818 Knickerbocker Avenue
Brooklyn, NY 11207BBL 3-03418-0033Map
Owner of record: Jc Real Estate Development L.p.
818 Knickerbocker Avenue is a walk-up apartment building built in 1912 in Brooklyn, 11207. It has 6 residential units across 3 floors. The owner of record is Jc Real Estate Development L.p.. HPD has recorded 35 housing violations here, most recently on May 5, 2026. 19 of the 35 most recent violations are still open. City tax records listed 6 rent-stabilized apartments here in 2024.
- HPD violations
- 35
- DOB violations
- 9
- ECB violations
- 5
- HPD complaints
- 46
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 · 35
- 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.
May 5, 2026
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the bathroom located at apt 2a, 2nd story, 1st apartment from north at east
Oct 28, 2025 · Apt 2A
Open — Nov sent out - ANon-hazardous
Properly repair the source and abate the evidence of a water leak ceiling in the bathroom located at apt 2a, 2nd story, 1st apartment from north at east
Oct 28, 2025 · Apt 2A
Open — Nov sent out - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing/defective smoke detector as required by nspire nfpa standard 72 in the 4th room from east located at apt 2a, 2nd story, 1st apartment from north at east
Oct 28, 2025 · Apt 2A
Open — Nov sent out - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing/defective smoke detector as required by nspire nfpa standard 72 in the private hallway located at apt 2a, 2nd story, 1st apartment from north at east
Oct 28, 2025 · Apt 2A
Open — Nov sent out - BHazardous
Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules missing/defective smoke and carbon monoxide detector as required by nspire nfpa standard 72 in the private hallway located at apt 2a, 2nd story, 1st apartment from north at east
Oct 28, 2025 · Apt 2A
Open — Nov sent out - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing/defective smoke detector as required by nspire nfpa standard 72 in the 1st room from east located at apt 2b, 2nd story, 1st apartment from south at west
Oct 28, 2025 · Apt 2B
Open — Nov sent out - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing/defective smoke detector as required by nspire nfpa standard 72 in the 3rd room from east located at apt 2b, 2nd story, 1st apartment from south at west
Oct 28, 2025 · Apt 2B
Open — Nov sent out - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all walls and all ceilings in the entire apartment located at apt 2b, 1st apartment from south at west
Oct 28, 2025 · Apt 2B
Open — Nov sent out - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing/defective smoke detector as required by nspire nfpa standard 72 at all stories at public hall
Oct 28, 2025
Closed — Violation closed
Show 25 more ↓
- ANon-hazardous
Paint with light colored paint to the satisfaction of this department all walls and all ceilings in the entire apartment located at apt 2a, 2nd story, 1st apartment from north at east
Oct 28, 2025 · Apt 2A
Open — Nov sent out - BHazardous
Trace and repair the source and abate the visible mold condition... less than 10sq ft at ceiling in the bathroom located at apt 2b, 2nd story, 1st apartment from south at west original violation 18338214 issued 28-oct-25 has been upgraded to class b per administrative code 27-2017.3a(3)(a) or (b).
Oct 28, 2025 · Apt 2B
Closed — Violation dismissed - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing/defective smoke detector as required by nspire nfpa standard 72 in the 1st room from east located at apt 2a, 2nd story, 1st apartment from north at east
Oct 28, 2025 · Apt 2A
Open — Nov sent out - ANon-hazardous
Properly repair or replace the broken or defective wood closet door in the 4th room from east located at apt 2a, 2nd story, 1st apartment from north at east
Oct 28, 2025 · Apt 2A
Open — Nov sent out - ANon-hazardous
Trace and repair the source and abate the visible mold condition... less than 10sq ft at ceiling in the bathroom located at apt 2b, 2nd story, 1st apartment from south at west
Oct 28, 2025 · Apt 2B
Closed — Violation closed - CImmediately hazardous
Provide an adequate supply of heat for the apartment in the entire apartment located at apt 2b, 2nd story, 1st apartment from south at west
Nov 15, 2024 · Apt 2B
Open — Nov sent out - ANon-hazardous
Paint with light colored paint to the satisfaction of this department at ceiling at all walls in the entire apartment located at apt 2b, 2nd story, 1st apartment from east at south
Apr 28, 2023 · Apt 2B
Open — Nov sent out - 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.
