Skip to main content
MarketTimeline.com
MT
MarketTimeline
.com
Methodology Top Markets
Public Record 80M+ records · 31M+ properties All 50 states Methodology

18 Henni Ct

Syosset, NY 11791

4 ba 2,275 sqft Built 1977 Lot 9,030 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

YearBuildingLandTotal assessedTax paid
2024 $477 $332 $809 $23,326
2022 $477 $332 $809 $18,502
2021 $541 $376 $917 $20,449
2020 $531 $369 $900 $19,744
2019 $212 $842 $1,054 $17,081
2018 $282 $842 $1,124 $17,170
2016 $352 $842 $1,194 $17,478
2015 $753 $842 $1,595 $17,822
2014 $753 $842 $1,595 $20,018
2013 $837 $842 $1,679 $18,713
2011 $837 $842 $1,679 $15,643
2010 $799 $842 $1,641 $16,262
2009 $1,227 $842 $2,069 $16,202
2007 $1,014 $842 $1,856 $13,967

Property facts

Year built
1977
Property type
single_family
Stories
2
Beds
Baths
4
Living area
2,275 sqft
Lot size
9,030 sqft
ZIP code
11791
City
Syosset
Street
Henni Ct
Coordinates
40.81977, -73.49627

Comparable properties nearby

Frequently asked questions

When did 18 Henni Ct last sell?
No public-record sale is on file for 18 Henni Ct.
What is the current tax assessment for 18 Henni Ct?
The most recent total assessment for 18 Henni Ct (year 2024) is $809 with $23,326 in property tax.
When was 18 Henni Ct built?
18 Henni Ct was built in 1977.
How does 18 Henni Ct compare to others on Henni Ct?
We track 1 other property on Henni Ct. Browse the list under "Other properties on Henni Ct" to compare beds, baths, and sale history.
What are the property facts for 18 Henni Ct?
18 Henni Ct is a 4 bath, 2,275 sqft, 9,030 sqft lot single_family.
Is 18 Henni Ct a flip candidate?
No — 18 Henni Ct does not appear in our flips dataset.
Is 18 Henni Ct a tax-appeal candidate?
No — 18 Henni Ct is not currently flagged as a tax-appeal candidate.

Forecast for this area

ZIP-area linear projection — not a per-property automated valuation
Quarterly trend
+2.9%
Implied 1-yr
+11.6%
2026 Q3
$1.84M
2026 Q4
$1.88M
ZIP 11791 — Median Price History + Forecast

Explore nearby

Other properties on Henni Ct