NY Property Records

309 Union Avenue
Staten Island · Richmond County · 10303

01 · 1–2 Family
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Owner of record
OwnerKathleen Conway Grave
Assessment · 2025 roll
Land assessed$7,140
Total assessed$33,420
Est. annual tax$4,390 (2027, excl. special districts)
Building
StyleAttached or Semi-Detatched
Year built1899
Living area1,760 sq ft
Lot
Size0.06 acres (GIS)
Frontage × depth25 × 107 ft
Lot sq ft2,675
Zoning
DistrictR3-2
FAR0.66 built · 0.75 max residential · 1.0 max facility
Zoning map20c
DOB violations — total 1 · open 0 · dismissed 1
C-CONSTRUCTION OTHER OPTIONAL Dismissed Jul 3, 1997
BIS ↗
DOB complaints — total 5 · open 0 · closed 5
Category 1Y Closed May 25, 2023
Complaint 5177834
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Zoning – non-conforming Closed Sep 12, 2008
Complaint 5074218
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Category 33 Closed Jun 18, 1997
Complaint 5020872
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Show all 5
Failure to maintain Closed Nov 3, 1994
Complaint 5015718
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Debris – excessive Closed Nov 3, 1994
Complaint 5015719
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No HPD violations on file.
Deed & identifiers
SBL5012210001
SWIS640100
Parcel ID6401005012210001

Who owns 309 Union Avenue?

309 Union Avenue, Staten Island is owned by Kathleen Conway Grave per the 2025 NYS assessment roll.
Nearby on Union Avenue
307 Union Avenue · 303 Union Avenue · 301 Union Avenue · 299 Union Avenue · 298 Union Avenue · 320 Union Avenue · 321 Union Avenue · 297 Union Avenue · 322 Union Avenue · 323 Union 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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