NY Property Records
31 Brook Ave
31 Brook Ave
Islip · Suffolk County
210 · Residential
Owner of record
OwnerDempsey Family Irrevoc Trust
Mailing address31 BROOK AVE · BAY SHORE, NY, 11706
Assessment · 2025 roll
Land assessed$5,000
Total assessed$31,100
Est. annual tax$9,350 (2024, excl. special districts)
Lot
Size0.14 acres
Services & districts
School districtBay Shore (472801)
Recorded sales · 2
Deedno price statedAug 16, 2023
seller MARTIN J. DEMPSEY
buyer FRANK DEMPSEY, TRUSTEE
Liber 13229, page 136
Deedno price statedOct 10, 2019
seller MARTIN J DEMPSEY ADMINISTRATOR
buyer MARTIN J DEMPSEY
Liber 13038, page 974
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13229 / 136
SBL05003410003000550000
Print key341.-3-55
SWIS472889
Parcel ID47288905003410003000550000
Who owns 31 Brook Ave?
31 Brook Ave, Islip is owned by Dempsey Family Irrevoc Trust per the 2025 NYS assessment roll.
Nearby on Brook 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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