NY Property Records
200 Mill St
200 Mill St
Williamsville · Erie County
$181,800Full market value210 · ResidentialSold $139,955 · Mar 2021
Owner of record
OwnerCostello Susan E
Mailing address200 Mill St · Amherst, NY, 14221
Assessment · 2025 roll
Land assessed$34,000
Total assessed$180,000
Full market value$181,800
Est. annual tax$4,780 (2024, excl. special districts)
Building
StyleOld style
Year built1910
Living area1,110 sq ft
Bedrooms2
Full baths1
HeatHot air
FuelUnknown
Lot
Size0.11 acres (GIS)
Frontage × depth22 × 234 ft
Services & districts
WaterComm/public
SewerComm/public
UtilitiesGas & elec
School districtWilliamsville (142203)
Recorded sales · 2
Deed$139,955Mar 19, 2021
seller EQUITY TRUST COMPANY
buyer SUSAN COSTELLO
Liber 11376, page 7832
Deed$85,000Dec 29, 2020
seller BRIAN LEWIS
buyer EQUITY TRUST COMPANY
Liber 11371, page 9360
From NYS RP-5217 transfer reports. For the deed itself, use the liber and page at the county clerk.
Deed & identifiers
Deed book / page11376 / 7832
SBL06917000010640000000
Print key69.17-1-64
SWIS142201
Parcel ID14220106917000010640000000
Who owns 200 Mill St?
200 Mill St, Williamsville is owned by Costello Susan E per the 2025 NYS assessment roll. It last sold for $139,955 in Mar 2021.
Nearby on Mill 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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