NY Property Records
209 Union Ave
209 Union Ave
Mamaroneck, Village · Westchester County · 10543
$1,146,200Full market value210 · ResidentialSold $900,000 · Dec 2016
Owner of record
OwnerKaminski Alexei
AlsoKaminski, Vilma
Mailing address209 Union Ave · Mamaroneck, NY, 10543
Assessment · 2025 roll
Land assessed$418,400
Total assessed$1,146,200
Full market value$1,146,200
Building
StyleColonial
Year built1925
Living area1,677 sq ft
Bedrooms4
Full baths2
HeatHot wtr/stm
FuelGas
Lot
Size0.18 acres
Frontage × depth50 × 155 ft
Lot sq ft8,057
Services & districts
WaterComm/public
SewerComm/public
UtilitiesGas & elec
School districtRye Neck (554801)
Recorded sales · 3
Deedno price statedOct 19, 2017
seller ALEXEI KAMINSKI
buyer ALEXEI KAMINSKI
Liber 57286, page 3564
Deed$1Dec 24, 2016
seller 209 UNION LLC
buyer ALEXEI KAMINSKI
Liber 57136, page 3095
Deed$900,000Dec 23, 2016
seller 209 UNION LLC
buyer ALEXEI KAMINSKI
Liber 56357, page 3130
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page57286 / 3564
SBL15405000010370000000
Print key154.50-1-37
SWIS554803
Parcel ID55480315405000010370000000
Who owns 209 Union Ave?
209 Union Ave, Mamaroneck, Village is owned by Kaminski Alexei per the 2025 NYS assessment roll. It last sold for $900,000 in Dec 2016.
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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