NY Property Records
18 20th Ave
18 20th Ave
Islip · Suffolk County
210 · ResidentialSold $430,000 · Oct 2023
Owner of record
OwnerAlberto A Flores Sanchez &
Mailing address18 20TH AVE · BAY SHORE, NY, 11706
Assessment · 2025 roll
Land assessed$7,000
Total assessed$26,300
Est. annual tax$5,854 (2024, excl. special districts)
Lot
Size0.27 acres
Services & districts
School districtBrentwood (472812)
Recorded sales · 3
Deed$430,000Oct 4, 2023
seller TIMOTHY KELLAM JR
buyer ALBERTO A FLORES SANCHEZ
Liber 13236, page 53
Deed$300,000Sep 28, 2018
seller CHRIS HOME BUYER INC.
buyer TIMOTHY P. KELLAM
Liber 12984, page 616
Deed$135,000May 10, 2018
seller NANCY CORSO, ADMINISTRATOR
buyer CHRIS HOME BUYER INC.
Liber 12964, page 455
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13236 / 53
SBL05002460002000740000
Print key246.-2-74
SWIS472889
Parcel ID47288905002460002000740000
Who owns 18 20th Ave?
18 20th Ave, Islip is owned by Alberto A Flores Sanchez & per the 2025 NYS assessment roll. It last sold for $430,000 in Oct 2023.
Nearby on 20th 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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