NY Property Records
521 Mill Road
521 Mill Road
Staten Island · Richmond County · 10306
01 · 1–2 Family
Owner of record
OwnerChen, Sizhi
Assessment · 2025 roll
Land assessed$6,780
Total assessed$49,200
Est. annual tax$6,604 (2027, excl. special districts)
Building
StyleAttached or Semi-Detatched
Year built2005
Living area1,500 sq ft
Lot
Size0.05 acres (GIS)
Frontage × depth23 × 110 ft
Lot sq ft2,329
Zoning
DistrictR3-1
FAR0.79 built · 0.75 max residential · 1.0 max facility
Zoning map34a
Recorded documents · 7
NYC REAL PROPERTY TRANSFER TAX
$750,000
May 27, 2026
grantor/seller Chen, Sizhi; Ren, Chaoling
grantee/buyer Dong, Minjie
View on ACRIS ↗
NYC REAL PROPERTY TRANSFER TAX
Nov 18, 2022
grantor/seller Sprosty, Diane C; Sprosty, Heather
grantee/buyer Chen, Sizhi; Ren, Chaoling
View on ACRIS ↗
BOTH RPTT AND RETT
$730,000
Oct 17, 2022
grantor/seller Sprosty, Diane C; Sprosty, Heather
grantee/buyer Chen, Sizhi; Ren, Chaoling
View on ACRIS ↗Show all 7
NYC REAL PROPERTY TRANSFER TAX
Sep 22, 2022
grantor/seller Sprosty, Diane C; Sprosty, Heather
grantee/buyer Sprosty, Diane C; Sprosty, Heather
View on ACRIS ↗
NYC REAL PROPERTY TRANSFER TAX
Mar 2, 2012
grantor/seller Sprosty, David T; Sprosty, Diane C +1
grantee/buyer Sprosty, Diane; Sprosty, Heather
View on ACRIS ↗
NYC REAL PROPERTY TRANSFER TAX
$444,132
Dec 19, 2007
grantor/seller Kdc Of Staten Island Inc
grantee/buyer Sprosty, David T; Sprosty, Diane C +1
View on ACRIS ↗
NYC REAL PROPERTY TRANSFER TAX
Dec 19, 2007
grantor/seller Mill Road Holding Co, LLC
grantee/buyer Kdc Of Staten Island Inc.
View on ACRIS ↗DOB complaints — total 1 · open 1 · closed 0
Certificate of occupancy – none/illegal/contrary
Active
Jun 10, 2026
Complaint 5197083
View on BIS ↗No DOB violations or HPD violations on file.
Deed & identifiers
SBL5046790019
SWIS640100
Parcel ID6401005046790019
Who owns 521 Mill Road?
521 Mill Road, Staten Island is owned by Chen, Sizhi per the 2025 NYS assessment roll.
Nearby on Mill Road
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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