NY Property Records
6 Costello Ave
6 Costello Ave
Islip · Suffolk County
220 · ResidentialSold $547,000 · Aug 2024
Owner of record
OwnerSteven J Tavarez
Mailing address6 COSTELLO AVE · BAY SHORE, NY, 11706
Assessment · 2025 roll
Land assessed$6,700
Total assessed$44,800
Est. annual tax$12,913 (2024, excl. special districts)
Lot
Size0.19 acres
Services & districts
School districtBay Shore (472801)
Recorded sales · 1
Deed$547,000Aug 20, 2024
seller FRANCES BERINGER
buyer STEVEN J. TAVAREZ
Liber 13269, page 27
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13269 / 27
SBL05002910001000450000
Print key291.-1-45
SWIS472889
Parcel ID47288905002910001000450000
Who owns 6 Costello Ave?
6 Costello Ave, Islip is owned by Steven J Tavarez per the 2025 NYS assessment roll. It last sold for $547,000 in Aug 2024.
Nearby on Costello 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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