NY Property Records
10 William St
10 William St
Islip · Suffolk County
210 · Residential
Owner of record
OwnerGuerdy Gregoire-Dupont
Mailing address10 WILLIAM ST · BAY SHORE, NY, 11706
Assessment · 2025 roll
Land assessed$6,700
Total assessed$36,000
Est. annual tax$10,824 (2024, excl. special districts)
Lot
Size0.17 acres
Services & districts
School districtBay Shore (472801)
Deed & identifiers
Deed book / page12525 / 869
SBL05002900001000420000
Print key290.-1-42
SWIS472889
Parcel ID47288905002900001000420000
Who owns 10 William St?
10 William St, Islip is owned by Guerdy Gregoire-Dupont per the 2025 NYS assessment roll.
Nearby on William St
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
Search by name or address · Browse all records