× Home › Property records › Richmond County › Staten Island › Sinclair Avenue › 850 Sinclair Avenue850 Sinclair AvenueStaten Island · Richmond County · 10309 01 · 1–2 Family OpenValue $530,658 ▾
Owner of record
Owner Harold Knorr And Joanne Knorr Living Tru St
Assessment · 2025 roll
Land assessed $7,200
Total assessed $41,400
Est. annual tax $6,803 (2027, excl. special districts)
Building
Style Attached or Semi-Detatched
Year built 1985
Living area 1,120 sq ft
Lot
Size 0.05 acres (GIS)
Frontage × depth 20 × 100 ft
Lot sq ft 2,000
Zoning
District R3-2
Special district SRD
FAR 0.56 built · 0.75 max residential · 1.0 max facility
Zoning map 33a
Recorded documents · 1
NYC REAL PROPERTY TRANSFER TAX
Oct 31, 2024
grantor/seller Knorr, Harold J; Knorr, Joanne C
grantee/buyer Harold Knorr And Joanne Knorr Living Trust; Harold Knorr, As Trustee +1
View on ACRIS ↗
No DOB violations, HPD violations, or complaints on file.
Deed & identifiers
SBL 5068880033
SWIS 640100
Parcel ID 6401005068880033
Who owns 850 Sinclair Avenue? 850 Sinclair Avenue, Staten Island is owned by Harold Knorr And Joanne Knorr Living Tru St per the 2025 NYS assessment roll.
Nearby on Sinclair Avenue
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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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