Owner of record
OwnerCosme Christopher & Konstandina
Mailing address9 HARTWELL DR · MOUNT SINAI, NY, 117660000
Assessment · 2025 roll
Land assessed$325
Total assessed$3,880
Full market value$808,333
Est. annual tax$14,802 (2024, excl. special districts)
Recorded sales · 2
Deed$710,000Aug 25, 2022
seller BRI CAPITAL HOLDINGS LLC
buyer CHRISTOPHER COSME
Liber 13190, page 384
Deed$180,000Dec 22, 2021
seller MICHAEL BURKE
buyer BRI CAPITAL HOLDING LLC
Liber 13147, page 827
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page13190 / 384
SBL02001630006000490000
Print key163.00-06-049.000
SWIS472289
Parcel ID47228902001630006000490000
Who owns 9 Hartwell Dr?
9 Hartwell Dr, Brookhaven is owned by Cosme Christopher & Konstandina per the 2025 NYS assessment roll. It last sold for $710,000 in Aug 2022.
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.
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