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591 Knickerbocker Avenue

Brooklyn, NY 11221BBL 3-03362-0001Map

Owner of record: 591 Knickerbocker Avenue LLC

591 Knickerbocker Avenue is a mixed residential and retail building built in 1931 in Brooklyn, 11221. It has 5 residential units across 3 floors. The owner of record is 591 Knickerbocker Avenue LLC. HPD has recorded 81 housing violations here, most recently on June 13, 2026. 25 of the 50 most recent violations are still open.

HPD violations
81
DOB violations
41
ECB violations
5
HPD complaints
52

What to know

Concern
10 open Class C

Immediately hazardous issues among recent violations are still open.

Good
Last violation Jun 13, 2026

Date of the most recent HPD inspection that found a problem.

Good
No unpaid ECB fines

No balance due on recent ECB violations.

Rent stabilization

No rent-stabilized units in 2018–2024 tax bills

Some apartments can still be regulated. Use the rent-stabilized checker or request the rent history from HCR.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 81

  • B

    Trace and repair the source and abate the visible mold condition... less than 10 sq ft at ceiling in the kitchen located at apt 2f, 2nd story, 1st apartment from south at west original violation 19005163 issued 13-jun-26 has been upgraded to class b per administrative code 27-2017.3a(3)(a) or (b).

    Jun 13, 2026 · Apt 2F

    Open — Notice of issuance sent to tenant
  • C

    Post notice, in form approved by the department, stating the name and location of the person designated by the owner to have key to buildings heating system sign missing at public hall, 1st story

    Jun 13, 2026

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective spring balance window lower sash in the bathroom located at apt 2f, 2nd story, 1st apartment from south at west

    Jun 13, 2026 · Apt 2F

    Open — Nov sent out
  • A

    Trace and repair the source and abate the visible mold condition... less than 10 sq ft at ceiling in the kitchen located at apt 2f, 2nd story, 1st apartment from south at west

    Jun 13, 2026 · Apt 2F

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 2f, 2nd story, 1st apartment from south at west

    Jun 13, 2026 · Apt 2F

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective metal bullnose at stairs first from bottom at public hall, 2nd story

    Jun 13, 2026

    Open — Nov sent out
  • A

    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.gov\hpd, search bed bugs.

    May 5, 2026

    Closed — Violation dismissed
  • A

    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.gov\hpd, search bed bugs.

    Jun 10, 2025

    Closed — Violation dismissed
  • C

    M/d law abate the nuisance consisting of scuttle ladder installed on public hall stairs creating encumbrance to agress at public hall, 3rd story

    Jun 5, 2025

    Open — Nov sent out
  • C

    Properly repair with similar material the broken or defective fire retardant material at cockloft at south , 3rd story

    Jun 5, 2025

    Open — Nov sent out
Show 40 more ↓
  • A

    Paint with light colored paint to the satisfaction of this department at ceiling at public hall, 1st story

    Dec 4, 2024

    Closed — Violation closed
  • A

    Post a proper notice of smoke detector requirements, in a form approved by the commissioner, at or near the mail box

    Dec 4, 2024

    Open — Not complied with
  • A

    Post and maintain a proper sign on wall of entrance story showing the registration number assigned by the department and the address of the building.

    Dec 4, 2024

    Open — Not complied with
  • A

    Post a proper notice of carbon monoxide detecting device requirements, in a form approved by the commissioner, in a common area of a class a multiple dwelling near inspection certificate or provide notice to tenants in a private dwelling.

    Dec 4, 2024

    Open — Not complied with
  • A

    Post, in a form approved by the commissioner, and maintain a notice in a common area of the building regarding the procedures that should be followed when a gas leak is suspected

    Dec 4, 2024

    Open — Not complied with
  • C

    Post notice, in form approved by the department, stating the name and location of the person designated by the owner to have key to buildings heating system

    Dec 4, 2024

    Open — Not complied with
  • A

    Post and maintain a proper notice on wall of the entrance story in english and spanish on the availability of the agencys housing information guide. a sample notice can be found at www.nyc.gov/hpd.

