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Hillvale Rd, Syosset, NY Property Records

Nassau County and Oyster Bay Town property records for 29 addresses on Hillvale Rd, Syosset, NY · Last verified July 2026

Hillvale Rd Highlights

Properties 29
Median Sale Price $750,000
Deeds and Mortgages on File 28
Median Price per Sqft $408
Owner Occupied 97%
Median Annual Tax Bill $20,532
Median Year Built 1955
Median Ownership Tenure 11 years

Properties on Hillvale Rd

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

1 Hillvale Rd

3 bd · 2.5 ba · 1,788 sqft · built 1955 · 0.192 acres

Last Sale Tax Bill Prior Sale Owner Records
$576,500Jan 2015 $21,1642025 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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2 Hillvale Rd

2.5 ba · 1,781 sqft · built 1953 · 0.195 acres

Last Sale Tax Bill Prior Sale Owner Records
$289,250Jul 1993 $17,8892025 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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3 Hillvale Rd

2.5 ba · 1,779 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$667,000Mar 2008 $20,5322025 —Oct 2005 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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4 Hillvale Rd

2 ba · 1,781 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$17,5222025 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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5 Hillvale Rd

2.5 ba · 1,788 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$19,5822025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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6 Hillvale Rd

2.5 ba · 1,758 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$639,888Nov 2010 $19,3662025 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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7 Hillvale Rd

1.5 ba · 1,554 sqft · built 1957 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$998,000Nov 2024 $20,5002025 Amount on Record Nov 2022 2 Owners on Record Assessor + 5 DocumentsUpdated Jun 2026

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8 Hillvale Rd

2 ba · 1,781 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$968,000Dec 2023 $20,7532025 Amount on Record Aug 2002 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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9 Hillvale Rd

2 ba · 1,781 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$372,000Nov 1999 $20,4372025 —Oct 1995 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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10 Hillvale Rd

3 ba · 1,763 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$606,700Jul 2011 $20,0892025 Amount on Record Dec 2003 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

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11 Hillvale Rd

2.5 ba · 1,793 sqft · built 1955 · 0.137 acres

Last Sale Tax Bill Prior Sale Owner Records
$685,000Aug 2016 $22,7212025 Amount on Record Nov 2006 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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12 Hillvale Rd

2 ba · 1,781 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$660,000Jan 2009 $20,4372025 —Apr 1999 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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14 Hillvale Rd

2 ba · 1,554 sqft · built 1956 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$265,000Feb 1996 $17,9422025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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15 Hillvale Rd

2.5 ba · 1,788 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$730,000Jun 2019 $21,6392025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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16 Hillvale Rd

2.5 ba · 1,781 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$18,2902025 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

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17 Hillvale Rd

2.5 ba · 2,066 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$955,000Sep 2021 $21,7972025 Amount on Record Aug 1997 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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18 Hillvale Rd

2.5 ba · 1,781 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$700,000May 2017 $20,0572025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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19 Hillvale Rd

2.5 ba · 1,796 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$480,000Jun 2002 $22,9672025 —Jul 1999 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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20 Hillvale Rd

3.5 ba · 1,788 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$725,000Oct 2018 $21,2282025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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21 Hillvale Rd

2.5 ba · 1,780 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$705,000Nov 2016 $20,0252025 Amount on Record Nov 2004 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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22 Hillvale Rd

3 bd · 2.5 ba · 1,859 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$785,000Jul 2016 $20,3732025 Amount on Record Mar 2007 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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23 Hillvale Rd

5 bd · 3.5 ba · 2,489 sqft · built 1958 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$485,000Jul 2012 $23,2212025 Owner on Record Owner Occupied AssessorUpdated Jun 2026

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24 Hillvale Rd

2.5 ba · 1,781 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$21,6702025 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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25 Hillvale Rd

3 bd · 2.5 ba · 1,788 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$669,000Oct 2014 $21,0762025 Amount on Record Aug 2008 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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26 Hillvale Rd

3 ba · 2,552 sqft · built 1955 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Jan 2004 $25,2772025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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27 Hillvale Rd

2.5 ba · 2,126 sqft · built 1951 · 0.214 acres

Last Sale Tax Bill Prior Sale Owner Records
$630,000Dec 2016 $22,6512025 —Dec 2016 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

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28 Hillvale Rd

2.5 ba · 2,676 sqft · built 1957 · 0.2 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000Apr 1995 $23,0312025 Owner on Record Owner Occupied AssessorUpdated Jun 2026

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31 Hillvale Rd

4 bd · 2.5 ba · 2,030 sqft · built 1966 · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$750,000Jan 2021 $20,8492025 Amount on Record Dec 2014 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

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33 Hillvale Rd

2.5 ba · 1,861 sqft · built 1957 · 0.191 acres

Last Sale Tax Bill Prior Sale Owner Records
$639,000May 2020 $19,1532025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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