NY Property Records
589 County Route 56
589 County Route 56
Mamakating · Sullivan County · 12790
$426,500Full market value210 · ResidentialSold $175,000 · Feb 2026
Owner of record
OwnerWilliamson, Keith R
Mailing address589 County Route 56 · Wurtsboro, NY, 12790
Assessment · 2025 roll
Land assessed$30,300
Total assessed$145,000
Full market value$426,500
Est. annual tax$7,447 (2024, excl. special districts)
Building
StyleRaised ranch
Year built1989
Living area2,396 sq ft
Bedrooms4
Full baths2
HeatHot wtr/stm
FuelOil
Lot
Size2.41 acres
Services & districts
WaterPrivate
SewerPrivate
UtilitiesElectric
School districtFallsburg (482801)
Recorded sales · 2
Deed$175,000Feb 6, 2026
seller KEITH R WILLIAMSON
buyer THM INDUSTRIES CORP
Liber 2026, page 2387
Deed$2,000May 1, 2025
seller KEITH R. WILLIAMSON
buyer KEITH R. WILLIAMSON
Liber 2025, page 3440
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page2025 / 3440
SBL01800000010020000000
Print key18.-1-2
SWIS484089
Parcel ID48408901800000010020000000
Who owns 589 County Route 56?
589 County Route 56, Mamakating is owned by Williamson, Keith R per the 2025 NYS assessment roll. It last sold for $175,000 in Feb 2026.
Nearby on County Route 56
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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