NY Property Records
49 Helen Ave
49 Helen Ave
Smithtown · Suffolk County · 11787
$693,125Full market value210 · Residential
Owner of record
OwnerHenze, Duff/Diane
AlsoMadigan, Dawn
Mailing address49 Helen Ave · Smithtown, NY, 11787
Assessment · 2025 roll
Land assessed$300
Total assessed$5,545
Full market value$693,125
Est. annual tax$12,449 (2024, excl. special districts)
Building
StyleCape cod
Year built1964
Living area1,564 sq ft
Bedrooms5
Full baths3
HeatHot wtr/stm
FuelOil
Lot
Size0.38 acres
Services & districts
WaterComm/public
SewerPrivate
UtilitiesElectric
School districtSmithtown (473401)
Deed & identifiers
SBL13400000030460000000
Print key134.-3-46
SWIS473489
Parcel ID47348913400000030460000000
Who owns 49 Helen Ave?
49 Helen Ave, Smithtown is owned by Henze, Duff/Diane per the 2025 NYS assessment roll.
Nearby on Helen Ave
Public record, NYS tax roll 2025. Values are the assessor's, not an appraisal. Provided for informational purposes only — accuracy and completeness are not warranted or guaranteed; verify against official sources before relying on it. Disclaimer · Request redaction
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