18 Cornwallis Rd
Setauket, NY 11733
— ba Lot 28,750 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 | $3,520 | $385 | $3,905 | $17,568 |
| 2024 | $3,520 | $385 | $3,905 | $16,425 |
| 2023 | $3,715 | $385 | $4,100 | $17,015 |
| 2022 | $3,715 | $385 | $4,100 | $16,647 |
| 2021 | $3,715 | $385 | $4,100 | $16,494 |
| 2020 | $3,715 | $385 | $4,100 | $15,008 |
| 2018 | $3,715 | $385 | $4,100 | $14,539 |
| 2017 | $3,715 | $385 | $4,100 | $14,245 |
| 2016 | $3,715 | $385 | $4,100 | $14,042 |
| 2015 | $3,715 | $385 | $4,100 | $13,579 |
| 2014 | $3,715 | $385 | $4,100 | $13,086 |
| 2013 | $3,715 | $385 | $4,100 | $12,796 |
| 2012 | $3,715 | $385 | $4,100 | $12,393 |
| 2011 | $3,715 | $385 | $4,100 | $12,144 |
| 2010 | $3,715 | $385 | $4,100 | $11,581 |
| 2008 | $4,515 | $385 | $4,900 | $13,230 |
| 2007 | $4,515 | $385 | $4,900 | $12,524 |
| 2006 | $4,515 | $385 | $4,900 | $11,842 |
Property facts
Year built
—
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
—
Lot size
28,750 sqft
ZIP code
11733
City
Setauket
Street
Cornwallis Rd
Coordinates
40.90859, -73.10897
Frequently asked questions
When did 18 Cornwallis Rd last sell?
No public-record sale is on file for 18 Cornwallis Rd.
What is the current tax assessment for 18 Cornwallis Rd?
The most recent total assessment for 18 Cornwallis Rd (year 2025) is $3,905 with $17,568 in property tax.
When was 18 Cornwallis Rd built?
The year built for 18 Cornwallis Rd is not in our records.
How does 18 Cornwallis Rd compare to others on Cornwallis Rd?
We track 1 other property on Cornwallis Rd. Browse the list under "Other properties on Cornwallis Rd" to compare beds, baths, and sale history.
What are the property facts for 18 Cornwallis Rd?
18 Cornwallis Rd is a — bath, 28,750 sqft lot single_family.
Is 18 Cornwallis Rd a flip candidate?
No — 18 Cornwallis Rd does not appear in our flips dataset.
Is 18 Cornwallis Rd a tax-appeal candidate?
No — 18 Cornwallis Rd is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-2.6%
Implied 1-yr
-10.6%
2026 Q3
$847.4K
2026 Q4
$820.4K
ZIP 11733 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Cornwallis Rd