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191 Knickerbocker Avenue

Brooklyn, NY 11237BBL 3-03166-0001Map

Owner of record: Diane Gonzalez

191 Knickerbocker Avenue is a mixed residential and retail building built in 1931 in Brooklyn, 11237. It has 4 residential units across 3 floors. The owner of record is Diane Gonzalez. HPD has recorded 28 housing violations here, most recently on May 5, 2026. 13 of the 28 most recent violations are still open.

HPD violations
28
DOB violations
32
ECB violations
23
HPD complaints
21

What to know

Concern
5 open Class C

Immediately hazardous issues among recent violations are still open.

Good
Last violation May 5, 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 · 28

  • 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
  • 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 20, 2025

    Closed — Violation dismissed
  • A

    Properly repair with similar material the broken or defective caulking around bathtub in the bathroom located at apt 3r, 3rd story, 1st apartment from east at south

    Jan 12, 2025 · Apt 3R

    Open — Nov sent out
  • A

    Repair the broken or defective plastered surfaces and paint in a uniform color around 1st window recess from south at west in the 4th room from east located at apt 3r, 3rd story, 1st apartment from east at south

    Jan 12, 2025 · Apt 3R

    Open — Nov sent out
  • A

    Properly repair or replace the broken or defective mailboxes ( 2l, 2r, 3r) at public hall, 1st story

    Jan 12, 2025

    Open — Nov sent out
  • 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 at public hall

    Jan 12, 2025

    Open — Nov sent out
  • 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

    Jan 12, 2025

    Open — Nov sent out
  • 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 missing at public hall

    Jan 12, 2025

    Open — Nov sent out
  • 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 missing at public hall

    Jan 12, 2025

    Open — Nov sent out
  • C

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

    Jan 12, 2025 · Apt 3R

    Closed — Violation closed
Show 18 more ↓
  • C

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

    Jan 12, 2025

    Closed — Violation closed
  • 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
  • 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
  • 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.

    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
  • 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 18, 2018

    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 24, 2017

    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, 2016

    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 9, 2015

    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 23, 2015

    Closed — Violation dismissed
  • C

    Replace with new the missing lower sash glass pane in the kitchen located at apt 3l, 3rd story, 1st apartment from west at north

    Apr 6, 2007 · Apt 3L

    Open — Nov certified late
  • A

    Paint with light colored paint to the satisfaction of this department written in error in the kitchen located at apt 3l, 3rd story, 1st apartment from west at north

    Apr 6, 2007 · Apt 3L

    Open — Nov sent out
  • A

    Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the 4th room from east, the 2nd room from east, the bathroom located at apt 3l, 3rd story, 1st apartment from west at north

    Apr 6, 2007 · Apt 3L

    Open — Nov sent out
  • C

    Correct the lead-based paint hazard - paint that tested positive for lead content and that is peeling or on a deteriorated subsurface - using work practices set forth in 28 rcny §11-06(b)(2) north wall, 1st window frame from north at east wall, 2nd window frame from north at east wall in the kitchen located at apt 3l, 3rd story, 1st apartment from west at north

    Apr 6, 2007 · Apt 3L

    Open — Defect letter issued
  • C

    Replace with new the broken or defective air valve at radiator in the 3rd room from east located at apt 3l, 3rd story, 1st apartment from west at north

    Jan 12, 2007 · Apt 3L

    Open — Nov certified late
  • C

    Replace with new the broken or defective wood windows frames in the 3rd room from east located at apt 3l, 3rd story, 1st apartment from west at north

    Jan 12, 2007 · Apt 3L

    Open — Nov certified late

DOB building violations · 32

  • Low pressure boiler boiler required

    Violation issued-failure to file 2024 external low pressure inspection

    Nov 14, 2025

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2023 external low pressure inspection

    Sep 23, 2024

    Dob violation - active
  • 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 2021 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

    Violation issued-failure to file 2022 external low pressure inspection

    Apr 25, 2023

    Dob violation - active
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Dec 22, 2021

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    May 26, 2021

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Feb 17, 2021

    Dob violation - dismissed
Show 22 more ↓
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Dec 23, 2020

    Dob violation - dismissed
  • Construction other optional

    Ftm bldg safe condn:all walls indep.entire bldg lean towards exp4.gap btwn exp2 wall&adj bldg.roof flash against exp2 bldg tearing/separatng exp4 wall bulg&lean out.water dmg@1flr joist,lean chim@exp2 rear.owner to retn nyspe to eval entre bld&rpr undr prmt.incl optical monitoring file plans for repairs by 1/15/21.begin by 2/15/21.complet by 9/15/21