    Dec 4, 2024

    Open — Not complied with
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at vestibule door at public hall, 1st story

    Dec 4, 2024

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective fire retarded plaster at ceiling at public hall, 1st story

    Dec 4, 2024

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at bulding enternce at public hall, 1st story

    Dec 4, 2024

    Closed — Violation closed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 27, 2024

    Closed — Violation dismissed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 3r, 3rd story, 1st apartment from north at east

    Oct 4, 2024 · Apt 3R

    Closed — Violation closed
  • A

    Refit vestibule door , 1st story

    Oct 4, 2024

    Closed — Violation closed
  • B

    Repair or replace the smoke detector missing in the entire apartment located at apt 3r, 3rd story, 1st apartment from north at east

    Oct 4, 2024 · Apt 3R

    Open — First no access to re- inspect violation
  • B

    Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 3r, 3rd story, 1st apartment from north at east

    Oct 4, 2024 · Apt 3R

    Open — First no access to re- inspect violation
  • C

    Abate the infestation consisting of roaches in the entire apartment located at apt 3r, 3rd story, 1st apartment from north at east

    Oct 4, 2024 · Apt 3R

    Open — First no access to re- inspect violation
  • C

    Abate the infestation consisting of mice in the entire apartment located at apt 3r, 3rd story, 1st apartment from north at east

    Oct 4, 2024 · Apt 3R

    Open — First no access to re- inspect violation
  • B

    Remove all encumbrances consisting of household items at public hall, 1st story

    Oct 4, 2024

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at door to cellar at public hall, 1st story

    Oct 4, 2024

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective vestibule door , 1st story

    Oct 4, 2024

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 3r, 3rd story, 1st apartment from north at east

    Oct 4, 2024 · Apt 3R

    Open — First no access to re- inspect violation
  • A

    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.gov\hpd, search bed bugs.

    Apr 10, 2024

    Closed — Violation dismissed
  • A

    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.gov\hpd, search bed bugs.

    Mar 23, 2023

    Closed — Violation dismissed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 10, 2022

    Closed — Violation dismissed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Feb 25, 2022

    Closed — Violation dismissed
  • A

    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.gov\hpd, search bed bugs.

    Feb 25, 2022

    Closed — Violation dismissed
  • C

    M/d law abate the nuisance consisting of scuttle ladder intalled on public hall stairs creating encumbrance to egress , 3rd story

    Jul 29, 2021

    Open — Not complied with
  • C

    Properly repair with similar material the broken or defective fire retardant walls around cockloft at ceiling , 3rd story

    Jul 29, 2021

    Open — Not complied with
  • A

    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.gov\hpd, search bed bugs.

    Apr 9, 2021

    Closed — Violation dismissed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Apr 9, 2021

    Closed — Violation dismissed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Oct 30, 2019

    Closed — Violation dismissed
  • C

    Install the missing or repair/replace the defective window guard(s) in accordance with the specifications of the new york city health code section 24 rcny chapter 12. wg to install = 1; wg to replace = 0; wg to repair = 2; in the entire apartment located at apt 2r, 2nd story, 2nd apartment from south at west

    Aug 17, 2018 · Apt 2R

    Closed — Violation closed
  • A

    Post and maintain a proper notice on wall of the entrance story in english and spanish on the availability of the agencys housing information guide. a sample notice can be found at www.nyc.gov/hpd. at public hall, 1st story

    Aug 17, 2018

    Open — Not complied with
  • A

    Post a proper notice of smoke detector requirements, in a form approved by the commissioner, at or near the mail box at public hall, 1st story

    Aug 17, 2018

    Open — Not complied with
  • A

    Post a proper notice of carbon monoxide detecting device requirements, in a form approved by the commissioner, in a common area of a class a multiple dwelling near inspection certificate or provide notice to tenants in a private dwelling. at public hall, 1st story

    Aug 17, 2018

    Open — Not complied with
  • A

    Post sign on wall of entrance story bearing name, address including apartment number if any, and telephone number of superintendent, janitor or housekeeper. at public hall, 1st story

    Aug 17, 2018

    Closed — Violation dismissed
  • C

    Properly repair the source and abate the evidence of a water leak from ceiling and west wall at front of cellar

    Aug 17, 2018

    Closed — Violation closed
  • A

    Refit boiler room door

    Aug 17, 2018

    Closed — Violation closed
  • B

    § 185, 240 m/d law properly fire retard in accordance with the rules and regulations of this department the cellar ceiling

    Aug 17, 2018

    Open — First no access to re- inspect violation
  • A

    § 329, m/d law and dept. rules and regs. provide a completed certificate of inspection visits in a proper frame at or near mailboxes, bottom edge of frame between 48-62 inches above floor at public hall, 1st story

