Platt Ave, Smithtown, NY Property Records

Suffolk County, Smithtown Town and Babylon Town property records for 9 addresses on Platt Ave, Smithtown, NY · Last verified August 2026

Platt Ave Highlights

Properties 9
Median Sale Price $482,500
Deeds and Mortgages on File 7
Median Price per Sqft $218
Owner Occupied 78%
Median Annual Tax Bill $12,674
Median Year Built 1981
Median Ownership Tenure 18 years

Properties on Platt Ave

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

4 Platt Ave

0.13 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,1272024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

5 Platt Ave

4 bd · 2 ba · 1,780 sqft · 0.139 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$415,500Jun 2008 $11,6952024 Amount on Record Dec 2003 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

6 Platt Ave

0.51 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,6262024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

7 Platt Ave

4 bd · 2.5 ba · 2,124 sqft · 0.28 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$751,000Mar 2025 $12,6742024 Amount on Record Aug 2024 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

9 Platt Ave

4 bd · 2 ba · 2,476 sqft · 0.18 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$482,500Jun 2004 $15,8182024 Amount on Record Jun 2003 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

10 Platt Ave

3 bd · 1.5 ba · 2,171 sqft · 0.269 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$155,000Sep 1994 $13,6352024 Amount on Record Apr 1994 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

11 Platt Ave

2 ba · 2,707 sqft · 0.204 acres

Last Sale Tax Bill Prior Sale Owner Records
$420,000Apr 2004 $18,2522024 Amount on Record May 2001 2 Names on Record AssessorUpdated Aug 2026

19 Platt Ave

2 ba · 2,319 sqft · 0.195 acres

Last Sale Tax Bill Prior Sale Owner Records
$507,000Jul 2018 $15,6162024 Amount on Record Dec 2016 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

32 Platt Ave

0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,5902024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

Wildfire Risk on Platt Ave

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

Wildfire RiskLow
this street's cells rank at the 13th percentile of exposed land nationally · 37th in New York
Wildfire LikelihoodLow — less than 1 in 10,000 per year
ExposureIndirect
0 of 3 cells directly exposed · 3 adjoin burnable vegetation

Property Records in Nearby Streets