Feb 25, 2022
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.
Apr 9, 2021
Closed — Violation dismissed - BHazardous
Properly repair the broken or defective door bell in the entrance located at apt 2a, 2nd story, 2nd apartment from west at north
Aug 11, 2020 · Apt 2A
Open — Nov sent out - 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.
Oct 18, 2018
Closed — Violation dismissed - CImmediately hazardous
Repair the roof so that it will not leak over ceiling in the 3rd room from east at north located at apt 3a, 3rd story, 1st apartment from north at east
Nov 28, 2015 · Apt 3A
Closed — Violation closed - BHazardous
Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. in the entire apartment located at apt 3a, 3rd story, 1st apartment from north at east
Nov 28, 2015 · Apt 3A
Open — Invalid certification - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 3a, 3rd story, 1st apartment from north at east
Nov 28, 2015 · Apt 3A
Open — Invalid certification - ANon-hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at west wall in the foyer located at apt 3a, 3rd story, 1st apartment from north at east
Nov 28, 2015 · Apt 3A
Open — Not complied with - ANon-hazardous
Paint with light colored paint to the satisfaction of this department at ceiling in the 3rd room from east at north located at apt 3a, 3rd story, 1st apartment from north at east
Nov 28, 2015 · Apt 3A
Open — Not complied with - BHazardous
Properly repair the broken or defective ceiling light fixture in the 3rd room from east at north located at apt 3a, 3rd story, 1st apartment from north at east
Nov 28, 2015 · Apt 3A
Open — Invalid certification - ANon-hazardous
§ 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, 1st story
Oct 23, 2015
Closed — Violation closed - ANon-hazardous
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
Oct 23, 2015
Closed — Violation closed - ANon-hazardous
Post a proper notice of smoke detector requirements, in a form approved by the commissioner, at or near the mail box missing at public hall, 1st story
Oct 23, 2015
Closed — Violation closed - CImmediately hazardous
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, 1st story
Oct 23, 2015
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 a minimum of 100 watts of incandescent light required. (light fixture present)
Jul 15, 2015
Closed — Violation closed - CImmediately hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 3rd room from north located at apt 3a, 3rd story, 1st apartment from south at west
Jun 13, 2015 · Apt 3A
Closed — Violation closed - BHazardous
Properly repair the broken or defective ceiling light fixture in the 3rd room from north located at apt 3a, 3rd story, 1st apartment from south at west
Jun 13, 2015 · Apt 3A
Closed — Violation closed - 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.
Feb 23, 2015
Closed — Violation dismissed
DOB building violations · 9
- Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 1, 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
Feb 13, 2004
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
Mar 16, 1999
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 · 5
- Hazardous
Failure to maintain exterior vuilding wall loose bulging stucco on east facade in danger of falling remedy:repair stucco remove loose sections safe
Nov 4, 2004
Resolve - Hazardous
Failure to maintain ext. bldg. wall.note:loose bulging stucco on east facade in danger of falling.remedy:maintain bldg wall.
Jul 14, 2004
Resolve - Hazardous
Failure to maintain exterior building wall. noted: (1) large section of exterior brick wall with stucco finish are loose, cracked buldging and in danger of falling onto side lot. (2) various section of wall co
Feb 20, 2004 · Penalty $2,500
Resolve - Non-hazardous
Failure to maintain exterior building wall. defect is: the stucco is cracked & spalling at the south wall at various locations. remedy: re-pair defects to exterior walls.
