NY Property Records
31 Neptune Ave
31 Neptune Ave
Brookhaven · Suffolk County · 119500000
$417,709Full market value210 · ResidentialSold $600,000 · Sep 2025
Owner of record
OwnerHafferkamp Ronald
Mailing address31 NEPTUNE AVE · MASTIC, NY, 11950
Assessment · 2025 roll
Land assessed$200
Total assessed$2,005
Full market value$417,709
Est. annual tax$6,572 (2024, excl. special districts)
Lot
Size0.25 acres
Lot sq ft10,890
Services & districts
School districtWilliam Floyd (472232)
Recorded sales · 1
Deed$600,000Sep 18, 2025
seller RONALD HAFFERKAMP
buyer CARLOS REMACHE BERMEO
Liber 13318, page 817
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12529 / 970
SBL02009090006000400000
Print key909.00-06-040.000
SWIS472289
Parcel ID47228902009090006000400000
Who owns 31 Neptune Ave?
31 Neptune Ave, Brookhaven is owned by Hafferkamp Ronald per the 2025 NYS assessment roll. It last sold for $600,000 in Sep 2025.
Nearby on Neptune 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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