800 Knickerbocker Avenue
Brooklyn, NY 11207BBL 3-03412-0038Map
Owner of record: 800 Knickerbocker LLC
800 Knickerbocker Avenue is a walk-up apartment building built in 1899 in Brooklyn, 11207. It has 6 residential units across 4 floors. The owner of record is 800 Knickerbocker LLC. HPD has recorded 25 housing violations here, most recently on May 5, 2026. 13 of the 25 most recent violations are still open. City tax records listed 6 rent-stabilized apartments here in 2019.
- HPD violations
- 25
- DOB violations
- 0
- ECB violations
- 14
- HPD complaints
- 45
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 · 25
- 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
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.
Nov 18, 2025
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.
Jun 10, 2025
Open — Nov sent out - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective frame at fire door at public hall, 2nd story
May 8, 2025
Closed — Violation closed - ANon-hazardous
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
May 8, 2025
Open — Nov sent out - ANon-hazardous
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
May 8, 2025
Open — Nov sent out - 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.
May 8, 2025
Open — Nov sent out - 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 that is missing at public hall, 1st story
May 8, 2025
Open — Nov sent out - ANon-hazardous
Post a proper notice of smoke detector requirements, in a form approved by the commissioner, at or near the mail box that is missing at public hall, 1st story
May 8, 2025
Open — Nov sent out - ANon-hazardous
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. at public hall, 1st story
May 8, 2025
Open — Nov sent out
Show 15 more ↓
- 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 that is missing at public hall, 1st story
May 8, 2025
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.
Nov 26, 2024
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 10, 2024
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.
Nov 17, 2023
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
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.
Nov 7, 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.
Feb 25, 2022
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.
Feb 25, 2022
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.
Apr 9, 2021
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
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 - 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 - 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 10, 2016
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.
Oct 9, 2015
Closed — Violation dismissed - 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 22, 2015
Closed — Violation dismissed
DOB building violations · 0
No DOB violations on record
ECB violations · 14
- Class - 1
Electrical work w/o permit. at the time of inspection on a active construction site w/partial stop work order in place contractor installing temporary construction fence in the rear of the property using electr
Jan 19, 2018
Resolve - Class - 1
Failure to institute/maintain safety equipment measures or temporary construction-no guardrails.at the time of inspection the contractor hadmissing guardrails on the 1st floor,near exposure #2(stairwell)and in
Jan 16, 2018
Resolve - Class - 2
Bc3307.3.2.failure to provide lot-line fence.at the time of inspectionthe contractor did not install lot line fence at exposures #2,#3,#4 toenclose his construction site.rem:comply with notice of violation.
Jan 16, 2018
Resolve - Class - 2
Bc28-104.7.1.bc1603.1(misc).architectural/structural plans are not adequate in that the plans are not complete and of sufficent clarity to indicate entire nature and extent of work.at the time of inspection the
Jan 16, 2018
Resolve - Non-hazardous
Use of illegal hardware,noted:at roof bulk head installed 3 dead bolt locks w/ no means for exit 1 of the dead bolts has a lock thru it w/ no key to open lock.remedy:remove illegal hardware & provide approved
Jul 10, 2007
Resolve - Hazardous
Residence altered as a dwelling for more than the legally approved #offamilies/dwelling units.note:on the 2nd fl created 1 sro,1 locked rm,1open rm & i denied access rm.the sro is comprised of 2rms w/a mother
Mar 3, 2007 · Penalty $3,050
Resolve - Hazardous
Failure to provide at least 2 means of egress from rm or space where required. note: on the 2nd fl created 1 sro, 1 open rm & 2 secured rms w/ separate tenants w/ no secondary means of egress provided to the
Mar 3, 2007 · Penalty $480
Resolve - Hazardous
Failure to maintain.note:due to water leaking from the 3rd fl the ceiling in the kitchen & bathroom has sustained damage.kitchen ceiling hascollapsed in an approx 4sq ft section w/a portion of the remainder see
Mar 3, 2007 · Penalty $800
Resolve - Hazardous
Failure to provide @ least 2 means of egress from rm or space where required.note: in creating 'singel rm occupancies' on the 2nd fl,no 2nd means of egress have been created for the tenant's of said floor.
Oct 2, 2006 · Penalty $1,200
Resolve - Hazardous
Residence altered as a dwelling for more than the legally approved # of dwelling units/fam.note:on the 2nd fl erected full height partitionscreating 3 sro's & 2 locked rms.the sro share a kitchen w/gas stove
Oct 2, 2006 · Penalty $5,300
Resolve
Show 4 more ↓
- Hazardous
Failure to comply w/an order of the commiss.to correct the violating condition of ecb#34518810j in that partitions have been erected creating single rms @ the 2nd fl level.a kitchen w/gas stove & a 3pc bthrm
Oct 2, 2006
Resolve - Hazardous
Resicence altered for occupancy as a dwelling for more than the legally approved # of families from:co-walk-up apt - 3 families to 1 apt & 1st fl,1 apt @ 3rd fl & 5 single rm occupancy @ 2nd fl w/ common kitche
May 5, 2006 · Penalty $20,500
Resolve - Hazardous
Work w/o permit:work noted:created 5 single rooms occupancy at 2nd fl w/ common kitchen & bathroom. remedy:restore premises to prior legal condtion immediately.
