NY Property Records
76 Doncaster Ave
76 Doncaster Ave
Islip · Suffolk County
220 · ResidentialSold $597,000 · Nov 2018
Owner of record
OwnerMatthew J Delfaus
Mailing address76 DONCASTER AVE · WEST ISLIP, NY, 11795
Assessment · 2025 roll
Land assessed$9,200
Total assessed$59,900
Est. annual tax$14,108 (2024, excl. special districts)
Lot
Size0.3 acres
Services & districts
School districtWest Islip (472809)
Recorded sales · 1
Deed$597,000Nov 13, 2018
seller MARIA ADDEO
buyer MATTHEW J. DELFAUS
Liber 12990, page 171
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12990 / 171
SBL05003360002000620000
Print key336.-2-62
SWIS472889
Parcel ID47288905003360002000620000
Who owns 76 Doncaster Ave?
76 Doncaster Ave, Islip is owned by Matthew J Delfaus per the 2025 NYS assessment roll. It last sold for $597,000 in Nov 2018.
Nearby on Doncaster 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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