NY Property Records
29 Gladstone Ave
29 Gladstone Ave
Islip · Suffolk County
210 · ResidentialSold $915,000 · Jul 2025
Owner of record
OwnerGladstone 29 LLC
Mailing address14 ALBANY ST · DEER PARK, NY, 11729
Assessment · 2025 roll
Land assessed$9,400
Total assessed$48,500
Est. annual tax$9,871 (2024, excl. special districts)
Lot
Size0.25 acres
Services & districts
School districtWest Islip (472809)
Recorded sales · 2
Deed$915,000Jul 24, 2025
seller GLADSTONE 29 LLC
buyer MATTHEW T REPETTO
Liber 13315, page 958
Deed$445,000Oct 19, 2023
Liber 13229, page 550
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13229 / 550
SBL05004680005000180000
Print key468.-5-18
SWIS472889
Parcel ID47288905004680005000180000
Who owns 29 Gladstone Ave?
29 Gladstone Ave, Islip is owned by Gladstone 29 LLC per the 2025 NYS assessment roll. It last sold for $915,000 in Jul 2025.
Nearby on Gladstone 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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