NY Property Records
311 West St
311 West St
Mamaroneck, Village · Westchester County · 10543
$883,700Full market value210 · Residential
Owner of record
OwnerGagnon Irrevocable Trust, Gerard
AlsoGagnon Irrevocable Trust, Bette
Mailing address311 West St · Mamaroneck, NY, 10543
Assessment · 2025 roll
Land assessed$397,500
Total assessed$883,700
Full market value$883,700
Building
StyleColonial
Year built1927
Living area1,775 sq ft
Bedrooms3
Full baths1
HeatHot wtr/stm
FuelOil
Lot
Size0.18 acres
Lot sq ft7,990
Services & districts
WaterComm/public
SewerComm/public
UtilitiesGas & elec
School districtRye Neck (554801)
Deed & identifiers
Deed book / page54021 / 3239
SBL15402800020460000000
Print key154.28-2-46
SWIS554803
Parcel ID55480315402800020460000000
Who owns 311 West St?
311 West St, Mamaroneck, Village is owned by Gagnon Irrevocable Trust, Gerard per the 2025 NYS assessment roll.
Nearby on West 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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