NY Property Records
89 Diamond St
89 Diamond St
Brookhaven · Suffolk County · 117790000
$754,167Full market value215 · Residential
Owner of record
OwnerKnight Charles Iii & Knight Cher
Mailing address89 DIAMOND ST · RONKONKOMA, NY, 117790000
Assessment · 2025 roll
Land assessed$200
Total assessed$3,620
Full market value$754,167
Est. annual tax$11,756 (2024, excl. special districts)
Lot
Size0.14 acres
Lot sq ft6,098
Services & districts
School districtSachem (472205)
Recorded sales · 1
Deedno price statedNov 22, 2016
Liber 12898, page 543
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page12898 / 543
SBL02006200001000460000
Print key620.00-01-046.000
SWIS472289
Parcel ID47228902006200001000460000
Who owns 89 Diamond St?
89 Diamond St, Brookhaven is owned by Knight Charles Iii & Knight Cher per the 2025 NYS assessment roll.
Nearby on Diamond St
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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