NY Property Records
451 Ralph Avenue
451 Ralph Avenue
Brooklyn · Kings County · 11233
08 · Public FacilityLast sold Nov 1982 · click to view deed ↗
Owner of record
OwnerNys Office Of Mental Health
Assessment · 2025 roll
Land assessed$142,650
Total assessed$703,350
Est. annual tax$75,695 (2027, excl. special districts)
Building
StyleHospitals, Sanitariums, Mental Institutions
Year built1994
Living area3,879 sq ft
Lot
Size0.47 acres (GIS)
Frontage × depth174 × 108 ft
Lot sq ft20,260
Zoning
DistrictR6
FAR0.38 built · 2.43 max residential · 4.8 max facility
Zoning map17a
Recorded documents · 14
ASSIGNMENT OF TAX LIEN
Nov 30, 2011
party 1 The Bank Of New York
party 2 The Bank Of New York
View on ACRIS ↗Show all 14
TAX LIEN SALE CERTIFICATE
Aug 25, 2009
party 1 City Of New York
party 2 Bank Of New York
View on ACRIS ↗
TAX LIEN SALE CERTIFICATE
Sep 15, 2005
party 1 City Of New York
party 2 Bank Of New York
View on ACRIS ↗
TAX LIEN SALE CERTIFICATE
Sep 30, 1999
party 1 City Of New York
party 2 Bank Of New York
View on ACRIS ↗
SUNDRY AGREEMENT
Oct 15, 1974
party 1 C B M C Housing Development Co Inc; Cbmc Housing Develop Co Inc +9
View on ACRIS ↗
SUNDRY AGREEMENT
Dec 30, 1971
party 1 C B M C Housing Co Inc; C B M C Development Co Inc +13
View on ACRIS ↗
DEED
Apr 9, 1968
grantor/seller Dept Of Finance Of The City Of Ny; Fin Admin Of Nyc +34
grantee/buyer City Of N Y; City Of New York +4
View on ACRIS ↗DOB violations — total 28 · open 28 · dismissed 0
Gas Piping - LL152
Active
Oct 31, 2025
BIS ↗Gas Piping - LL152
Active
Oct 31, 2025
BIS ↗Boiler
Active
Dec 13, 2011
BIS ↗Show all 28
Boiler
Active
Dec 31, 2009
BIS ↗Boiler
Active
Jan 1, 2009
BIS ↗Boiler
Active
Jan 3, 2008
BIS ↗Boiler
Active
Jan 19, 2007
BIS ↗Boiler
Active
Jan 6, 2006
BIS ↗Boiler
Active
Jan 31, 2005
BIS ↗Boiler
Active
Feb 13, 2004
BIS ↗Boiler
Active
Mar 19, 2003
BIS ↗Boiler
Active
Mar 19, 2003
BIS ↗Boiler
Active
Mar 26, 2002
BIS ↗Boiler
Active
Mar 26, 2002
BIS ↗Boiler
Active
Feb 27, 2001
BIS ↗Boiler
Active
Feb 27, 2001
BIS ↗Boiler
Active
Feb 7, 2000
BIS ↗Boiler
Active
Feb 7, 2000
BIS ↗Boiler
Active
Mar 16, 1999
BIS ↗Boiler
Active
Mar 16, 1999
BIS ↗Boiler
Active
May 4, 1998
BIS ↗Boiler
Active
May 4, 1998
BIS ↗Boiler
Active
Aug 29, 1995
BIS ↗Boiler
Active
Aug 29, 1995
BIS ↗Boiler
Active
Jun 1, 1994
BIS ↗Boiler
Active
Jun 1, 1994
BIS ↗Boiler
Active
Jun 1, 1993
BIS ↗Boiler
Active
Jun 1, 1993
BIS ↗DOB complaints — total 2 · open 0 · closed 2
No HPD violations on file.
Deed & identifiers
SBL3014510001
SWIS610100
Parcel ID6101003014510001
Who owns 451 Ralph Avenue?
451 Ralph Avenue, Brooklyn is owned by Nys Office Of Mental Health per the 2025 NYS assessment roll.
Nearby on Ralph 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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