NY Property Records
621 Osborn Ave
621 Osborn Ave
Riverhead · Suffolk County
$245,098Full market value210 · ResidentialSold $150,000 · Dec 2017
Owner of record
OwnerCognoscente Holdings LLC
Mailing address235 Latham Ln · Orient, NY, 11957
Assessment · 2025 roll
Land assessed$4,800
Total assessed$20,000
Full market value$245,098
Est. annual tax$4,433 (2024, excl. special districts)
Building
StyleOld style
Year built1936
Living area1,020 sq ft
Bedrooms3
Full baths1
HeatHot wtr/stm
FuelOil
Lot
Size0.12 acres
Frontage × depth45 × 120 ft
Services & districts
WaterComm/public
SewerUnknown
UtilitiesGas & elec
School districtRiverhead (473002)
Recorded sales · 1
Deed$150,000Dec 12, 2017
seller JOHN KULHAN
buyer LLC COGNOSCENE HOLDINGS
Liber 12944, page 615
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12944 / 615
SBL12300000030310000000
Print key123.-3-31
SWIS473000
Parcel ID47300012300000030310000000
Who owns 621 Osborn Ave?
621 Osborn Ave, Riverhead is owned by Cognoscente Holdings LLC per the 2025 NYS assessment roll. It last sold for $150,000 in Dec 2017.
Nearby on Osborn 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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