× Home › Property records › Erie County › Williamsville › Mill St › 339 Mill St339 Mill StWilliamsville · Erie County $348,500 Full market value 220 · Residential OpenValue $303,630 ▾
Owner of record
Owner Seweryn, John
Mailing address 339 Mill St · Williamsville, NY, 14221
Assessment · 2025 roll
Land assessed $73,000
Total assessed $345,000
Full market value $348,500
Est. annual tax $9,162 (2024, excl. special districts)
Building
Style Old style
Year built 1917
Living area 2,139 sq ft
Bedrooms 4
Full baths 2
Heat Hot wtr/stm
Fuel Unknown
Lot
Size 0.28 acres (GIS)
Frontage × depth 90 × 135 ft
Services & districts
Water Comm/public
Sewer Comm/public
Utilities Gas & elec
School district Williamsville (142203)
Deed & identifiers
SBL 06913000010520000000
Print key 69.13-1-52
SWIS 142201
Parcel ID 14220106913000010520000000
Who owns 339 Mill St? 339 Mill St, Williamsville is owned by Seweryn, John per the 2025 NYS assessment roll.
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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.
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