 | $9,760 |
| 2012 | $4,560 | $240 | $4,800 | $9,568 |
| 2011 | $4,560 | $240 | $4,800 | $9,429 |
| 2010 | $4,560 | $240 | $4,800 | $8,790 |
| 2008 | $4,560 | $240 | $4,800 | $8,429 |
| 2007 | $4,560 | $240 | $4,800 | $8,061 |
| 2006 | $4,560 | $240 | $4,800 | $7,676 |
Property facts
Year built
—
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
—
Lot size
11,326 sqft
ZIP code
11777
City
Port Jefferson
Street
Jefferson Ave
Coordinates
40.93790, -73.07717
Frequently asked questions
When did 100 Jefferson Ave last sell?
No public-record sale is on file for 100 Jefferson Ave.
What is the current tax assessment for 100 Jefferson Ave?
The most recent total assessment for 100 Jefferson Ave (year 2025) is $4,085 with $11,189 in property tax.
When was 100 Jefferson Ave built?
The year built for 100 Jefferson Ave is not in our records.
How does 100 Jefferson Ave compare to others on Jefferson Ave?
We track 5 other properties on Jefferson Ave. Browse the list under "Other properties on Jefferson Ave" to compare beds, baths, and sale history.
What are the property facts for 100 Jefferson Ave?
100 Jefferson Ave is a — bath, 11,326 sqft lot single_family.
Is 100 Jefferson Ave a flip candidate?
No — 100 Jefferson Ave does not appear in our flips dataset.
Is 100 Jefferson Ave a tax-appeal candidate?
No — 100 Jefferson 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
+1.6%
Implied 1-yr
+6.4%
2026 Q1
$880.9K
2026 Q2
$893.6K
ZIP 11777 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Jefferson Ave