711 Knickerbocker Avenue
Brooklyn, NY 11221BBL 3-03392-0010Map
Owner of record: 711 NYC LLC
711 Knickerbocker Avenue is a mixed residential and retail building built in 1910 in Brooklyn, 11221. It has 6 residential units across 4 floors. The owner of record is 711 NYC LLC. HPD has recorded 234 housing violations here, most recently on June 30, 2025. 9 of the 50 most recent violations are still open. City tax records listed 4 rent-stabilized apartments here in 2024.
- HPD violations
- 234
- DOB violations
- 9
- ECB violations
- 1
- HPD complaints
- 138
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
Counts come from owners' rent-stabilization filings shown on NYC Department of Finance tax bills, as extracted by JustFix. They tell you a building has stabilized apartments, not which ones.
Think your apartment is stabilized? Request its rent history from HCR (free), then check your renewal with the renewal calculator.
Violations
Most recent first. Showing up to 50 per agency.
HPD housing violations · 234
- BHazardous
And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes household items under drop ladder, fire escape at north
Jun 30, 2025
Closed — Violation dismissed - BHazardous
Trace and repair the source and abate the visible mold condition... at less than 10 sqft ceiling in the bathroom ceiling in the bathroom located at apt 3r, 3rd story, 1st apartment from north at east original violation 17907811 issued 20-may-25 has been upgraded to class b per administrative code 27-2017.3a(3)(a) or (b).
May 20, 2025 · Apt 3R
Open — First no access to re- inspect violation - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the bathroom , the 4th room from east, the foyer , the 1st room from east at north, the 1st room from east at south, the kitchen located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective wood floor in the 1st room from east at south located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Properly repair and abate unsafe electric wiring condition consisting of exposed electrical wire at south wall in the 1st room from east at south located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Replace with new the missing elertrical outlet cover at east wall in the 1st room from east at south located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - ANon-hazardous
Properly repair or replace the broken or defective base cabinet at washbasin in the bathroom located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective reglaze the potcelain paint at bathtub north wall in the bathroom located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - ANon-hazardous
Reset, so as to secure a proper and tight connection, the water closet bowl at west wall in the bathroom located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Properly repair or replace the broken or defective cracked electrical outlet, at south wall, in the bathroom located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed
Show 40 more ↓
- BHazardous
Repair the broken or defective connection at waste pipe underneath sink at east wall in the kitchen located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Remove all obstructions and repair all defects in at sink waste line in the kitchen located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective wood floor in the kitchen located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - ANon-hazardous
Refit wood door at, base cabinet, east wall, in the kitchen located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Repair or replace the smoke detector inoperative in the entire apartment located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - CImmediately hazardous
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 = 5, wg to replace = 0, wg to repair = 0 in the entire apartment located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at ceiling, north wall in the 4th room from east located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - CImmediately hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 4th room from east located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - CImmediately hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the bathroom located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - ANon-hazardous
Trace and repair the source and abate the visible mold condition... at less than 10 sqft ceiling in the bathroom ceiling in the bathroom located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the south wall in the 1st room from east at south located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Properly repair or replace the broken or defective gasket at refrigerator door in the kitchen located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Repair or replace the carbon monoxide detecting device(s). inoperative in the entire apartment located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Replace with new the missing wood door sadle at east door frame in the 4th room from east located at apt 3r, 3rd story, 1st apartment from north at east
