424 Hart Street
Brooklyn, NY 11221BBL 3-01596-0012Map
Owner of record: Q & O Estates INC
424 Hart Street is a walk-up apartment building built in 1899 in Brooklyn, 11221. It has 3 residential units across 2 floors. The owner of record is Q & O Estates INC. HPD has recorded 135 housing violations here, most recently on September 18, 2026. 34 of the 50 most recent violations are still open.
- HPD violations
- 135
- DOB violations
- 1
- ECB violations
- 13
- HPD complaints
- 123
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 · 135
- CImmediately hazardous
Abate the nuisance consisting of evidence of rats and all underlying causes creating the pest infestations, by using integrated pest management (ipm), eliminate all burrow entry and passageways, pest nests, holes, gaps or cracks in walls, ceilings, floors, fixing leaks and managing garbage in public areas. evidence found at front yard
Sep 18, 2026
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color spalding masonry at building entrance at north wall at public hall, 2nd story
Jul 11, 2026
Open — Nov sent out - CImmediately hazardous
Abate the nuisance consisting of evidence of rats and all underlying causes creating the pest infestations, by using integrated pest management (ipm), eliminate all burrow entry and passageways, pest nests, holes, gaps or cracks in walls, ceilings, floors, fixing leaks and managing garbage in public areas. evidence found at rats at front areaway, 2nd story
Jul 11, 2026
Open — Nov sent out - 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 = 2, wg to replace = 0, wg to repair = 0 in the entire apartment located at apt 3, 3rd story, 1st apartment from west at north
Jul 11, 2026 · Apt 3
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective ceramic floor tiles in the bathroom located at apt 3, 3rd story, 1st apartment from west at north
Jul 11, 2026 · Apt 3
Open — Nov sent out - BHazardous
Properly repair the source and abate the evidence of a water leak at south wall in the kitchen located at apt 3, 3rd story, 1st apartment from west at north
Jul 11, 2026 · Apt 3
Open — Nov sent out - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges in the entrance located at apt 3, 3rd story, 1st apartment from west at north
Jul 11, 2026 · Apt 3
Open — Nov sent out - CImmediately hazardous
Properly repair or replace the broken or defective doorlock in the entrance located at apt 3, 3rd story, 1st apartment from west at north
Jul 11, 2026 · Apt 3
Open — Nov sent out - BHazardous
Properly repair or replace the broken or defective electrical wall outlet at north wall inside closet at east wall in the entire apartment located at apt 3, 3rd story, 1st apartment from west at north
Jul 11, 2026 · Apt 3
Open — Nov sent out - BHazardous
Properly secure the loose sink in the kitchen located at apt 3, 3rd story, 1st apartment from west at north
Jul 11, 2026 · Apt 3
Open — Nov sent out
Show 40 more ↓
- 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 4, 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 19, 2025
Open — Info 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.
Jun 9, 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 27, 2024
Open — Info 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.
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 21, 2023
Open — Info nov sent out - BHazardous
Properly repair with similar material the broken or defective vinyl floor tiles in the kitchen located at apt 1, 1st story, 1st apartment from east at south
Jul 31, 2023 · Apt 1
Open — Nov sent out - BHazardous
Properly repair and abate unsafe electric wiring condition consisting of excessive extention cord in the 1st room from north located at apt 1, 1st story, 1st apartment from east at south
Jul 31, 2023 · Apt 1
Open — Nov sent out - BHazardous
Properly repair and abate unsafe electric wiring condition consisting of excessive extention cord in the 2nd room from north located at apt 1, 1st story, 1st apartment from east at south
Jul 31, 2023 · Apt 1
Open — Nov sent out - CImmediately hazardous
Properly repair with similar material the broken or defective fire retarding material at ceiling near the skylight at public hall, 2nd story
Jul 31, 2023
Open — Nov sent out - BHazardous
Properly repair or replace the broken or defective cracked covering at entire roof
Jul 31, 2023
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.
