NY Property Records
40 Union Ave
40 Union Ave
Islip · Suffolk County
210 · ResidentialSold $459,000 · Jul 2017
Owner of record
OwnerKelly A Sullivan
Mailing address40 UNION AVE · ISLIP, NY, 11751
Assessment · 2025 roll
Land assessed$7,200
Total assessed$34,000
Est. annual tax$10,432 (2024, excl. special districts)
Lot
Size0.13 acres
Services & districts
School districtIslip (472802)
Recorded sales · 1
Deed$459,000Jul 10, 2017
seller CHARLES L. WILLIS
buyer KELLY A. SULLIVAN
Liber 12925, page 263
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12925 / 263
SBL05003700004000180000
Print key370.-4-18
SWIS472889
Parcel ID47288905003700004000180000
Who owns 40 Union Ave?
40 Union Ave, Islip is owned by Kelly A Sullivan per the 2025 NYS assessment roll. It last sold for $459,000 in Jul 2017.
Nearby on Union 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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