May 20, 2025 · Apt 3R
Closed — Violation dismissed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the 3rd room from north located at apt 3r, 3rd story, 1st apartment from west at north
Nov 26, 2024 · Apt 3R
Closed — Violation dismissed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the bathroom , the 3rd room from north located at apt 3r, 3rd story, 1st apartment from west at north
Nov 26, 2024 · Apt 3R
Closed — Violation dismissed - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 3r, 3rd story, 1st apartment from west at north
Nov 26, 2024 · Apt 3R
Open — Invalid certification - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 3r, 3rd story, 1st apartment from west at north
Nov 26, 2024 · Apt 3R
Open — Invalid certification - BHazardous
Properly repair the source and abate the evidence of a water leak the ceiling in the bathroom located at apt 3r, 3rd story, 1st apartment from west at north
Nov 26, 2024 · Apt 3R
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at the south wall in the bathroom located at apt 3r, 3rd story, 1st apartment from west at north
Nov 26, 2024 · Apt 3R
Closed — Violation dismissed - BHazardous
Trace and repair the source and abate the visible mold condition... approximately 10 sqft at the ceiling in the bathroom located at apt 3r, 3rd story, 1st apartment from west at north
Nov 26, 2024 · Apt 3R
Open — First no access to re- inspect violation - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 4r, 4th story, 1st apartment from west at north
Apr 29, 2024 · Apt 4R
Closed — Violation closed - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 4r, 4th story, 1st apartment from west at north
Apr 29, 2024 · Apt 4R
Closed — Violation closed - BHazardous
Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 4r, 4th story, 1st apartment from west at north
Apr 29, 2024 · Apt 4R
Closed — Violation closed - BHazardous
Abate the infestation consisting of vermin the ceiling, south wall in the bathroom located at apt 3r, 3rd story, 1st apartment from west at north
Aug 9, 2023 · Apt 3R
Open — Nov sent out - ANon-hazardous
Paint with light colored paint to the satisfaction of this department the east wall in the 1st room from north at east located at apt 3r, 3rd story, 1st apartment from west at north
Aug 9, 2023 · Apt 3R
Open — Nov sent out - ANon-hazardous
Paint with light colored paint to the satisfaction of this department the east wall in the 1st room from north at west located at apt 3r, 3rd story, 1st apartment from west at north
Aug 9, 2023 · Apt 3R
Open — Nov sent out - ANon-hazardous
Paint with light colored paint to the satisfaction of this department the west wall in the private hallway located at apt 3r, 3rd story, 1st apartment from west at north
Aug 9, 2023 · Apt 3R
Open — Nov sent out - CImmediately hazardous
Correct the lead-based paint hazard - presumed lead paint that is peeling or on a deteriorated subsurface using work practices set forth in 28 rcny §11-06(b)(2) ceiling, south wall in the bathroom located at apt 3r, 3rd story, 1st apartment from west at north
Aug 9, 2023 · Apt 3R
Closed — Violation closed - CImmediately hazardous
Correct the lead-based paint hazard - presumed lead paint that is peeling or on a deteriorated subsurface using work practices set forth in 28 rcny §11-06(b)(2) east wall in the 1st room from north at east located at apt 3r, 3rd story, 1st apartment from west at north
Aug 9, 2023 · Apt 3R
Closed — Violation closed - CImmediately hazardous
Correct the lead-based paint hazard - presumed lead paint that is peeling or on a deteriorated subsurface using work practices set forth in 28 rcny §11-06(b)(2) east wall in the 1st room from north at west located at apt 3r, 3rd story, 1st apartment from west at north
Aug 9, 2023 · Apt 3R
Closed — Violation closed - CImmediately hazardous
Correct the lead-based paint hazard - presumed lead paint that is peeling or on a deteriorated subsurface using work practices set forth in 28 rcny §11-06(b)(2) west wall in the private hallway located at apt 3r, 3rd story, 1st apartment from west at north
Aug 9, 2023 · Apt 3R
Closed — Violation closed - BHazardous
Remove all encumbrances consisting of strollers at public hall, 1st story
Aug 9, 2023
Closed — Violation dismissed - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 3r, 3rd story, 1st apartment from west at north
Aug 9, 2023 · Apt 3R
Closed — Violation dismissed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the kitchen , the 4th room from north, the bathroom located at apt 3r, 3rd story, 1st apartment from west at north
Jul 21, 2023 · Apt 3R
Closed — Violation dismissed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective defective hinges in the entrance located at apt 3r, 3rd story, 1st apartment from west at north
Jul 21, 2023 · Apt 3R