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 10, 2022
Open — Info 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
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
Open — Info 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.
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.
Apr 9, 2021
Open — Info 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 30, 2019
Open — Info nov sent out - CImmediately hazardous
Remove the illegal fastening consisting of 2 slide bolts with eyes arranged to be lockable from inside in the kitchen located at apt 1, 1st apartment from south at west
Oct 18, 2019 · Apt 1
Closed — Violation closed - CImmediately hazardous
M/d law abate the nuisance consisting of illegal gas tampering at apt a1 gas meter connected to boiler at cellar
Feb 16, 2019
Closed — Violation dismissed - CImmediately hazardous
Properly repair the broken or defective window balance at lower window sash in the 3rd room from east at north located at apt a6, 1st story, 1st apartment from east at south
Feb 16, 2019 · Apt A6
Closed — Violation dismissed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all walls, ceiling and baseboard through out in the entire apartment located at apt a6, 1st story, 1st apartment from east at south
Feb 16, 2019 · Apt A6
Closed — Violation dismissed - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt a6, 1st story, 1st apartment from east at south
Feb 16, 2019 · Apt A6
Closed — Violation dismissed - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt a6, 1st story, 1st apartment from east at south
Feb 16, 2019 · Apt A6
Closed — Violation dismissed - BHazardous
Fire egress defective. remove obstructing bars or unlawful gates from window to fire escape or provide approved type gate window guard installed at fire escape window in the kitchen located at apt 3, 2nd story, 2nd apartment from east at south
Feb 16, 2019 · Apt 3
Open — First no access to re- inspect violation - ANon-hazardous
Paint with light colored paint to the satisfaction of this department at ceiling near skylight at public hall, 2nd story
Feb 16, 2019
Open — First no access to re- inspect violation - BHazardous
Repair the roof so that it will not leak at ceiling near skylight at public hall, 2nd story
Feb 16, 2019
Open — First no access to re- inspect violation - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 3, 2nd story, 2nd apartment from east at south
Feb 16, 2019 · Apt 3
Open — First no access to re- inspect violation - 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 17, 2018
Open — Not complied with - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at ceiling and walls in the foyer located at bsmt-apt apt1, 1st bsmt-apt from south at west
Sep 27, 2018 · Apt APT1
Closed — Violation closed - CImmediately hazardous
Repair the roof so that it will not leak at skylight in the 2nd room from north located at apt 3, 2nd story, 1st apartment from north at east
Sep 27, 2018 · Apt 3
Open — First no access to re- inspect violation - 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 9, 2016
Closed — Violation dismissed - ANon-hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color all walls in the entire apartment located at apt 3, 3rd story, 1st apartment from north at east
Dec 9, 2015 · Apt 3
Closed — Violation closed - BHazardous
Abate the nuisance consisting of roaches in the entire apartment located at apt 3, 3rd story, 1st apartment from north at east
Dec 9, 2015 · Apt 3
Closed — Violation dismissed - BHazardous
Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 3, 3rd story, 1st apartment from north at east
Dec 9, 2015 · Apt 3
Closed — Violation closed - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 3, 3rd story, 1st apartment from north at east
Dec 9, 2015 · Apt 3
Closed — Violation closed - BHazardous
Fire egress defective. remove obstructing bars or unlawful gates from window to fire escape or provide approved type gate .. in the kitchen located at apt 3, 3rd story, 1st apartment from north at east
Dec 9, 2015 · Apt 3
Closed — Violation dismissed - BHazardous
Properly repair the broken or defective wood base cabinet doors in the bathroom located at apt 3, 3rd story, 1st apartment from north at east
Dec 9, 2015 · Apt 3
Closed — Violation closed - BHazardous
Properly secure the loose faucet at wash basin in the bathroom located at apt 3, 3rd story, 1st apartment from north at east
Dec 9, 2015 · Apt 3
Closed — Violation closed
DOB building violations · 1
- Fail to certify class 1 none
Failure to certify correction on immediately hazardous (class 1) ecb violation
Jan 13, 2011
Dob violation - dismissed
ECB violations · 13
- Class - 2
Failure to comply w/the comm's order to file a cofc w/the dob.respondent failed to comply w/the comm's order to correct the violating conditions and file a cofc pursuan to 28-204.2 nov#34687556k.rem:correct vio
Dec 22, 2010
Resolve - Class - 1
Failure to comply w/ comm's order to correct vio#34687556k for work w/o permit.1 class 'a' apt.no record of correction.comply w/ comm's order & obtain permit.
