NY Property Records
316 Union Ave
316 Union Ave
Mamaroneck, Village · Westchester County · 10543
$1,002,600Full market value210 · ResidentialSold $930,000 · Nov 2025
Owner of record
OwnerByrne, Gerald R
Mailing address316 Union Ave · Mamaroneck, NY, 10543
Assessment · 2025 roll
Land assessed$479,800
Total assessed$1,002,600
Full market value$1,002,600
Building
StyleCape cod
Year built2010
Living area1,879 sq ft
Bedrooms3
Full baths2
HeatHot air
FuelGas
Lot
Size0.23 acres
Frontage × depth50 × 200 ft
Lot sq ft10,052
Services & districts
WaterComm/public
SewerComm/public
UtilitiesGas & elec
School districtRye Neck (554801)
Recorded sales · 1
Deed$930,000Nov 21, 2025
seller GERALD R BYRNE
buyer FLC PROPERTY LLC
Liber 65304, page 3471
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
SBL15404200010030000000
Print key154.42-1-3
SWIS554803
Parcel ID55480315404200010030000000
Who owns 316 Union Ave?
316 Union Ave, Mamaroneck, Village is owned by Byrne, Gerald R per the 2025 NYS assessment roll. It last sold for $930,000 in Nov 2025.
Nearby on Union 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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