May 5, 2006 · Penalty $2,500
Resolve - Hazardous
Failure to provide at least 2 means of egress from rm or space where required. at 4 single rooms occupancy @ 2nd fl no 2nd means of egress due to created 5 single rooms occupancy instead of one apt
May 5, 2006 · Penalty $2,500
Resolve
Complaints
- Plumbing
Water supply
Dec 17, 2024 · Apt 4
Close - Plumbing
Basin/sink
Jun 21, 2024 · Apt 4
Close - Plumbing
Water supply
Aug 12, 2022 · Apt 1F
Close - Unsanitary condition
Pests
Aug 12, 2022 · Apt 4FL
Close - Nonconst
Smoke detector
Feb 23, 2012 · Apt 2F
Close - Nonconst
Carbon monoxide
Feb 23, 2012 · Apt 2F
Close - Heating
Heat related
Feb 24, 2009 · Apt 2
Close - Heating
Heat related
Feb 24, 2009 · Apt 2
Close - Nonconst
Vermin
Feb 24, 2009 · Apt 2
Close - Heating
Heat related
Jan 4, 2009 · Apt 3
Close
Show 35 more ↓
- General
Mold
Jan 4, 2009 · Apt 3
Close - General
Mold
Jan 4, 2009 · Apt 3
Close - Paint/plaster
Wall
Jan 4, 2009 · Apt 3
Close - Heating
Heat related
Jan 4, 2009 · Apt 3
Close - Heating
Heat related
Dec 21, 2008 · Apt 3
Close - Paint/plaster
Wall
Dec 21, 2008 · Apt 3
Close - Paint/plaster
Window/frame
Dec 21, 2008 · Apt 3
Close - Electric
Electric-supply
Jun 13, 2008 · Apt 3
Close - Plumbing
Radiator
Apr 20, 2008 · Apt 3
Close - Appliance
Electric/gas range
Apr 5, 2008 · Apt 3
Close - Paint/plaster
Wall
Mar 28, 2008 · Apt 3
Close - Paint/plaster
Wall
Mar 28, 2008 · Apt 3
Close - Nonconst
Vermin
Mar 28, 2008 · Apt 3
Close - Construction
Roof
Nov 20, 2007 · Apt PA
Close - Plumbing
Basin/sink
Jul 24, 2007 · Apt 3
Close - Nonconst
Carbon monoxide
Jul 24, 2007 · Apt 3
Close - Nonconst
Smoke detector
Jul 24, 2007 · Apt 3
Close - Paint/plaster
Wall
Jul 24, 2007 · Apt 3
Close - Plumbing
Basin/sink
Jul 24, 2007 · Apt 3
Close - General
Floor
Jul 24, 2007 · Apt 3
Close - Paint/plaster
Wall
Jul 24, 2007 · Apt 3
Close - General
Floor
Jul 24, 2007 · Apt 3
Close - Paint/plaster
Wall
Jul 13, 2007 · Apt 3FL
Close - Plumbing
Toilet
Jul 13, 2007 · Apt 3FL
Close - Plumbing
Basin/sink
Jul 13, 2007 · Apt 3FL
Close - General
Doors
Jul 13, 2007 · Apt 3FL
Close - Paint/plaster
Wall
Jun 13, 2007 · Apt 3
Close - Heating
Heat related
Jan 4, 2007 · Apt 3
Close - Heating
Heat related
Oct 27, 2006 · Apt 3
Close - Heating
Heat related
Oct 24, 2006 · Apt 2D
Close - Electric
Electric-supply
Oct 24, 2006 · Apt 2D
Close - General
Cooking gas
Oct 24, 2006 · Apt 2D
Close - General
Cooking gas
Oct 24, 2006 · Apt 2FL
Close - Heating
Heat related
Oct 24, 2006 · Apt 2FL
Close - General
Doors
May 5, 2006 · Apt 2D
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C2)
- Year built
- 1899
- Floors
- 4
- Residential units
- 6
- Building area
- 4,241 ft²
- Lot area
- 2,000 ft²
- Zoning
- R6
- Community board
- 304
- Council district
- 37
- Block / lot
- 3412 / 38
- Assessed value
- $525,150
- Landmark / historic district
- No
HPD registration #350128, last renewed Jan 20, 2026.
Questions about 800 Knickerbocker Avenue
Who owns 800 Knickerbocker Avenue?
The owner of record in NYC Department of City Planning PLUTO data is 800 Knickerbocker LLC.
Does 800 Knickerbocker Avenue have violations?
Yes. NYC HPD has recorded 25 housing violations at this property.
Is 800 Knickerbocker Avenue rent stabilized?
NYC Department of Finance tax bills listed 6 rent-stabilized units here in 2019 (about 100% of its 6 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 800 Knickerbocker Avenue built?
City records list 1899 as the year it was built.
How many apartments are in 800 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.