NY Property Records

12 Mt Sinai South Ave
Brookhaven · Suffolk County · 117760000

$644,792Full market value210 · Residential
Owner of record
OwnerDellarocca John L
Mailing address12 MT SINAI AVE S · PORT JEFF STA, NY, 11776
Assessment · 2025 roll
Land assessed$300
Total assessed$3,095
Full market value$644,792
Est. annual tax$11,807 (2024, excl. special districts)
Lot
Size0.34 acres
Lot sq ft14,810
Services & districts
School districtMount Sinai (472207)
Deed & identifiers
SBL02002310003000080000
Print key231.00-03-008.000
SWIS472289
Parcel ID47228902002310003000080000

Who owns 12 Mt Sinai South Ave?

12 Mt Sinai South Ave, Brookhaven is owned by Dellarocca John L per the 2025 NYS assessment roll.
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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