871 Knickerbocker Avenue
Brooklyn, NY 11207BBL 3-03431-0003Map
Owner of record: Fannie Mae
871 Knickerbocker Avenue is a walk-up apartment building built in 1906 in Brooklyn, 11207. It has 6 residential units across 3 floors. The owner of record is Fannie Mae. HPD has recorded 89 housing violations here, most recently on June 10, 2025. 13 of the 50 most recent violations are still open.
- HPD violations
- 89
- DOB violations
- 22
- ECB violations
- 1
- HPD complaints
- 224
What to know
Immediately hazardous issues among recent violations are still open.
Date of the most recent HPD inspection that found a problem.
No balance due on recent ECB violations.
Rent stabilization
No rent-stabilized units in 2018–2024 tax bills
Violations
Most recent first. Showing up to 50 per agency.
HPD housing violations · 89
- ANon-hazardous
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 - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 3b, 3rd story, 1st apartment from west at north
May 9, 2025 · Apt 3B
Open — Nov sent out - CImmediately hazardous
Provide ready access to buildings heating system boiler room door locked. at 2nd boiler room from north, 3rd story
May 9, 2025
Open — Nov sent out - CImmediately hazardous
Provide hot water at all hot water fixtures in the kitchen located at apt 3f, 3rd story, 1st apartment from west at north
May 5, 2025 · Apt 3F
Open — Nov sent out - CImmediately hazardous
Provide ready access to buildings heating system locked door at east at public hall, 1st story
May 5, 2025
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling and west wall in the 1st room from east at south located at apt 3b, 3rd story, 1st apartment from north at east
May 30, 2024 · Apt 3B
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective caulking around bathtub in the bathroom located at apt 3b, 3rd story, 1st apartment from north at east
May 30, 2024 · Apt 3B
Open — Nov sent out - BHazardous
Repair or replace the carbon monoxide detecting device(s). defective in the entire apartment located at apt 3b, 3rd story, 1st apartment from north at east
May 30, 2024 · Apt 3B
Open — Nov sent out - BHazardous
Repair or replace the smoke detector defective in the entire apartment located at apt 3b, 3rd story, 1st apartment from north at east
May 30, 2024 · Apt 3B
Open — Nov sent out - BHazardous
Repair the roof so that it will not leak over ceiling in the kitchen located at apt 3b, 3rd story, 1st apartment from west at north
Jul 26, 2023 · Apt 3B
Closed — Violation dismissed
Show 40 more ↓
- BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the kitchen located at apt 3b, 3rd story, 1st apartment from west at north
Jul 26, 2023 · Apt 3B
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 1st room from north located at apt 3b, 3rd story, 1st apartment from west at north
Jul 26, 2023 · Apt 3B
Closed — Violation dismissed - BHazardous
Repair the roof so that it will not leak over ceiling in the 2nd room from north located at apt 3b, 3rd story, 1st apartment from west at north
Jul 26, 2023 · Apt 3B
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 2nd room from north located at apt 3b, 3rd story, 1st apartment from west at north
Jul 26, 2023 · Apt 3B
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective caulking around the bathtub in the bathroom located at apt 3b, 3rd story, 1st apartment from west at north
Jul 26, 2023 · Apt 3B
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective caulking around the wash basin in the bathroom located at apt 3b, 3rd story, 1st apartment from west at north
Jul 26, 2023 · Apt 3B
Closed — Violation dismissed - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 3b, 3rd story, 1st apartment from west at north
Jul 26, 2023 · Apt 3B
Closed — Violation dismissed - BHazardous
Repair or replace the smoke detector defective in the entire apartment located at apt 3b, 3rd story, 1st apartment from west at north
Jul 26, 2023 · Apt 3B
Closed — Violation dismissed - BHazardous
Repair or replace the carbon monoxide detecting device(s). defective in the entire apartment located at apt 3b, 3rd story, 1st apartment from west at north
Jul 26, 2023 · Apt 3B
Closed — Violation dismissed - ANon-hazardous
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 - ANon-hazardous
Trace and repair the source and abate the visible mold condition... approx 3 sq ft at ceiling in the 1st room from north located at apt 1l, 1st story, 1st apartment from west at north
Sep 16, 2021 · Apt 1L
Closed — Violation closed - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 1l, 1st story, 1st apartment from west at north
Sep 16, 2021 · Apt 1L
Open — Nov certified late - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 1l, 1st story, 1st apartment from west at north
Sep 16, 2021 · Apt 1L
Open — Nov certified late - BHazardous
Trace and repair the source and abate the visible mold condition... approx 3 sq ft at ceiling in the 1st room from north located at apt 1l, 1st story, 1st apartment from west at north original violation 14557820 issued 16-sep-21 has been upgraded to class b per administrative code §27-2017.3a(3)(a) or (b).
