NY Property Records
403 Union Ave
403 Union Ave
Mamaroneck, Village · Westchester County · 10543
$935,900Full market value220 · ResidentialSold $799,000 · Dec 2021
Owner of record
OwnerSchwalbenberg Matthew
AlsoKhodykina, Alla
Mailing address403 Union Ave · Mamaroneck, NY, 10543
Assessment · 2025 roll
Land assessed$357,000
Total assessed$935,900
Full market value$935,900
Building
StyleOld style
Year built1880
Living area2,299 sq ft
Bedrooms6
Full baths3
HeatHot wtr/stm
FuelGas
Lot
Size0.13 acres
Frontage × depth50 × 110 ft
Lot sq ft5,596
Services & districts
WaterComm/public
SewerComm/public
UtilitiesGas & elec
School districtRye Neck (554801)
Recorded sales · 1
Deed$799,000Dec 15, 2021
seller MARIA SANTOIANNI
buyer MATTHEW SCHWALBENBERG
Liber 61344, page 3800
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page61344 / 3800
SBL15404200010450000000
Print key154.42-1-45
SWIS554803
Parcel ID55480315404200010450000000
Who owns 403 Union Ave?
403 Union Ave, Mamaroneck, Village is owned by Schwalbenberg Matthew per the 2025 NYS assessment roll. It last sold for $799,000 in Dec 2021.
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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