NY Property Records

7 Osborne Ave
Brookhaven · Suffolk County · 117660000

$656,250Full market value210 · Residential
Owner of record
OwnerHelmke Martin Jr & Rita
Mailing address7 OSBORNE AVE · MOUNT SINAI, NY, 11766
Assessment · 2025 roll
Land assessed$300
Total assessed$3,150
Full market value$656,250
Est. annual tax$9,085 (2024, excl. special districts)
Lot
Size0.35 acres
Lot sq ft15,246
Services & districts
School districtMount Sinai (472207)
Deed & identifiers
SBL02002310007000040000
Print key231.00-07-004.000
SWIS472289
Parcel ID47228902002310007000040000

Who owns 7 Osborne Ave?

7 Osborne Ave, Brookhaven is owned by Helmke Martin Jr & Rita 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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