NY Property Records
21 Nicholas Avenue
21 Nicholas Avenue
Staten Island · Richmond County · 10302
01 · 1–2 Family
Owner of record
OwnerJohn Deflorio
Assessment · 2025 roll
Land assessed$5,100
Total assessed$39,600
Est. annual tax$4,231 (2027, excl. special districts)
Building
StyleMiscellaneous (City Type, Old, etc.)
Year built2001
Living area1,400 sq ft
Lot
Size0.05 acres (GIS)
Frontage × depth23 × 103 ft
Lot sq ft2,366
Zoning
DistrictR3A
FAR0.59 built · 0.75 max residential · 1.0 max facility
Zoning map20c
DOB violations — total 1 · open 0 · dismissed 1
C-CONSTRUCTION OTHER OPTIONAL
Dismissed
Oct 27, 2000
BIS ↗DOB complaints — total 1 · open 0 · closed 1
HPD violations — total 4 · open 4 · closed 0
I · Order to correct
Open
Jun 17, 2026
§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PEN
HPD ↗
C · Immediately hazardous
Open
Jun 15, 2026
§ 27-2024 ADMIN. CODE: PROVIDE ADEQUATE SUPPLY OF HOT WATER FOR THE FIXTURES NO VOLUME IN THE ENTIRE APARTMENT LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM N
HPD ↗
C · Immediately hazardous
Open
Jun 15, 2026
§ 27-2024 ADMIN. CODE: PROVIDE ADEQUATE SUPPLY OF COLD WATER FOR THE FIXTURES NO VOLUME IN THE ENTIRE APARTMENT LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM
HPD ↗Deed & identifiers
SBL5010860042
SWIS640100
Parcel ID6401005010860042
Who owns 21 Nicholas Avenue?
21 Nicholas Avenue, Staten Island is owned by John Deflorio per the 2025 NYS assessment roll.
Nearby on Nicholas Avenue
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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