Walnut Dr, Syosset, NY Property Records

Nassau County and Oyster Bay Town property records for 17 addresses on Walnut Dr, Syosset, NY · Last verified July 2026

Walnut Dr Highlights

Properties 17
Median Sale Price $998,000
Deeds and Mortgages on File 21
Median Price per Sqft $604
Owner Occupied 94%
Median Annual Tax Bill $17,678
Median Year Built 1958
Median Ownership Tenure 5 years

Properties on Walnut Dr

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

1 Walnut Dr

2 ba · 1,605 sqft · 0.192 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$589,000Jul 2005 $19,1362025 Amount on Record Nov 1999 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

2 Walnut Dr

2 ba · 1,605 sqft · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,290,000Feb 2026 $7,9512025 Amount on Record Aug 2025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

3 Walnut Dr

2 ba · 1,605 sqft · 0.293 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,140,000Oct 2025 $20,0612025 Amount on Record Nov 2024 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

4 Walnut Dr

2 ba · 1,438 sqft · 0.174 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$739,000Sep 2020 $3,0332025 Amount on Record Jun 2000 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

5 Walnut Dr

3 bd · 4 ba · 2,290 sqft · 0.234 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$860,000May 2021 $21,3832025 —Mar 2014 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

6 Walnut Dr

2 ba · 1,438 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$575,000Mar 2011 $16,7012025 —Jun 2007 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

7 Walnut Dr

2.5 ba · 1,998 sqft · 0.172 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$999,000Mar 2022 $22,5762025 Amount on Record Mar 2003 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

8 Walnut Dr

2 ba · 1,793 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$17,1702025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

9 Walnut Dr

4 bd · 2 ba · 1,650 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$998,000Feb 2024 $18,9342025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

10 Walnut Dr

1.5 ba · 1,553 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$15,8602025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

11 Walnut Dr

1.5 ba · 1,553 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$670,000Aug 2021 $17,4862025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

12 Walnut Dr

2 ba · 1,347 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$445,000Nov 2002 $17,3642025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

13 Walnut Dr

1.5 ba · 1,514 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$250,000Aug 1996 $12,3162025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

14 Walnut Dr

2 ba · 1,438 sqft · 0.16 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$696,000Mar 2019 $17,6782025 Amount on Record Jun 2018 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

16 Walnut Dr

1.5 ba · 1,438 sqft · 0.219 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$875,000May 2022 $19,7812025 Amount on Record Sep 2020 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

19 Walnut Dr

5 bd · 3 ba · 2,088 sqft · 0.183 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$650,000Sep 2011 $20,5662025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21 Walnut Dr

2 ba · 1,605 sqft · 0.216 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$19,1852025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

Wildfire Risk on Walnut Dr

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Property Records in Nearby Streets