NY Property Records

250 Knickerbocker Ave
Islip · Suffolk County

449 · Commercial
Owner of record
OwnerRobert Birnbaum
Mailing address100 FIELD ST · WEST BABYLON, NY, 11704
Assessment · 2025 roll
Land assessed$25,400
Total assessed$129,100
Est. annual tax$34,299 (2024, excl. special districts)
Lot
Size0.93 acres
Services & districts
School districtConnetquot (472807)
Deed & identifiers
SBL05001930001000160015
Print key193.-1-16.15
SWIS472889
Parcel ID47288905001930001000160015

Who owns 250 Knickerbocker Ave?

250 Knickerbocker Ave, Islip is owned by Robert Birnbaum 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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