Cornwallis Rd, East Setauket, NY Property Records

Suffolk County and Brookhaven Town property records for 17 addresses on Cornwallis Rd, East Setauket, NY · Last verified August 2026

Cornwallis Rd Highlights

Properties 17
Median Sale Price $699,000
Deeds and Mortgages on File 26
Median Price per Sqft $270
Owner Occupied 88%
Median Annual Tax Bill $16,611
Median Year Built 1970
Median Ownership Tenure 6 years

Properties on Cornwallis Rd

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

1 Cornwallis Rd

5 bd · 2 ba · 2,308 sqft · built 1963 · 0.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$565,000Aug 2020 $19,0752024 Amount on Record May 2018 Owner on Record Assessor + 2 DocumentsUpdated Aug 2026

6 Cornwallis Rd

4 bd · 2 ba · 2,335 sqft · built 1968 · 0.45 acres

Last Sale Tax Bill Prior Sale Owner Records
$585,000Aug 2018 $16,8162024 Amount on Record Jan 2002 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

11 Cornwallis Rd

4 bd · 2 ba · 2,586 sqft · built 1965 · 0.35 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Oct 2012 $15,9692024 Amount on Record Nov 2003 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

15 Cornwallis Rd

4 bd · 2 ba · 2,620 sqft · built 1968 · 0.539 acres

Last Sale Tax Bill Prior Sale Owner Records
$20,1022024 Owner on Record Owner Occupied AssessorUpdated Aug 2026

16 Cornwallis Rd

4 bd · 1 ba · 1,643 sqft · built 1968 · 0.8 acres

Last Sale Tax Bill Prior Sale Owner Records
$397,000Sep 2015 $15,7892024 Amount on Record Mar 2015 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

18 Cornwallis Rd

4 bd · 2 ba · 2,361 sqft · built 1965 · 0.66 acres

Last Sale Tax Bill Prior Sale Owner Records
$16,4262024 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

21 Cornwallis Rd

4 bd · 2 ba · 2,416 sqft · built 1971 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$836,000Oct 2024 $21,5392024 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

23 Cornwallis Rd

5 bd · 3 ba · 2,656 sqft · built 1970 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$540,000Jun 2019 $15,5732024 Owner on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

25 Cornwallis Rd

4 bd · 2 ba · 2,416 sqft · built 1971 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$555,000Nov 2010 $18,1712024 Amount on Record Aug 1996 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

26 Cornwallis Rd

4 bd · 2 ba · 1,926 sqft · built 1970 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$699,000May 2023 $15,5842024 Amount on Record Dec 2022 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

27 Cornwallis Rd

4 bd · 2 ba · 2,416 sqft · built 1970 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$498,000Oct 2020 $17,4322024 Amount on Record Jan 2015 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

31 Cornwallis Rd

4 bd · 2 ba · 2,469 sqft · built 1971 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$635,000Apr 2020 $17,4732024 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

32 Cornwallis Rd

4 bd · 2 ba · 2,469 sqft · built 1970 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$540,000Oct 2013 $16,6112024 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

38 Cornwallis Rd

4 bd · 2 ba · 2,174 sqft · built 1970 · 0.53 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,3372024 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

39 Cornwallis Rd

4 bd · 2 ba · 2,024 sqft · built 1970 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$735,000Jan 2026 $15,5782024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

40 Cornwallis Rd

4 bd · 2 ba · 2,024 sqft · built 1971 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$425,000Sep 2017 $15,2762024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

41 Cornwallis Rd

4 bd · 2 ba · 3,157 sqft · built 1971 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$855,000Sep 2024 $18,3362024 Amount on Record Apr 2018 2 Owners on Record Assessor + 3 DocumentsUpdated Aug 2026

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