NY Property Records
20 Mt Sinai Ave S
20 Mt Sinai Ave S
Brookhaven · Suffolk County · 117760000
$629,167Full market value210 · Residential
Owner of record
OwnerAndersen Dennis A & Otero Luis A
Mailing address20 MT SINAI AVE S · PORT JEFF STA, NY, 117760000
Assessment · 2025 roll
Land assessed$300
Total assessed$3,020
Full market value$629,167
Est. annual tax$11,521 (2024, excl. special districts)
Lot
Size0.34 acres
Lot sq ft14,810
Services & districts
School districtMount Sinai (472207)
Recorded sales · 1
Deedno price statedSep 18, 2017
seller DENNIS A. ANDERSEN
buyer DENNIS A. ANDERSEN
Liber 12937, page 165
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12937 / 165
SBL02002310003000120000
Print key231.00-03-012.000
SWIS472289
Parcel ID47228902002310003000120000
Who owns 20 Mt Sinai Ave S?
20 Mt Sinai Ave S, Brookhaven is owned by Andersen Dennis A & Otero Luis A per the 2025 NYS assessment roll.
Nearby on Mt Sinai Ave S
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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