NY Property Records
21 South William Street
21 South William Street
Manhattan · New York County · 10004
04 · Mixed Res & Commercial
Owner of record
OwnerBlock Hall Condominium
Assessment · 2025 roll
Land assessed$405,007
Total assessed$3,065,409
Building
StyleMixed Residential & Commercial Building (Mixed Residential & Commercial Condo Building Classification Codes)
Year built1928
Living area20,019 sq ft
Lot
Size0.10 acres (GIS)
Frontage × depth51 × 84 ft
Lot sq ft4,377
Zoning
DistrictC5-5
Special districtLM
FAR5.48 built · 10.0 max residential · 15.0 max commercial · 15.0 max facility
Zoning map12b
DOB violations — total 24 · open 3 · dismissed 15
LANDMK-LANDMARK NONE
Active
Dec 13, 2024
BIS ↗LANDMK-LANDMARK NONE
Active
Dec 13, 2024
BIS ↗Elevators
Dismissed
Oct 23, 2023
BIS ↗Show all 24
Elevators
Dismissed
Oct 2, 2023
BIS ↗Benchmarking - LL84
Dismissed
Aug 2, 2022
FAILURE TO FILE BENCHMARKING REPORT OF ENERGY USE AS PER AD. CODE SEC. 28-309.4
BIS ↗Energy Grade - LL33
Active
Dec 1, 2021
FAILURE TO DISPLAY ENERGY EFFICIENCY SCORE AND ENERGY EFFICIENCY GRADE AS PER ADCODE SEC. 28-309.12.3
BIS ↗E-ELEVATOR ELEVATORREQUIRED
Resolved
Jan 29, 2020
BIS ↗Benchmarking - LL84
Dismissed
Nov 2, 2019
FAILURE TO FILE BENCHMARKING REPORT OF ENERGY USE AS PER AD. CODE SEC. 28-309.4
BIS ↗Benchmarking - LL84
Dismissed
Aug 2, 2019
FAILURE TO FILE BENCHMARKING REPORT OF ENERGY USE AS PER AD. CODE SEC. 28-309.4
BIS ↗Benchmarking - LL84
Dismissed
May 2, 2019
FAILURE TO FILE BENCHMARKING REPORT OF ENERGY USE AS PER AD. CODE SEC. 28-309.4
BIS ↗LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED
Dismissed
Apr 6, 2018
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2016 INSPECTION REPORT
BIS ↗E-ELEVATOR ELEVATORREQUIRED
Resolved
Jan 28, 2016
BIS ↗EVCAT1-ELEVATOR ANNUAL INSPECTION / TEST ELEVATORREQUIRED
Dismissed
Jun 10, 2015
VIOLATION ISSUED TO ELEVATOR-FAILURE TO FILE CATEGORY 1 2014 INSPECTION/TEST
BIS ↗LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED
Dismissed
May 15, 2014
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2012 INSPECTION REPORT
BIS ↗E-ELEVATOR ELEVATORREQUIRED
Resolved
Jan 28, 2014
BIS ↗E-ELEVATOR ELEVATORREQUIRED
Resolved
Jul 17, 2012
BIS ↗LANDMK-LANDMARK NONE
Dismissed
Jun 7, 2011
BIS ↗LANDMK-LANDMARK NONE
Dismissed
Jun 7, 2011
BIS ↗LANDMK-LANDMARK NONE
Dismissed
Jun 7, 2011
BIS ↗LANDMK-LANDMARK NONE
Dismissed
Jun 7, 2011
BIS ↗LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED
Dismissed
Dec 31, 2009
BIS ↗LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED
Dismissed
Jan 1, 2009
BIS ↗E-ELEVATOR ELEVATORREQUIRED
Resolved
Jul 28, 2008
BIS ↗E-ELEVATOR ELEVATORREQUIRED
Resolved
Feb 17, 2006
BIS ↗DOB complaints — total 9 · open 0 · closed 9
Show all 9
Certificate of occupancy – none/illegal/contrary
Closed
Aug 28, 2009
Complaint 1264261
View on BIS ↗
Certificate of occupancy – none/illegal/contrary
Closed
Jun 30, 2008
Complaint 1229403
View on BIS ↗
Certificate of occupancy – none/illegal/contrary
Closed
Feb 26, 2008
Complaint 1216590
View on BIS ↗HPD violations — total 8 · open 0 · closed 8
I · Order to correct
Closed
Nov 15, 2023
§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 ↗
A · Non-hazardous
Closed
Mar 15, 2023
(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.G
HPD ↗
I · Order to correct
Closed
Nov 2, 2022
§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 ↗Show all 8
A · Non-hazardous
Closed
Feb 16, 2022
(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.G
HPD ↗
A · Non-hazardous
Closed
Apr 1, 2021
(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.G
HPD ↗
I · Order to correct
Closed
Oct 25, 2019
§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 ↗
I · Order to correct
Closed
Nov 6, 2017
§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 ↗
I · Order to correct
Closed
Oct 1, 2015
SECTION27-2107 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 CIV
HPD ↗Deed & identifiers
SBL1000297503
SWIS620100
Parcel ID6201001000297503
Who owns 21 South William Street?
21 South William Street, Manhattan is owned by Block Hall Condominium per the 2025 NYS assessment roll.
Nearby on South William Street
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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