NY Property Records

15 Gianna Ct
Islip · Suffolk County

210 · Residential
Owner of record
OwnerMichael & Barbara Costigliola
Mailing address15 GIANNA CT · HAUPPAUGE, NY, 11788
Assessment · 2025 roll
Land assessed$14,700
Total assessed$68,700
Est. annual tax$15,814 (2024, excl. special districts)
Lot
Size0.88 acres
Services & districts
School districtHauppauge (472806)
Deed & identifiers
Deed book / page12284 / 717
SBL05000020001000140004
Print key2.-1-14.4
SWIS472889
Parcel ID47288905000020001000140004

Who owns 15 Gianna Ct?

15 Gianna Ct, Islip is owned by Michael & Barbara Costigliola per the 2025 NYS assessment roll.
Nearby on Gianna 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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