NY Property Records

266 Union Ave
Islip · Suffolk County

210 · Residential
Owner of record
OwnerRobert Harsanyi
Mailing address266 UNION AVE · ISLIP, NY, 11751
Assessment · 2025 roll
Land assessed$11,900
Total assessed$54,800
Est. annual tax$16,813 (2024, excl. special districts)
Lot
Size0.26 acres
Services & districts
School districtIslip (472802)
Deed & identifiers
SBL05004220003000250000
Print key422.-3-25
SWIS472889
Parcel ID47288905004220003000250000

Who owns 266 Union Ave?

266 Union Ave, Islip is owned by Robert Harsanyi per the 2025 NYS assessment roll.
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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