Echo Ave, Mount Sinai, NY Property Records

Suffolk County and Brookhaven Town property records for 6 addresses on Echo Ave, Mount Sinai, NY · Last verified August 2026

Echo Ave Highlights

Properties 6
Median Sale Price $254,000
Deeds and Mortgages on File 9
Median Price per Sqft $127
Owner Occupied 100%
Median Annual Tax Bill $12,998
Median Year Built 1973
Median Ownership Tenure 11 years

Properties on Echo Ave

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

15 Echo Ave

3 bd · 1 ba · 2,156 sqft · built 1985 · 0.45 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Oct 1998 $12,7152024 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

17 Echo Ave

3 bd · 2 ba · 1,494 sqft · built 1973 · 0.45 acres

Last Sale Tax Bill Prior Sale Owner Records
$254,000Nov 2015 $14,2232024 Amount on Record Mar 2015 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

19 Echo Ave

4 bd · 2 ba · 1,806 sqft · built 1973 · 0.45 acres

Last Sale Tax Bill Prior Sale Owner Records
$175,000Oct 2000 $13,1982024 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

21 Echo Ave

4 bd · 2 ba · 1,770 sqft · built 1970 · 0.45 acres

Last Sale Tax Bill Prior Sale Owner Records
$575,000Aug 2022 $12,9982024 Amount on Record Nov 2018 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

23 Echo Ave

4 bd · 2 ba · 2,167 sqft · built 1970 · 0.45 acres

Last Sale Tax Bill Prior Sale Owner Records
$276,100Dec 2016 $12,4002024 Amount on Record May 2004 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

25 Echo Ave

4 bd · 2 ba · 2,119 sqft · built 1970 · 0.48 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,5502024 2 Owners on Record Owner Occupied AssessorUpdated Aug 2026

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