NY Property Records
20 Clinton Ave
20 Clinton Ave
Smithtown · Suffolk County · 11780
$479,375Full market value210 · ResidentialSold $525,000 · Oct 2025
Owner of record
OwnerKoch, Robert L
AlsoKoch, Christel H
Mailing address20 Clinton Ave · St James, NY, 11780
Assessment · 2025 roll
Land assessed$360
Total assessed$3,835
Full market value$479,375
Est. annual tax$9,102 (2024, excl. special districts)
Building
StyleRanch
Year built1965
Living area1,294 sq ft
Bedrooms3
Full baths2
HeatHot wtr/stm
FuelOil
Lot
Size0.26 acres
Services & districts
WaterComm/public
SewerPrivate
UtilitiesElectric
School districtSmithtown (473401)
Recorded sales · 2
Deed$525,000Oct 21, 2025
seller KOCH PROTECTION TR
buyer ANTHONY PICCININNI JR
Liber 13325, page 532
Deedno price statedMar 1, 2018
seller DTD 2-24-2015 KOCH PROTECTION TRUST
buyer DTD 2-24-2015 FAMILY SHAR KOCH PROTECTION TRUST
Liber 12958, page 1
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12958 / 1
SBL05300000020060000000
Print key53.-2-6
SWIS473489
Parcel ID47348905300000020060000000
Who owns 20 Clinton Ave?
20 Clinton Ave, Smithtown is owned by Koch, Robert L per the 2025 NYS assessment roll. It last sold for $525,000 in Oct 2025.
Nearby on Clinton 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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