NY Property Records
11 Altamont Rd
11 Altamont Rd
Mamakating · Sullivan County · 12790
$461,500Full market value210 · ResidentialSold $358,600 · Jan 2026
Owner of record
OwnerGrumet, Robert S
Mailing address11 Altamont Rd · Bloomingburg, NY, 12721
Assessment · 2025 roll
Land assessed$25,100
Total assessed$156,900
Full market value$461,500
Est. annual tax$9,797 (2024, excl. special districts)
Building
StyleRanch
Year built2000
Living area1,768 sq ft
Bedrooms1
Full baths1
HeatHot wtr/stm
FuelOil
Lot
Size0.85 acres
Services & districts
WaterPrivate
SewerPrivate
UtilitiesElectric
School districtPine Bush (332601)
Recorded sales · 1
Deed$358,600Jan 12, 2026
seller ESTATE OF ROBERT S GRUMET
buyer DANIELLE JIN HUPART
Liber 2026, page 359
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page3251 / 631
SBL06800000010180000000
Print key68.-1-18
SWIS484089
Parcel ID48408906800000010180000000
Who owns 11 Altamont Rd?
11 Altamont Rd, Mamakating is owned by Grumet, Robert S per the 2025 NYS assessment roll. It last sold for $358,600 in Jan 2026.
Nearby on Altamont Rd
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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