Sep 16, 2021 · Apt 1L
Open — First no access to re- inspect violation - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 2f2r, 2nd story
Jun 19, 2019 · Apt 2F2R
Closed — Violation closed - CImmediately hazardous
Provide a safe and adequate supply of electric service to the fixtures at ceiling in the entire apartment located at apt 2b, 2nd story, 1st apartment from north at east
May 28, 2019 · Apt 2B
Open — Nov sent out - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 2f, 2nd story, apartment at north
May 28, 2019 · Apt 2F
Closed — Violation closed - BHazardous
Properly repair and abate unsafe electric wiring condition consisting of exposed electrical wires on hot water heater in boiler closet at public hall , 2nd story
May 28, 2019
Closed — Violation dismissed - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 2b, 2nd story, 1st apartment from north at east
May 28, 2019 · Apt 2B
Closed — Violation closed - BHazardous
Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the front yard
May 27, 2019
Closed — Violation closed - CImmediately hazardous
Provide ready access to buildings heating system door locked at cellar
May 9, 2019
Open — Nov certified late - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 2f, 2nd story, 1st apartment from south at west
May 9, 2019 · Apt 2F
Closed — Violation closed - BHazardous
Provide adequate lighting at or near the outside of the front entranceway of the building and keep same burning from sunset every day to sunrise on the day following 100 watts incandescent at front entrance way
Feb 26, 2018
Closed — Violation closed - BHazardous
Provide adequate light of not less than 60 watts incandescent or equivalent illumination at public hall, 1st story
Feb 26, 2018
Closed — Violation dismissed - BHazardous
Provide adequate light of not less than 60 watts incandescent or equivalent illumination at public hall, 2nd story
Feb 26, 2018
Closed — Violation dismissed - BHazardous
Provide adequate light of not less than 60 watts incandescent or equivalent illumination at public hall, 3rd story
Feb 26, 2018
Closed — Violation dismissed - IInformation / order
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 - BHazardous
Properly repair the broken or defective locking mechanism at entrance door to apartment located at apt 1l, 1st story, 1st apartment from west at north
Apr 19, 2017 · Apt 1L
Closed — Violation closed - BHazardous
Repair or replace the smoke detector inoperative located at apt 1l, 1st story, apartment at north
Mar 12, 2017 · Apt 1L
Closed — Violation closed - BHazardous
Repair or replace the carbon monoxide detecting device(s). inoperative located at apt 1l, 1st story, apartment at north
Mar 12, 2017 · Apt 1L
Closed — Violation closed - CImmediately hazardous
Provide a safe and adequate supply of electric service to the fixtures in the entire apartment located at apt 3f, 3rd story, 1st apartment from south at west
Jun 15, 2016 · Apt 3F
Closed — Violation dismissed - CImmediately hazardous
Provide ready access to buildings heating system locked door to cellar at public hall, 1st story
Jun 15, 2016
Closed — Violation closed - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 3f, 3rd story, 1st apartment from south at west
Jun 15, 2016 · Apt 3F
Closed — Violation closed - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 3f, 3rd story, 1st apartment from south at west
Apr 4, 2016 · Apt 3F
Closed — Violation dismissed - CImmediately hazardous
Provide ready access to buildings heating system door locked to hot water tank located at storage room at public hall, 3rd story
Apr 4, 2016
Closed — Violation dismissed - CImmediately hazardous
Provide a safe and adequate supply of electric service to the fixtures at ceiling in the entire apartment located at apt 3f, 3rd story, 1st apartment from south at west
Apr 4, 2016 · Apt 3F
Closed — Violation dismissed - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 3f, 3rd story, apartment at west
Jan 3, 2016 · Apt 3F
Closed — Violation dismissed - CImmediately hazardous
Provide a safe and adequate supply of electric service to the fixtures ... in the entire apartment located at apt 3f, 3rd story, apartment at west
Jan 3, 2016 · Apt 3F
Closed — Violation closed - CImmediately hazardous
Provide an adequate supply of heat from an approved central heating system, or an approved system of gas or electrical heating in good operating condition for the dwelling unit in the entire apartment located at apt 3f, 3rd story, apartment at west
Jan 3, 2016 · Apt 3F
Closed — Violation closed - BHazardous
Provide a safe and adequate supply of electric service to the fixtures entire apt. in the entire apartment located at apt 3f, 3rd story, apartment at north
Dec 30, 2015 · Apt 3F
Closed — Violation dismissed
DOB building violations · 22
- 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 for failure to file annual boiler 2016 inspection report
Apr 6, 2018
Dob violation - dismissed - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2015 inspection report
Feb 24, 2017
Dob violation - dismissed - Plumbing none
Access to premises to inspect work under application #320698367 was denied. stop all work
Jun 28, 2016
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
Show 12 more ↓
- Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 31, 2005
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Mar 26, 2002
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Feb 27, 2001
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Feb 7, 2000
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Mar 16, 1999
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
May 4, 1998
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Sep 16, 1997
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Feb 10, 1997
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Aug 29, 1995
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jun 1, 1994
Dob violation - dismissed - 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 - dismissed
ECB violations · 1
- Class - 2
As per class 2 (b265) 28-303.7 failure to file a complete boiler inspection report as per dob records. submit a current b09 report.