    Aug 17, 2018

    Open — Not complied with

DOB building violations · 41

  • Low pressure boiler boiler required

    Violation issued-failure to file 2020 external low pressure inspection

    Jun 30, 2023

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2018 external low pressure inspection

    Jun 20, 2023

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2019 external low pressure inspection

    Jun 20, 2023

    Dob violation - active
  • Low pressure boiler boiler required

    Lblvio-low pressure boiler boiler required

    Dec 31, 2009

    Dob violation - active
  • Low pressure boiler boiler required

    Lblvio-low pressure boiler boiler required

    Dec 31, 2009

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 1, 2009

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 1, 2009

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 3, 2008

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 3, 2008

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 19, 2007

    Dob violation - active
Show 31 more ↓
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 19, 2007

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 6, 2006

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 6, 2006

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 31, 2005

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 31, 2005

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 13, 2004

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 13, 2004

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 19, 2003

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 19, 2003

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 26, 2002

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 26, 2002

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 27, 2001

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 27, 2001

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 7, 2000

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 7, 2000

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 16, 1999

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 16, 1999

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    May 4, 1998

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    May 4, 1998

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Sep 16, 1997

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Sep 16, 1997

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 10, 1997

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 10, 1997

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Aug 29, 1995

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Aug 29, 1995

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jun 1, 1994

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jun 1, 1994

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Aug 16, 1993

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Aug 16, 1993

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jun 1, 1993

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jun 1, 1993

    Dob violation - active

ECB violations · 5

  • Class - 2

    B241,15,25a-b,32a,50,50a,50b,50c. 50-fresh air duct 1/2 blocked; 50a-debris in boiler room; 50b-temperature guage missing on hot water outlet of mixing valve; 50c-radiator in second flr,front apt,leaking thru

    Apr 8, 2013 · Penalty $500

    Active
  • Class - 2

    Failure to maintain bldg in code compliant manner. failure to comply with law for drainage system per pc 702.1;27-911 observe on 1st flr grocery traces of water leaks on ceiling from apt above some leaking spot

    Aug 16, 2012

    Resolve
  • Non-hazardous

    Work without a permit work noted removed section of exterior building all approx 15 feet wide x 8 feet high and constructed wood frame stru cture with roof and finished on outside by stucco approx:5 feet deep

    Jul 29, 2005 · Penalty $500

    Active
  • Non-hazardous

    Work w.o a permit work noted on palmeto st a wooden enclosure constructed 10'x10'x8' remedy stop all work obtain a permit if feasible or restore to prior legal use condition

    Dec 31, 2003

    Resolve
  • Hazardous

    Occupancy contrary to that allowed by the certificate of occuapncy or building deartment records. vacant building now occupied. two story apartment sub-divided into four class "b" rooms. kitchen and bathroom

    Sep 30, 1998 · Penalty $800

    Active

Complaints

  • Unsanitary condition

    Mold

    Jun 10, 2026 · Apt 2F

    Close
  • Water leak

    Slow leak

    Jan 27, 2026 · Apt 3R

    Close
  • Plumbing

    Toilet

    Jan 3, 2025 · Apt 2R

    Close
  • Plumbing

    Basin/sink

    Jan 3, 2025 · Apt 2R

    Close
  • Heat/hot water

    Apartment only

    Dec 2, 2024 · Apt 1E

    Close
  • Heat/hot water

    Entire building

    Oct 4, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Oct 2, 2024 · Apt BLDG

