NY Property Records
300 Prospect Avenue
300 Prospect Avenue
Staten Island · Richmond County · 10301
08 · Public Facility
Owner of record
OwnerChildren'S Aid Society
Assessment · 2025 roll
Land assessed$1,566,450
Total assessed$8,888,400
Est. annual tax$956,570 (2027, excl. special districts)
Building
StyleMiscellaneous
Year built1931
Lot
Size11.24 acres (GIS)
Frontage × depth651 × 275 ft
Lot sq ft349,840
Zoning
DistrictR1-2
Special districtHS
FAR0.01 built · 0.75 max residential · 1.0 max facility
Zoning map21a
DOB violations — total 17 · open 6 · dismissed 10
Gas Piping - LL152
Dismissed
Jan 8, 2026
BIS ↗Gas Piping - LL152
Disputed Successfully
Jan 8, 2026
BIS ↗Gas Piping - LL152
Dismissed
Jan 8, 2026
BIS ↗Show all 17
Boiler
Dismissed
Dec 13, 2011
BIS ↗Boiler
Dismissed
Dec 13, 2011
BIS ↗Boiler
Dismissed
Dec 13, 2011
BIS ↗Boiler
Dismissed
Mar 19, 2003
BIS ↗Boiler
Active
Mar 19, 2003
BIS ↗Boiler
Active
Mar 19, 2003
BIS ↗Boiler
Active
Mar 26, 2002
BIS ↗Boiler
Dismissed
Feb 27, 2001
BIS ↗Boiler
Dismissed
Feb 27, 2001
BIS ↗Boiler
Active
Feb 27, 2001
BIS ↗Boiler
Active
Feb 27, 2001
BIS ↗Boiler
Dismissed
Feb 7, 2000
BIS ↗Boiler
Active
Feb 7, 2000
BIS ↗Boiler
Dismissed
May 4, 1998
BIS ↗DOB complaints — total 4 · open 0 · closed 4
Show all 4
No HPD violations on file.
Deed & identifiers
SBL5001000030
SWIS640100
Parcel ID6401005001000030
Who owns 300 Prospect Avenue?
300 Prospect Avenue, Staten Island is owned by Children'S Aid Society per the 2025 NYS assessment roll.
Nearby on Prospect 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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