× Home › Property records › Richmond County › Staten Island › Sinclair Avenue › 551 Sinclair Avenue551 Sinclair AvenueStaten Island · Richmond County · 10312 01 · 1–2 Family OpenValue $1,712,731 ▾
Owner of record
Owner Dorfman Mark
Assessment · 2025 roll
Land assessed $15,720
Total assessed $84,000
Est. annual tax $15,098 (2027, excl. special districts)
Building
Style Frame
Year built 2002
Living area 3,850 sq ft
Lot
Size 0.19 acres (GIS)
Frontage × depth 100 × 80 ft
Lot sq ft 8,000
Zoning
District R3X
Special district SRD
FAR 0.48 built · 0.75 max residential · 1.0 max facility
Zoning map 33a
No DOB violations, HPD violations, or complaints on file.
Deed & identifiers
SBL 5063170066
SWIS 640100
Parcel ID 6401005063170066
Who owns 551 Sinclair Avenue? 551 Sinclair Avenue, Staten Island is owned by Dorfman Mark 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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