NY Property Records
559 Smithtown Ave
559 Smithtown Ave
Islip · Suffolk County
210 · ResidentialSold $425,000 · May 2018
Owner of record
OwnerRyan Siebert
Mailing address7 FERN AVE · EAST ISLIP, NY, 11730
Assessment · 2025 roll
Land assessed$13,400
Total assessed$40,600
Est. annual tax$10,787 (2024, excl. special districts)
Lot
Size0.6 acres
Services & districts
School districtConnetquot (472807)
Recorded sales · 2
Deedno price statedDec 3, 2021
seller RYAN SIEBERT
buyer RYAN SIEBERT
Liber 13140, page 837
Deed$425,000May 4, 2018
seller DANIEL M. MONTALTO, JR
buyer RYAN SIEBERT
Liber 12970, page 213
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13140 / 837
SBL05002790003000220000
Print key279.-3-22
SWIS472889
Parcel ID47288905002790003000220000
Who owns 559 Smithtown Ave?
559 Smithtown Ave, Islip is owned by Ryan Siebert per the 2025 NYS assessment roll. It last sold for $425,000 in May 2018.
Nearby on Smithtown 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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