Jul 26, 1999 · Penalty $2,500
Resolve - Hazardous
Failure to maintain defect is loose stuko and defected brickwork at south bearing wall at various locations throughout, remedy,make safe immediately,obtain permits, maintain building
Jan 28, 1997
Resolve
Complaints
- Heat/hot water
Apartment only
Nov 14, 2024 · Apt 3A
Close - Water leak
Damp spot
Nov 14, 2024 · Apt 3A
Close - Paint/plaster
Wall
Nov 14, 2024 · Apt 3A
Close - Heat/hot water
Entire building
Nov 14, 2024 · Apt 2B
Close - Heat/hot water
Entire building
Nov 13, 2024 · Apt BLDG
Close - Heat/hot water
Entire building
Nov 12, 2024 · Apt 2B
Close - Heat/hot water
Entire building
Nov 10, 2024 · Apt 2B
Close - Heat/hot water
Apartment only
Dec 26, 2022 · Apt UNIT1
Close - Unsanitary condition
Mold
May 11, 2021 · Apt 2B
Close - General
Bell/buzzer/intercom
Aug 10, 2020 · Apt 2A
Close
Show 36 more ↓
- Plumbing
Bathtub/shower
Feb 14, 2018 · Apt 2B
Close - Plumbing
Toilet
Feb 14, 2018 · Apt 2B
Close - Plumbing
Toilet
Jan 11, 2018 · Apt 2B
Close - General
Bell/buzzer/intercom
Jun 12, 2017 · Apt 2A
Close - General
Bell/buzzer/intercom
Jun 12, 2017 · Apt 2A
Close - General
Bell/buzzer/intercom
May 30, 2017 · Apt 3A
Close - Outside building
Roofing
May 30, 2017 · Apt 3A
Close - Electric
Lighting
Oct 30, 2015 · Apt 3A
Close - Water leak
Slow leak
Oct 30, 2015 · Apt 3A
Close - Electric
Lighting
Jan 24, 2015 · Apt 3A
Close - Water leak
Slow leak
Jan 24, 2015 · Apt 3A
Close - Paint/plaster
Ceiling
Jan 12, 2009 · Apt 2R
Close - Paint/plaster
Ceiling
Jan 12, 2009 · Apt 2R
Close - Paint/plaster
Ceiling
Jan 12, 2009 · Apt 2R
Close - Paint/plaster
Ceiling
Jan 12, 2009 · Apt 2R
Close - General
Windows
Apr 30, 2008 · Apt 2L
Close - Paint/plaster
Ceiling
Apr 30, 2008 · Apt 2L
Close - Plumbing
Basin/sink
Apr 30, 2008 · Apt 2L
Close - General
Doors
Apr 30, 2008 · Apt 2L
Close - General
Windows
Jan 8, 2008 · Apt 2L
Close - Electric
Bell-buzzer/intercom
Jan 8, 2008 · Apt 2L
Close - General
Windows
Jan 8, 2008 · Apt 2L
Close - General
Cabinet
Jan 8, 2008 · Apt 2L
Close - Plumbing
Water-leaks
Jan 8, 2008 · Apt 2L
Close - Heating
Heat related
Nov 21, 2007 · Apt 2L
Close - Plumbing
Water-leaks
Oct 15, 2007 · Apt 1R
Close - Plumbing
Water-leaks
Jul 31, 2007 · Apt 3L
Close - General
Floor
Jul 31, 2007 · Apt 3L
Close - Plumbing
Water-leaks
Jul 31, 2007 · Apt 3L
Close - General
Ceramic-tile
Jul 31, 2007 · Apt 3L
Close - Plumbing
Bathtub/shower
Jul 31, 2007 · Apt 3L
Close - Plumbing
Basin/sink
Jul 31, 2007 · Apt 3L
Close - General
Floor
Jul 31, 2007 · Apt 3L
Close - Plumbing
Water-leaks
Jul 23, 2007 · Apt 1R
Close - Plumbing
Water-leaks
Jul 23, 2007 · Apt 1R
Close - Nonconst
Rubbish
Jul 23, 2007 · Apt 1R
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C2)
- Year built
- 1912
- Floors
- 3
- Residential units
- 6
- Building area
- 5,616 ft²
- Lot area
- 2,600 ft²
- Zoning
- R6
- Community board
- 304
- Council district
- 37
- Block / lot
- 3418 / 33
- Assessed value
- $577,800
- Landmark / historic district
- No
HPD registration #349875, last renewed Oct 9, 2025.
Questions about 818 Knickerbocker Avenue
Who owns 818 Knickerbocker Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Jc Real Estate Development L.p..
Does 818 Knickerbocker Avenue have violations?
Yes. NYC HPD has recorded 35 housing violations at this property.
Is 818 Knickerbocker Avenue rent stabilized?
NYC Department of Finance tax bills listed 6 rent-stabilized units here in 2024 (about 100% of its 6 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 818 Knickerbocker Avenue built?
City records list 1912 as the year it was built.
How many apartments are in 818 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.