NY Property Records
63 Osborne Ave
63 Osborne Ave
Brookhaven · Suffolk County · 117660000
$590,625Full market value210 · ResidentialSold $365,000 · Dec 2018
Owner of record
OwnerMattfeld Brittany Jmattfeld Christopher R
Mailing address63 OSBORNE AVE · MOUNT SINAI, NY, 117660000
Assessment · 2025 roll
Land assessed$300
Total assessed$2,835
Full market value$590,625
Est. annual tax$10,815 (2024, excl. special districts)
Lot
Size0.34 acres
Lot sq ft14,810
Services & districts
School districtMount Sinai (472207)
Recorded sales · 1
Deed$365,000Dec 13, 2018
seller RONALD B. KAPLAN
buyer CHRISTOPHER R MATTFELD
Liber 12994, 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 / page12994 / 27
SBL02002580005000340000
Print key258.00-05-034.000
SWIS472289
Parcel ID47228902002580005000340000
Who owns 63 Osborne Ave?
63 Osborne Ave, Brookhaven is owned by Mattfeld Brittany Jmattfeld Christopher R per the 2025 NYS assessment roll. It last sold for $365,000 in Dec 2018.
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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