    Close
  • Paint/plaster

    Wall

    Oct 29, 2023 · Apt 3R

    Close
  • Electric

    No lighting

    Oct 29, 2023 · Apt 3R

    Close
  • Unsanitary condition

    Pests

    Oct 29, 2023 · Apt 3R

    Close
Show 40 more ↓
  • Flooring/stairs

    Floor

    Oct 29, 2023 · Apt 3R

    Close
  • Paint/plaster

    Wall

    Oct 29, 2023 · Apt 3R

    Close
  • Heat/hot water

    Apartment only

    Jan 22, 2016 · Apt 3F

    Close
  • Heating

    Heat related

    Oct 14, 2012 · Apt 1R

    Close
  • Heating

    Heat related

    Aug 30, 2012 · Apt 1R

    Close
  • Heating

    Heat related

    Aug 30, 2012 · Apt 1R

    Close
  • General

    Mold

    Aug 8, 2012 · Apt 1

    Close
  • Plumbing

    Basin/sink

    Aug 8, 2012 · Apt 1

    Close
  • Plumbing

    Basin/sink

    Aug 8, 2012 · Apt 1

    Close
  • Electric

    Wiring

    Aug 8, 2012 · Apt 1

    Close
  • Appliance

    Electric/gas range

    Aug 8, 2012 · Apt 1

    Close
  • Electric

    Electric-supply

    Aug 8, 2012 · Apt 1

    Close
  • Plumbing

    Water-leaks

    Jul 25, 2012 · Apt 1FL

    Close
  • Paint/plaster

    Ceiling

    Jul 25, 2012 · Apt 1FL

    Close
  • Heating

    Heat related

    Jan 13, 2012 · Apt 2R

    Close
  • Heating

    Heat related

    Jan 29, 2010 · Apt 2R

    Close
  • Heating

    Heat related

    Jan 8, 2009 · Apt 2R

    Close
  • Heating

    Heat related

    Jan 21, 2008 · Apt BLDG

    Close
  • Paint/plaster

    Ceiling

    Aug 8, 2007 · Apt 1

    Close
  • Plumbing

    Sewer

    Aug 8, 2007 · Apt 1

    Close
  • Nonconst

    Rubbish

    Mar 24, 2007 · Apt 2R

    Close
  • Nonconst

    Rubbish

    Mar 24, 2007 · Apt 2R

    Close
  • General

    Stairs

    Mar 24, 2007 · Apt 2R

    Close
  • Heating

    Heat related

    Feb 22, 2007 · Apt 2R

    Close
  • Plumbing

    Radiator

    Sep 14, 2006 · Apt 2R

    Close
  • Paint/plaster

    Window/frame

    Sep 14, 2006 · Apt 2R

    Close
  • Electric

    Lighting

    Aug 25, 2006 · Apt 2R

    Close
  • General

    Stairs

    Aug 25, 2006 · Apt 2R

    Close
  • General

    Floor

    Aug 25, 2006 · Apt 2R

    Close
  • General

    Stairs

    Aug 25, 2006 · Apt 2R

    Close
  • Nonconst

    Rubbish

    Aug 25, 2006 · Apt 2R

    Close
  • General

    Windows

    Aug 25, 2006 · Apt 2R

    Close
  • General

    Floor

    Aug 25, 2006 · Apt 2R

    Close
  • General

    Stairs

    Aug 17, 2006 · Apt 2R

    Close
  • General

    Stairs

    Aug 17, 2006 · Apt 2R

    Close
  • Nonconst

    Rubbish

    Aug 17, 2006 · Apt 2R

    Close
  • Heating

    Heat related

    Aug 17, 2006 · Apt 2R

    Close
  • Electric

    Lighting

    Jul 19, 2005 · Apt 2R

    Close
  • Heating

    Heat related

    Jul 19, 2005 · Apt 2R

    Close
  • Nonconst

    Vermin

    Jul 19, 2005 · Apt 2R

    Close

Sales history

No recorded sales in our data

Sales come from the NYC Department of Finance rolling sales file.

Building details

Building type
Mixed residential and retail building (S5)
Year built
1931
Floors
3
Residential units
5
Building area
3,360 ft²
Lot area
1,240 ft²
Zoning
R6
Community board
304
Council district
37
Block / lot
3362 / 1
Assessed value
$400,500
Landmark / historic district
No

HPD registration #333732, last renewed Oct 23, 2025.

Questions about 591 Knickerbocker Avenue

Who owns 591 Knickerbocker Avenue?

The owner of record in NYC Department of City Planning PLUTO data is 591 Knickerbocker Avenue LLC.

Does 591 Knickerbocker Avenue have violations?

Yes. NYC HPD has recorded 81 housing violations at this property.

Is 591 Knickerbocker Avenue rent stabilized?

No rent-stabilized units appear in its 2018–2024 tax bills. Individual apartments can still be regulated, so request the rent history from NYS Homes and Community Renewal if unsure.

When was 591 Knickerbocker Avenue built?

City records list 1931 as the year it was built.

How many apartments are in 591 Knickerbocker Avenue?

It has 5 residential units and 6 units in total.

Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.