Closed — Violation closed - CImmediately hazardous
Properly repair or replace the broken or defective window glass pane at lower sash first window from south at west in the kitchen located at apt 3r, 3rd story, 1st apartment from west at north
Jul 21, 2023 · Apt 3R
Open — Nov sent out - BHazardous
Repair the leaky and/or defective faucets at wash basin in the bathroom located at apt 3r, 3rd story, 1st apartment from west at north
Jul 21, 2023 · Apt 3R
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the kitchen located at apt 3r, 3rd story, 1st apartment from west at north
Jul 21, 2023 · Apt 3R
Closed — Violation dismissed
DOB building violations · 9
- 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 2017 inspection report
Nov 8, 2019
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 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 - Boiler boiler optional
31a/42c.....exposed wiring on oil burner
Sep 26, 1990
Vp*-violation unserved ecb- dismissed
ECB violations · 1
- Non-hazardous
No manual reset pressure control. draft adj. missing
Mar 2, 1989 · Penalty $250
Resolve
Complaints
- Water leak
Heavy flow
Feb 4, 2026 · Apt 4R
Close - Paint/plaster
Wall
Feb 4, 2026 · Apt 4R
Close - Paint/plaster
Ceiling
May 20, 2025 · Apt 3R
Close - Water leak
Slow leak
May 20, 2025 · Apt 3R
Close - Appliance
Refrigerator
May 20, 2025 · Apt 3R
Close - Plumbing
Bathtub/shower
May 20, 2025 · Apt 3R
Close - Water leak
Heavy flow
Nov 22, 2024 · Apt 3R
Close - Door/window
Window pane
Jul 20, 2023 · Apt 3R
Close - General
Cabinet
Jul 20, 2023 · Apt 3R
Close - Water leak
Heavy flow
Jul 20, 2023 · Apt 3R
Close
Show 40 more ↓
- Plumbing
Bathtub/shower
Feb 9, 2023 · Apt 3R
Close - Heat/hot water
Entire building
Jan 15, 2023 · Apt BLDG
Close - Heat/hot water
Entire building
Nov 27, 2021 · Apt 3R
Close - Safety
Window guard broken/missing
Apr 26, 2021 · Apt 3R
Close - Water leak
Heavy flow
Jan 15, 2019 · Apt 3R
Close - Paint/plaster
Ceiling
Mar 21, 2016 · Apt 3F
Close - Paint/plaster
Wall
Mar 21, 2016 · Apt 3F
Close - Paint/plaster
Wall
Mar 21, 2016 · Apt 3F
Close - Flooring/stairs
Floor
Mar 21, 2016 · Apt 3F
Close - Unsanitary condition
Pests
Mar 21, 2016 · Apt 3F
Close - Unsanitary condition
Pests
Mar 21, 2016 · Apt 3F
Close - Unsanitary condition
Garbage/recycling storage
Mar 21, 2016 · Apt BLDG
Close - Unsanitary condition
Pests
Apr 9, 2015 · Apt 2F
Close - Water leak
Heavy flow
Apr 9, 2015 · Apt 3R
Close - Safety
Window guard broken/missing
Apr 7, 2015 · Apt 4R
Close - General
Cabinet
Apr 7, 2015 · Apt 4R
Close - Plumbing
Basin/sink
Apr 7, 2015 · Apt 4R
Close - General
Ventilation system
Feb 26, 2015 · Apt 3R
Close - Unsanitary condition
Mold
Feb 26, 2015 · Apt 3R
Close - Safety
Window guard broken/missing
Feb 26, 2015 · Apt 3R
Close - Water leak
Heavy flow
Feb 26, 2015 · Apt 3R
Close - Electric
Lighting
Feb 26, 2015 · Apt 3R
Close - General
Ventilation system
Feb 26, 2015 · Apt 3R
Close - Paint/plaster
Wall
Feb 26, 2015 · Apt 3R
Close - Water leak
Heavy flow
Feb 25, 2015 · Apt 3R
Close - Unsanitary condition
Pests
Oct 20, 2014 · Apt 3F
Close - Door/window
Window frame
Oct 20, 2014 · Apt 4R
Close - Plumbing
Basin/sink
Oct 20, 2014 · Apt 4R
Close - General
Cabinet
Oct 20, 2014 · Apt 4R
Close - Door/window
Door
Oct 20, 2014 · Apt 4R
Close - General
Cabinet
Oct 20, 2014 · Apt 4R
Close - Unsanitary condition
Mold
Oct 20, 2014 · Apt 3F
Close - Plumbing
Bathtub/shower
Oct 20, 2014 · Apt 3F
Close - Paint/plaster
Wall
Oct 20, 2014 · Apt 3F
Close - Paint/plaster
Wall
Oct 20, 2014 · Apt 3F
Close - Unsanitary condition
Pests
Oct 20, 2014 · Apt 3F
Close - Plumbing
Bathtub/shower
Oct 20, 2014 · Apt 4R
Close - Unsanitary condition
Pests
Oct 20, 2014 · Apt 2R
Close - Water leak
Slow leak
Oct 20, 2014 · Apt 2F
Close - Safety
Window guard broken/missing
Oct 20, 2014 · Apt 2F
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Mixed residential and retail building (S5)
- Year built
- 1910
- Floors
- 4
- Residential units
- 6
- Building area
- 6,880 ft²
- Lot area
- 2,043 ft²
- Zoning
- R6
- Community board
- 304
- Council district
- 37
- Block / lot
- 3392 / 10
- Assessed value
- $691,200
- Landmark / historic district
- No
HPD registration #304733, last renewed Jul 23, 2025.
Questions about 711 Knickerbocker Avenue
Who owns 711 Knickerbocker Avenue?
The owner of record in NYC Department of City Planning PLUTO data is 711 NYC LLC.
Does 711 Knickerbocker Avenue have violations?
Yes. NYC HPD has recorded 234 housing violations at this property.
Is 711 Knickerbocker Avenue rent stabilized?
NYC Department of Finance tax bills listed 4 rent-stabilized units here in 2024 (about 67% of its 6 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 711 Knickerbocker Avenue built?
City records list 1910 as the year it was built.
How many apartments are in 711 Knickerbocker Avenue?
It has 6 residential units and 7 units in total.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.