× Home › Property records › Richmond County › Staten Island › Katan Avenue › 641 Katan Avenue641 Katan AvenueStaten Island · Richmond County · 10312 01 · 1–2 Family OpenValue $908,919 ▾
Owner of record
Owner Joann Blanchfield
Assessment · 2025 roll
Land assessed $11,160
Total assessed $55,920
Est. annual tax $9,183 (2027, excl. special districts)
Building
Style Frame
Year built 1977
Living area 2,080 sq ft
Lot
Size 0.09 acres (GIS)
Frontage × depth 40 × 100 ft
Lot sq ft 4,000
Zoning
District R3A
Special district SRD
FAR 0.52 built · 0.75 max residential · 1.0 max facility
Zoning map 33c
Recorded documents · 1
NYC REAL PROPERTY TRANSFER TAX
$999,900
Mar 19, 2026
grantor/seller Blanchfield, Joann
grantee/buyer Khon, Maksim
View on ACRIS ↗
DOB complaints — total 1 · open 0 · closed 1
Site conditions endangering workers
Closed
Jul 18, 2017
Complaint 5128951
View on BIS ↗ No DOB violations or HPD violations on file.
Deed & identifiers
SBL 5056030015
SWIS 640100
Parcel ID 6401005056030015
Who owns 641 Katan Avenue? 641 Katan Avenue, Staten Island is owned by Joann Blanchfield 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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