× Home › Property records › Erie County › Buffalo › William St › 840 William St840 William StBuffalo · Erie County · 14206 $134,800 Full market value 482 · Commercial
Owner of record
Owner Yemchuk, Emilian
Mailing address 10 Wilson St · Buffalo, NY, 14206
Assessment · 2025 roll
Land assessed $13,700
Total assessed $134,800
Full market value $134,800
Est. annual tax $1,149 (2024, excl. special districts)
Building
Use Benev assoc
Year built 1920
Lot
Size 0.11 acres (GIS)
Frontage × depth 33 × 138 ft
Services & districts
Water Comm/public
Sewer Comm/public
Utilities Gas & elec
School district Buffalo (140200)
Deed & identifiers
Deed book / page 11223 / 8305
SBL 11160000020310000000
Print key 111.60-2-31
SWIS 140200
Parcel ID 14020011160000020310000000
Who owns 840 William St? 840 William St, Buffalo is owned by Yemchuk, Emilian 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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