Oct 19, 2010
Resolve - Class - 1
Failure to correct conditions, cited in nov 34687556k for work done without a permit. (class "a" apt). remedy: correct conditions cited
Jun 30, 2010
Resolve - Class - 1
Failure to correct conditions cited in nov 34687556k for work done w/oa permit. remedy: correct conditions cited.
Jan 13, 2010
Resolve - Class - 1
Failure to comply w/commissioner's order to correct vio #34687556k forwork w/o permit no record of correction remedy:comply w/comm's order and obtain permit
Aug 20, 2009
Resolve - Class - 2
Failure to comply w/commissioner's order to file a cofc for vio #3468 7556k remedy:file cofc
Aug 20, 2009
Resolve - Class - 1
Failure to comply with the commissioners order to obtain a permit per violation #34687556k, issued 08/04/08 for "work without permit" thruout. rem: comply with commissioners order.
Mar 5, 2009
Resolve - Class - 2
Failure to maintain bldg walls or appurt. note:front of bldg bsmt window has missing broken glass & is open to element at bsmt remedy:replace window glass
Jan 31, 2009 · Penalty $2,500
Active - Class - 2
Residence altered for occupancy as a dwelling for more than the legally approved number of families noted dept of records classifies bldg as 2 families bldg now altered reconfigured for 4 family dwelling
Aug 4, 2008 · Penalty $6,000
Active - Class - 1
Work w/o a permit work noted partition erected thruout such that 2nd fl subdivided into 2 class a apt at 1st rear room entry to interior hallway are sealed 1st fl class a apart created plumbing line installed
Aug 4, 2008
Resolve
Show 3 more ↓
- Class - 1
Occupancy contrary to that allowed by c of o and dob records. class a apt created at basement. partitions erected creating rooms kitchen andbthrm fixtures present. remedy: discontinue illegal use of amended c o
Jul 29, 2008 · Penalty $12,000
Active - Non-hazardous
Dwelling converted from 2 family to 3 family noted at basement level created apt with bathroom and kitchen remedy: discontinue illegal use or amend c of o
May 28, 2008 · Penalty $2,500
Active - Hazardous
Failure to maintain bldg noted rotten fl joists below bathroom in basement level makes danger for tenants living in basement level stpes leading to the cellar cracked and broreu remedy: maintain bldg make safe
May 28, 2008 · Penalty $2,500
Active
Complaints
- Heat/hot water
Apartment only
Oct 23, 2026 · Apt 3
Open - Water leak
Slow leak
Oct 23, 2026 · Apt 2
Open - Plumbing
Toilet
Oct 23, 2026 · Apt 2
Open - Heat/hot water
Entire building
Oct 23, 2026 · Apt 2
Open - Heat/hot water
Entire building
Oct 17, 2026 · Apt 3
Close - Electric
Outlet/switch
Jul 8, 2026 · Apt 3
Open - Plumbing
Basin/sink
Jul 8, 2026 · Apt 3
Open - Appliance
Electric/gas range
Jul 8, 2026 · Apt 3
Open - Safety
Window guard broken/missing
Jul 8, 2026 · Apt 3
Close - Unsanitary condition
Garbage/recycling storage
