NY Property Records

6 Frank Ave
Brookhaven · Suffolk County · 119530000

$489,584Full market value210 · Residential
Owner of record
OwnerCosgrove John E & Cosgrove Sheri L
Mailing address6 FRANK AVE · MIDDLE ISLAND, NY, 11953
Assessment · 2025 roll
Land assessed$200
Total assessed$2,350
Full market value$489,584
Est. annual tax$9,031 (2024, excl. special districts)
Lot
Size0.54 acres
Lot sq ft23,522
Services & districts
School districtLongwood (472212)
Deed & identifiers
Deed book / page12666 / 219
SBL02004000004000010004
Print key400.00-04-001.004
SWIS472289
Parcel ID47228902004000004000010004

Who owns 6 Frank Ave?

6 Frank Ave, Brookhaven is owned by Cosgrove John E & Cosgrove Sheri 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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