NY Property Records
129 Prospect Ave
129 Prospect Ave
Mamaroneck, Village · Westchester County · 10543
$928,000Full market value220 · ResidentialSold $820,000 · Nov 2021
Owner of record
Owner129 Prospect Owners LLC
Mailing address92 Central Ave · Rye, NY, 10580
Assessment · 2025 roll
Land assessed$161,000
Total assessed$928,000
Full market value$928,000
Building
StyleOld style
Year built1910
Living area2,267 sq ft
Bedrooms4
Full baths2
HeatHot air
FuelGas
Lot
Size0.11 acres
Services & districts
WaterComm/public
SewerComm/public
UtilitiesGas & elec
School districtMamaroneck (553201)
Recorded sales · 2
Deed$820,000Nov 16, 2021
seller DAWNA M SILEO
buyer 129 PROSPECT AVENUE OWNERS LLC
Liber 61312, page 3784
Deed$1May 21, 2018
seller NANCY KASMARSKI
buyer NANCY E KASMARSKI IRREV TR DTD
Liber 58136, page 3386
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page61312 / 3784
SBL00900703160000000000
Print key9-7-316
SWIS553203
Parcel ID55320300900703160000000000
Who owns 129 Prospect Ave?
129 Prospect Ave, Mamaroneck, Village is owned by 129 Prospect Owners LLC per the 2025 NYS assessment roll. It last sold for $820,000 in Nov 2021.
Nearby on Prospect 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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