    Nov 20, 2020

    Dob violation - active
  • Construction other optional

    Ftm bldg safe condn:1 story garage shared with w-f multiple dwelling brick wall @rear of garage in deteriorated condition with loose brick, sandy mortar and missing coping.water ponding on roof.owner to retain pe&dob reg contractor to evaluate garage and repair under permit.file plans by 1/15/2021.begin work by 2/15/2021.complete by 5/15/2021

    Nov 20, 2020

    Dob violation - active
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Oct 28, 2020

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Sep 2, 2020

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Sep 2, 2020

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2017 inspection report

    Nov 8, 2019

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2016 inspection report

    Apr 6, 2018

    Dob violation - dismissed
  • Construction other optional

    C-construction other optional

    Jan 12, 2018

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2015 inspection report

    Feb 24, 2017

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2014 inspection report

    Oct 1, 2015

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2013 inspection report

    Mar 3, 2015

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2012 inspection report

    May 15, 2014

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2011 inspection report

    Mar 1, 2013

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2010 inspection report

    Dec 13, 2011

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Lblvio-low pressure boiler boiler required

    Dec 31, 2009

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 3, 2008

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 19, 2007

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 6, 2006

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 31, 2005

    Dob violation - dismissed
  • Construction other optional

    C-construction other optional

    May 28, 1992

    Vpw*-violation unserved ecb-work without permit-dismissed
  • Construction other optional

    C-construction other optional

    Oct 4, 1989

    Dob violation - active

ECB violations · 23

  • Class - 2

    Failure to comply with the commissioner's order contained in summons/violation#35586824l issued on 09/13/21 and to file a certificate of correction pursuant to 28-201.1 and 1rcny 102-01.failure to maintain w/bu

    Jan 20, 2022 · Penalty $625

    Resolve
  • Class - 2

    Failure to comply w/commissioner's order contained in summons/v35586824l issued9/13/21 &to file c/c pursuant to28-201.1&1rcny102-01.failure to maintain bldg in codecompliant manner comply w/commissioner's order

    Nov 16, 2021 · Penalty $1,250

    Resolve
  • Class - 1

    Failure to maintain bldg in code compliant manner: observed: at exp#1,(knickerbocker ave)bldg leaning/or uneven from property 181 jefferson street,seperated 0,80ft approx. also,at exp#1&4,on repaired facades fr

    Sep 13, 2021 · Penalty $625

    Resolve
  • Class - 2

    Failure to maitain bldg wall(s) or appurtenances.noted:exp4 wall pulling away from bldg-bldg outward.maintain bldg walls.

    Apr 12, 2021 · Penalty $3,125

    Resolve
  • Class - 1

    Failure to maintain building in code compliant manner.noted:building seem to be out of materials-seperating from adjoining properties.remedy:comply with code.

    Feb 26, 2021 · Penalty $625

    Resolve
  • Class - 1

    Failure to maintain bldg wall(s) or appurtenances.at the time of inspection & observe at the premise facing exp #2 the bldg is approx.6-8 inches separatingfrom adjacent at 181 knickerbocker ave(plumb leves)

    Nov 16, 2020 · Penalty $12,500

    Resolve
  • Class - 1

    Reissue previous ecb #35468091x failure to maintain building in code compliant manner noted at exp 1 along knickerbocker ave premises seperating beaming detached from adjoining property 181 knickerbocker ave le

    Sep 29, 2020

    Resolve
  • Class - 1

    Noted: observed building is approximately 8 inches out of plumb and leaning towards the south east elevation (jefferson street). should be further evaluated by a professional engineer., maintain exterior buildi

    Jul 31, 2020 · Penalty $6,250

    Resolve
  • Class - 1

    Failure to maintain bldg in code compliant manner. this bldg is leaning to the right-toward jefferson street. it's obviously out of plumb which makes it dangerous. it needs to be examined by an engineer w/exper

    Mar 26, 2020 · Penalty $6,250

    Resolve
  • Class - 1

    Failure to maintain building in-code compliant manner. at time of inspection observed a 3 story mixed use corner lot, building leaning toward jefferson street and away from neighboring building approximately 7"

    Jan 8, 2020 · Penalty $3,125

    Resolve
Show 13 more ↓
  • Class - 2

    15,34b,50,50a,50b. 50-boiler room light defective; 50a- debris in boiler room blocking safe inspection; 50b- debris in cellar ot boiler room and gas meters.

    Aug 29, 2017 · Penalty $2,500

    Active
  • Class - 2

    As per class 1 (b265) 28-303.7 failure to file a complete boiler inspection report as per dob records. submit a current b09 report.

