NY Property Records
20 Winfield Ave
20 Winfield Ave
Islip · Suffolk County
210 · ResidentialSold $700,000 · Oct 2025
Owner of record
OwnerClaire Sullivan
Mailing address20 WINFIELD AVE · BRENTWOOD, NY, 11717
Assessment · 2025 roll
Land assessed$6,900
Total assessed$34,700
Est. annual tax$7,724 (2024, excl. special districts)
Lot
Size0.17 acres
Services & districts
School districtBrentwood (472812)
Recorded sales · 1
Deed$700,000Oct 28, 2025
seller SULLIVAN FAMILY 2016 IRRE
buyer SILVERIO REYNOSO
Liber 13321, page 303
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12888 / 723
SBL05000510005000160000
Print key51.-5-16
SWIS472889
Parcel ID47288905000510005000160000
Who owns 20 Winfield Ave?
20 Winfield Ave, Islip is owned by Claire Sullivan per the 2025 NYS assessment roll. It last sold for $700,000 in Oct 2025.
Nearby on Winfield 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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