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Dawes Ave, Syosset, NY Property Records

Nassau County and Oyster Bay Town property records for 24 addresses on Dawes Ave, Syosset, NY · Last verified October 2026

Dawes Ave Highlights

Properties 24
Median Sale Price $853,000
Deeds and Mortgages on File 24
Median Price per Sqft $520
Owner Occupied 100%
Median Annual Tax Bill $17,015
Median Year Built 1948
Median Ownership Tenure 9 years

Properties on Dawes Ave

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

6 Dawes Ave

3 ba · 1,446 sqft · built 1948 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$366,000Aug 2002 $17,8032025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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7 Dawes Ave

3 ba · 1,951 sqft · built 1955 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$853,000Jul 2023 $18,9652025 —Dec 2006 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

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8 Dawes Ave

1 ba · 1,130 sqft · built 1948 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Sep 2017 $14,8832025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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9 Dawes Ave

1.5 ba · 1,670 sqft · built 1926 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$650,000Oct 2018 $17,0812025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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10 Dawes Ave

3 bd · 2.5 ba · 1,817 sqft · built 1947 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$990,000Sep 2024 $20,0932025 Amount on Record Jun 2022 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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11 Dawes Ave

1 ba · 1,396 sqft · built 1948 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$382,000Aug 2003 $14,7232025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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12 Dawes Ave

3 bd · 3 ba · 2,523 sqft · built 1951 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$860,000Jun 2022 $20,1902025 Amount on Record Apr 2013 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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13 Dawes Ave

1.5 ba · 951 sqft · built 1955 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$599,000May 2023 $17,3642025 —Feb 2007 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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16 Dawes Ave

4 bd · 3 ba · 2,310 sqft · built 1926 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$485,000Jan 2014 $15,1972025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

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17 Dawes Ave

2 ba · 1,632 sqft · built 1982 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$710,000Aug 2021 $18,9652025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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19 Dawes Ave

1 ba · 1,296 sqft · built 1926 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$380,000Jun 2003 $14,6912025 Amount on Record Dec 2001 Owner on Record Owner Occupied AssessorUpdated Oct 2026

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20 Dawes Ave

2 ba · 1,646 sqft · built 1929 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2013 $14,4282025 Amount on Record Aug 1997 Owner on Record Owner Occupied AssessorUpdated Oct 2026

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28 Dawes Ave

1 ba · 1,058 sqft · built 1948 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$119,000May 1999 $13,5922025 —Apr 2007 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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31 Dawes Ave

1 ba · 1,380 sqft · built 1923 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 1996 Owner on Record Owner Occupied AssessorUpdated Jun 2026

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34 Dawes Ave

2 ba · 1,738 sqft · built 1934 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$481,000Jun 2005 $19,2562025 Amount on Record Aug 1999 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

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36 Dawes Ave

2.5 ba · 2,102 sqft · built 1989 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,095,000Dec 2025 $20,6292025 Amount on Record Jul 2019 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

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38 Dawes Ave

2 ba · 1,473 sqft · built 1953 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,8222025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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40 Dawes Ave

2 ba · 1,373 sqft · built 1941 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,7672025 Owner on Record Owner Occupied AssessorUpdated Jun 2026

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42 Dawes Ave

4 bd · 2 ba · 1,323 sqft · built 1938 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$409,000Oct 2013 $15,9512025 Amount on Record Dec 2006 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

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44 Dawes Ave

1 ba · 1,065 sqft · built 1938 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,5522025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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46 Dawes Ave

2.5 ba · 1,774 sqft · built 1938 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$19,2792025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

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48 Dawes Ave

2 ba · 1,212 sqft · built 1953 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$735,000Apr 2021 $16,2652025 Amount on Record Feb 2021 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

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50 Dawes Ave

2 ba · 1,577 sqft · built 1954 · 0.14 acres

Last Sale Tax Bill Prior Sale Owner Records
$17,0152025 2 Owners on Record Owner Occupied AssessorUpdated Jun 2026

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52 Dawes Ave

3 ba · 2,546 sqft · built 1955 · 0.151 acres

Last Sale Tax Bill Prior Sale Owner Records
$903,840Jun 2017 $28,1342025 Amount on Record Sep 2015 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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