    May 9, 2017 · Penalty $2,500

    Active
  • Class - 2

    B265 as per class (2) b265 28-303.7 failure to file a complete boilerinspection report as per dob records.

    Apr 25, 2017 · Penalty $2,500

    Active
  • Class - 2

    Electrical work w/o permit. observed at 2:40pm risers from basement going to various apts & store. #6 & w/o risers. remedy: obtain permit.

    Jul 18, 2014 · Penalty $800

    Resolve
  • Non-hazardous

    Work wothout a permit:installation of exterior door at ground level,ferrerson st side remedy:obtain necessary permit or restore premises tok prior legal condition

    May 5, 1994

    Resolve
  • Non-hazardous

    Work without a permit. remedy: obtain necerssary permits or restore premises to prior legal condition.

    Oct 4, 1989

    Resolve
  • Hazardous

    Failure to maintain. fire rating missing at rear store on walls and ceiling area in various locations. remedy: make necessary repairs to the satisfaction of this dept.

    Oct 4, 1989

    Resolve
  • Non-hazardous

    Work without a permit. remedy: obtain necessary permits or restore premises to prior legal condition.

    Oct 4, 1989 · Penalty $250

    Resolve
  • Non-hazardous

    Illegal use in a resdential distirct. operation of dispatch car service in an r-6 zone. remedy: discontinue illegal use.

    Oct 4, 1989

    Resolve
  • Non-hazardous

    Occupancy contrary to that allwowed by building department records remedy: discontinue illegal use.

    Oct 4, 1989

    Resolve
  • Non-hazardous

    Work without a permit. remedy: obtain a permit.

    Oct 4, 1989

    Resolve
  • Non-hazardous

    Work without a permit. erection of partions at rear of store creating office area and bathroom.

    Oct 4, 1989

    Resolve
  • Non-hazardous

    Failure to provide ventilation for bathroom 1st floor remedy: provide proper ventilation

    Oct 4, 1989

    Resolve

Complaints

  • Heat/hot water

    Apartment only

    Jan 9, 2025 · Apt 3R

    Close
  • Heat/hot water

    Apartment only

    Dec 23, 2024 · Apt 3R

    Close
  • Unsanitary condition

    Pests

    Aug 11, 2018 · Apt 2R

    Close
  • Heating

    Heat related

    Jan 4, 2012 · Apt BLDG

    Close
  • Paint/plaster

    Wall

    Jun 13, 2011 · Apt 2R

    Close
  • General

    Windows

    Jun 13, 2011 · Apt 2R

    Close
  • Plumbing

    Water-leaks

    Jun 13, 2011 · Apt 2R

    Close
  • Plumbing

    Water-leaks

    Jun 13, 2011 · Apt 2R

    Close
  • General

    Floor

    Apr 5, 2007 · Apt 3L

    Open
  • General

    Floor

    Apr 5, 2007 · Apt 3L

    Open
Show 11 more ↓
  • General

    Windows

    Apr 5, 2007 · Apt 3L

    Open
  • General

    Windows

    Apr 5, 2007 · Apt 3L

    Open
  • Paint/plaster

    Ceiling

    Apr 5, 2007 · Apt 3L

    Open
  • General

    Doors

    Apr 5, 2007 · Apt 3L

    Open
  • Electric

    Bell-buzzer/intercom

    Apr 5, 2007 · Apt 3L

    Open
  • Heating

    Heat related

    Jan 26, 2007 · Apt 3L

    Close
  • Plumbing

    Water-leaks

    Nov 8, 2006 · Apt 3L

    Close
  • Nonconst

    Vermin

    Nov 8, 2006 · Apt 3L

    Close
  • Nonconst

    Vermin

    Nov 8, 2006 · Apt 3L

    Close
  • General

    Floor

    Nov 8, 2006 · Apt 3L

    Close
  • General

    Floor

    Nov 8, 2006 · Apt 3L

    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 (S4)
Year built
1931
Floors
3
Residential units
4
Building area
5,800 ft²
Lot area
2,500 ft²
Zoning
R6
Community board
304
Council district
34
Block / lot
3166 / 1
Assessed value
$643,500
Landmark / historic district
No

HPD registration #349723, last renewed Dec 31, 2025.

Questions about 191 Knickerbocker Avenue

Who owns 191 Knickerbocker Avenue?

The owner of record in NYC Department of City Planning PLUTO data is Diane Gonzalez.

Does 191 Knickerbocker Avenue have violations?

Yes. NYC HPD has recorded 28 housing violations at this property.

Is 191 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 191 Knickerbocker Avenue built?

City records list 1931 as the year it was built.

How many apartments are in 191 Knickerbocker Avenue?

It has 4 residential units and 5 units in total.

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