NY Property Records
850 Ostrander Ave
850 Ostrander Ave
Riverhead · Suffolk County
$772,059Full market value220 · Residential
Owner of record
OwnerRios Leon, Marcia A
Mailing address850 Ostrander Ave · Riverhead, NY, 11901
Assessment · 2025 roll
Land assessed$10,800
Total assessed$63,000
Full market value$772,059
Est. annual tax$13,963 (2024, excl. special districts)
Building
StyleColonial
Year built2004
Living area2,564 sq ft
Bedrooms8
Full baths3
HeatHot wtr/stm
FuelOil
Lot
Size0.51 acres
Services & districts
WaterUnknown
SewerUnknown
UtilitiesUnknown
School districtRiverhead (473002)
Recorded sales · 2
Deed$1Oct 17, 2023
seller MARCIA LEON
buyer MARCIA A. RIOS LEON
Liber 13234, page 697
Deed$1Aug 31, 2023
seller MARCIA LEON
buyer MARCIA LEON
Liber 13217, page 445
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13234 / 697
SBL10700000040250010000
Print key107.-4-25.1
SWIS473000
Parcel ID47300010700000040250010000
Who owns 850 Ostrander Ave?
850 Ostrander Ave, Riverhead is owned by Rios Leon, Marcia A per the 2025 NYS assessment roll.
Nearby on Ostrander 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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