Jun 30, 2026 · Apt 3
Close
Show 40 more ↓
- Unsanitary condition
Pests
Jun 30, 2026 · Apt 3
Close - Appliance
Electric/gas range
Jun 30, 2026 · Apt 3
Close - Flooring/stairs
Floor
Jun 30, 2026 · Apt 3
Close - Unsanitary condition
Mold
Jun 30, 2026 · Apt 3
Close - General
Cabinet
Jun 30, 2026 · Apt 3
Close - Electric
Outlet/switch
Jun 30, 2026 · Apt 3
Close - Safety
Window guard broken/missing
Jun 30, 2026 · Apt 3
Close - Heat/hot water
Apartment only
Nov 30, 2020 · Apt 2
Close - Plumbing
Bathtub/shower
Dec 3, 2015 · Apt 3
Close - Plumbing
Toilet
Dec 3, 2015 · Apt 3
Close - Appliance
Electric/gas range
Dec 3, 2015 · Apt 3
Close - Outside building
Skylight
Dec 3, 2015 · Apt 3
Close - Unsanitary condition
Pests
Dec 3, 2015 · Apt 3
Close - Electric
Electric-supply
Nov 3, 2012 · Apt 3
Close - Heating
Heat related
Nov 3, 2012 · Apt 3
Close - Heating
Heat related
Nov 3, 2012 · Apt 3
Close - General
Locks
Oct 27, 2012 · Apt 3
Close - Electric
Wiring
Oct 27, 2012 · Apt 3
Close - Electric
Electric-supply
Oct 27, 2012 · Apt 3
Close - Nonconst
Rubbish
Oct 18, 2012 · Apt 3
Close - Electric
Wiring
Oct 18, 2012 · Apt 3
Close - Electric
Wiring
Oct 18, 2012 · Apt 3
Close - Heating
Heat related
Oct 18, 2012 · Apt 3
Close - Nonconst
Vermin
Oct 18, 2012 · Apt 3
Close - General
Doors
Oct 18, 2012 · Apt 3
Close - Electric
Wiring
Oct 18, 2012 · Apt 3
Close - General
Mold
Sep 13, 2011 · Apt 1
Close - Paint/plaster
Wall
Sep 13, 2011 · Apt 1
Close - Plumbing
Water-leaks
Sep 13, 2011 · Apt 1
Close - General
Windows
Sep 13, 2011 · Apt 1
Close - General
Windows
Sep 13, 2011 · Apt 1
Close - Nonconst
Rubbish
Sep 13, 2011 · Apt 1
Close - Nonconst
Vermin
Sep 13, 2011 · Apt 1
Close - Nonconst
Vermin
Aug 12, 2011 · Apt 3
Close - Nonconst
Vermin
Aug 12, 2011 · Apt 3
Close - Nonconst
Rubbish
Aug 12, 2011 · Apt 3
Close - Nonconst
Vermin
Aug 12, 2011 · Apt 3
Close - Nonconst
Vermin
Aug 12, 2011 · Apt 3
Close - Nonconst
Vermin
Aug 12, 2011 · Apt 3
Close - Nonconst
Vermin
Aug 12, 2011 · Apt 3
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C0)
- Year built
- 1899
- Floors
- 2
- Residential units
- 3
- Building area
- 2,220 ft²
- Lot area
- 1,850 ft²
- Zoning
- R6B
- Community board
- 303
- Council district
- 36
- Block / lot
- 1596 / 12
- Assessed value
- $72,120
- Landmark / historic district
- No
HPD registration #367808, last renewed Jul 21, 2009.
Questions about 424 Hart Street
Who owns 424 Hart Street?
The owner of record in NYC Department of City Planning PLUTO data is Q & O Estates INC.
Does 424 Hart Street have violations?
Yes. NYC HPD has recorded 135 housing violations at this property.
Is 424 Hart Street 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 424 Hart Street built?
City records list 1899 as the year it was built.
How many apartments are in 424 Hart Street?
It has 3 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.