NY Property Records
8 Osborne Ave
8 Osborne Ave
Brookhaven · Suffolk County · 117660000
$637,500Full market value210 · ResidentialSold $480,000 · Aug 2020
Owner of record
OwnerMangano Michael S
Mailing address8 OSBORNE AVE · MOUNT SINAI, NY, 117660000
Assessment · 2025 roll
Land assessed$300
Total assessed$3,060
Full market value$637,500
Est. annual tax$11,673 (2024, excl. special districts)
Lot
Size0.38 acres
Lot sq ft16,553
Services & districts
School districtMount Sinai (472207)
Recorded sales · 2
Deed$480,000Aug 4, 2020
seller DALTON STUDIOS, LLC
buyer MICHAEL MANGANO
Liber 13074, page 14
Deed$300,000Feb 13, 2020
seller GENICE BUTTNER
buyer DALTON STUDIOS, LLC
Liber 13054, page 569
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13074 / 14
SBL02002310004000360000
Print key231.00-04-036.000
SWIS472289
Parcel ID47228902002310004000360000
Who owns 8 Osborne Ave?
8 Osborne Ave, Brookhaven is owned by Mangano Michael S per the 2025 NYS assessment roll. It last sold for $480,000 in Aug 2020.
Nearby on Osborne 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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