NY Property Records
515 Sweezy Ave
515 Sweezy Ave
Riverhead · Suffolk County
$306,373Full market value210 · ResidentialSold $295,000 · Oct 2025
Owner of record
OwnerKempster, Donald J
Mailing address515 Sweezy Ave · Riverhead, NY, 11901
Assessment · 2025 roll
Land assessed$5,400
Total assessed$25,000
Full market value$306,373
Est. annual tax$5,541 (2024, excl. special districts)
Building
StyleOld style
Year built1926
Living area960 sq ft
Bedrooms2
Full baths1
HeatHot wtr/stm
FuelOil
Lot
Size0.15 acres
Frontage × depth52 × 127 ft
Services & districts
WaterComm/public
SewerUnknown
UtilitiesGas & elec
School districtRiverhead (473002)
Recorded sales · 1
Deed$295,000Oct 3, 2025
seller VIVIAN VAN KOOLWIJK REILLY
buyer PROPERTIES INC TRANSFORMATION
Liber 13312, page 407
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12233 / 194
SBL12300000020360000000
Print key123.-2-36
SWIS473000
Parcel ID47300012300000020360000000
Who owns 515 Sweezy Ave?
515 Sweezy Ave, Riverhead is owned by Kempster, Donald J per the 2025 NYS assessment roll. It last sold for $295,000 in Oct 2025.
Nearby on Sweezy 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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