May 16, 2017 · Penalty $1,250
Resolve
Complaints
- Heat/hot water
Apartment only
Jun 22, 2026 · Apt 2B
Close - Electric
No lighting
Jan 31, 2026 · Apt BLDG
Close - Heat/hot water
Apartment only
May 9, 2025 · Apt 3B
Close - Heat/hot water
Apartment only
May 9, 2025 · Apt 3B
Close - Heat/hot water
Apartment only
May 9, 2025 · Apt 2B
Close - Heat/hot water
Apartment only
May 7, 2025 · Apt 3B
Close - Heat/hot water
Apartment only
May 4, 2025 · Apt 2FT
Close - Heat/hot water
Apartment only
May 3, 2025 · Apt 3F
Close - Heat/hot water
Apartment only
May 3, 2025 · Apt 3B
Close - Heat/hot water
Apartment only
Feb 14, 2025 · Apt 3B
Close
Show 40 more ↓
- General
Janitor/super
Feb 14, 2025 · Apt 3B
Close - Unsanitary condition
Mold
Feb 14, 2025 · Apt 3B
Close - Door/window
Door
Feb 14, 2025 · Apt 3RDFLO
Close - Plumbing
Water supply
Jan 22, 2025 · Apt 2B
Close - Water leak
Heavy flow
Apr 3, 2024 · Apt 3B
Close - Water leak
Heavy flow
Mar 7, 2024 · Apt 3B
Close - Water leak
Slow leak
Mar 7, 2024 · Apt 3B
Close - Water leak
Slow leak
May 1, 2023 · Apt 3B
Close - General
Bell/buzzer/intercom
Oct 27, 2022 · Apt 3F
Close - Door/window
Door
Oct 27, 2022 · Apt 3F
Close - Door/window
Door
Oct 27, 2022 · Apt 3F
Close - Paint/plaster
Wall
Sep 11, 2021 · Apt 1L
Close - Door/window
Door
Sep 11, 2021 · Apt 1L
Close - Unsanitary condition
Pests
Sep 11, 2021 · Apt 1L
Close - Unsanitary condition
Pests
Sep 11, 2021 · Apt 1L
Close - Water leak
Slow leak
Sep 11, 2021 · Apt 1L
Close - Unsanitary condition
Mold
Sep 11, 2021 · Apt 1L
Close - Unsanitary condition
Garbage/recycling storage
Sep 11, 2021 · Apt 1L
Close - Heat/hot water
Apartment only
Dec 20, 2019 · Apt 2RF
Close - Electric
Wiring
Dec 14, 2019 · Apt 1LBASE
Close - Water leak
Heavy flow
Dec 14, 2019 · Apt 1LBASE
Close - Heat/hot water
Entire building
Jun 21, 2019 · Apt 2F
Close - Electric
No lighting
Jun 21, 2019 · Apt 2F
Close - Heat/hot water
Apartment only
Jun 18, 2019 · Apt 2F2R
Close - Heat/hot water
Apartment only
Jun 1, 2019 · Apt 2F2R
Close - Heat/hot water
Entire building
May 28, 2019 · Apt BLDG
Close - Heat/hot water
Apartment only
May 27, 2019 · Apt 2L2F
Close - Heat/hot water
Apartment only
May 25, 2019 · Apt 2F2R
Close - Heat/hot water
Entire building
May 10, 2019 · Apt 1R
Close - Heat/hot water
Apartment only
May 8, 2019 · Apt 2F
Close - Safety
Smoke detector
Nov 20, 2018 · Apt 2B
Close - Unsanitary condition
Mold
Nov 20, 2018 · Apt 2B
Close - Electric
No lighting
Feb 22, 2018 · Apt BLDG
Close - Door/window
Door
May 24, 2017 · Apt 1L
Close - Door/window
Door
May 24, 2017 · Apt 1L
Close - General
Cooking gas
May 24, 2017 · Apt 1L
Close - Door/window
Door
Apr 17, 2017 · Apt 1L
Close - Appliance
Electric/gas range
Apr 17, 2017 · Apt 1L
Close - Unsanitary condition
Garbage/recycling storage
Apr 7, 2017 · Apt 1L
Close - Plumbing
Sewer
Apr 7, 2017 · Apt 1L
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C2)
- Year built
- 1906
- Floors
- 3
- Residential units
- 6
- Building area
- 4,875 ft²
- Lot area
- 2,500 ft²
- Zoning
- R6
- Community board
- 304
- Council district
- 37
- Block / lot
- 3431 / 3
- Assessed value
- $430,200
- Landmark / historic district
- No
HPD registration #349265, last renewed Mar 12, 2026.
Questions about 871 Knickerbocker Avenue
Who owns 871 Knickerbocker Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Fannie Mae.
Does 871 Knickerbocker Avenue have violations?
Yes. NYC HPD has recorded 89 housing violations at this property.
Is 871 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 871 Knickerbocker Avenue built?
City records list 1906 as the year it was built.
How many apartments are in 871 Knickerbocker Avenue?
It has 6 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.