NY Property Records
18 Alexander Ct
18 Alexander Ct
Islip · Suffolk County
411 · CommercialSold $450,796 · Oct 2016
Owner of record
OwnerWilliam & Karen Rosenberg
Mailing address18 ALEXANDER CT · BAYPORT, NY, 11705
Assessment · 2025 roll
Land assessed$5,000
Total assessed$48,000
Est. annual tax$10,835 (2024, excl. special districts)
Lot
Size0.03 acres
Services & districts
School districtSachem (472205)
Recorded sales · 1
Deed$450,796Oct 17, 2016
seller BAYPORT MEADOW ESTATESLLC
buyer WILLIAM ROSENBERG
Liber 12887, page 646
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12887 / 646
SBL05002390101000180000
Print key239.1-1-18
SWIS472889
Parcel ID47288905002390101000180000
Who owns 18 Alexander Ct?
18 Alexander Ct, Islip is owned by William & Karen Rosenberg per the 2025 NYS assessment roll. It last sold for $450,796 in Oct 2016.
Nearby on Alexander Ct
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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