306 Jefferson Street
Brooklyn, NY 11237BBL 3-03175-0019Map
Owner of record: 306 Jefferson Apts LLC
306 Jefferson Street is a walk-up apartment building built in 1931 in Brooklyn, 11237. It has 8 residential units across 4 floors. The owner of record is 306 Jefferson Apts LLC. HPD has recorded 66 housing violations here, most recently on September 29, 2025. 2 of the 50 most recent violations are still open.
- HPD violations
- 66
- DOB violations
- 14
- ECB violations
- 10
- HPD complaints
- 56
What to know
No open immediately-hazardous violations among recent records.
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 · 66
- BHazardous
Properly repair with similar material the broken or defective 1st concrete tread from bottom up at stoop building front , 1st story
Sep 29, 2025
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.
Jun 10, 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.
Apr 10, 2024
Closed — Violation dismissed - BHazardous
Properly repair or replace the broken or defective locking assembly at door in the entrance located at apt 2l, 2nd story, 2nd apartment from west at north
Jul 2, 2023 · Apt 2L
Closed — Violation closed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective leading to the basement at public hall, 1st story
Jul 2, 2023
Closed — Violation closed - BHazardous
Remove all encumbrances consisting of multiple bicycle at public hall, 1st story
Jul 2, 2023
Closed — Violation closed - 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
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 - BHazardous
Properly repair the source and abate the evidence of a water leak at east wall in the 1st room from east at north located at apt 2l, 2nd story, 1st apartment from west at north
Nov 13, 2021 · Apt 2L
Closed — Violation closed - ANon-hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the east wall in the 1st room from east at north located at apt 2l, 2nd story, 1st apartment from west at north
Nov 13, 2021 · Apt 2L
Closed — Violation closed
Show 40 more ↓
- ANon-hazardous
Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the 1st room from east at north located at apt 2l, 2nd story, 1st apartment from west at north
Nov 13, 2021 · Apt 2L
Closed — Violation closed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the foyer , the 3rd room from east located at apt 2l, 2nd story, 1st apartment from west at north
Nov 13, 2021 · Apt 2L
Closed — Violation closed - BHazardous
Trace and repair the source and abate the visible mold condition... approximately 6 sq.ft at window frame from north at east wall, east wall in the 1st room from east at north located at apt 2l, 2nd story, 1st apartment from west at north original violation 14679008 issued 13-nov-21 has been upgraded to class b per administrative code §27-2017.3a(3)(a) or (b).
Nov 13, 2021 · Apt 2L
Open — Violation will be reinspected - 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 = 3; wg to replace = 0; wg to repair = 0; in the entire apartment located at apt 2l, 2nd story, 1st apartment from west at north
Nov 13, 2021 · Apt 2L
Closed — Violation closed - ANon-hazardous
Trace and repair the source and abate the visible mold condition... approximately 6 sq.ft at 1st window frame from north at east wall, east wall in the 1st room from east at north located at apt 2l, 2nd story, 1st apartment from west at north
Nov 13, 2021 · Apt 2L
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.
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
Closed — Violation dismissed - BHazardous
Code: arrange and make self-closing the doors at vestibule at public hall, 1st story
Feb 19, 2019
Closed — Violation dismissed - 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
Feb 19, 2019
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.
Oct 18, 2018
Closed — Violation dismissed - BHazardous
Repair the roof so that it will not leak at ceiling at public hall, 4th story
Mar 21, 2018
Closed — Violation closed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling at public hall, 2nd story
Mar 21, 2018
Closed — Violation closed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department ceiling at public hall, 2nd story
Mar 21, 2018
Closed — Violation closed - BHazardous
Properly repair with similar material the broken or defective fire retardant ceiling at public hall, 4th story
Mar 21, 2018
Closed — Violation dismissed - 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 3l, 3rd story, apartment at west
Jul 3, 2016 · Apt 3L
Closed — Violation closed - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 3l, 3rd story, apartment at west
Jul 3, 2016 · Apt 3L
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 agency?s housing information guide. a sample notice can be found at www.nyc.gov/hpd. at public hall, 1st story
Jul 3, 2016
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 .. at public hall, 1st story
Jul 3, 2016
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 .. at public hall, 1st story
Jul 3, 2016
Closed — Violation closed - 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
Jul 3, 2016
Closed — Violation closed - ANon-hazardous
Section 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 .. at public hall, 1st story
Jul 3, 2016
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.
Oct 9, 2015
Closed — Violation dismissed - ANon-hazardous
Post and maintain a proper notice on wall of the entrance story in english and spanish on the availability of the agency?s housing information guide. a sample notice can be found at www.nyc.gov/hpd. at public hall, 1st story
Apr 24, 2015
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 - 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 2l, 2nd story, apartment at east
Jun 10, 2011 · Apt 2L
Closed — Violation closed - BHazardous
Repair or replace the smoke detector defective in the entire apartment located at apt 2l, 2nd story, apartment at east
Jun 10, 2011 · Apt 2L
Closed — Violation dismissed - BHazardous
Properly repair the broken or defective bell and intercom system at public hall, 1st story
Aug 15, 2005
Closed — Violation closed - BHazardous
Abate the nuisance consisting of vermin roaches in the entire apartment located at apt 2l, 2nd story
Aug 3, 2004 · Apt 2L
Closed — Violation closed - ANon-hazardous
Section 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration plasterboard drop ceiling bathroom 3 sty north apt 3l. , section '' ''
Sep 6, 1996 · Apt 3L
Closed — Violation closed - BHazardous
Repair or replace the smoke detector defective 3 sty north apt 3l killbrew. , section '' ''
Sep 6, 1996 · Apt 3L
Closed — Violation closed - BHazardous
Repair or replace the smoke detector missing 2 sty west apt 2l dewitt. located at apt 2l
Aug 29, 1996 · Apt 2L
Closed — Violation dismissed - BHazardous
Repair or replace the smoke detector defective 1 sty east apt 1l whyce. , section '' ''
Jun 24, 1996 · Apt 1L
Closed — Violation closed - BHazardous
Abate the nuisance consisting of vermin roaches and mice kitchen 1 sty west apt 1r , section '' ''
Jun 7, 1996 · Apt 1R
Closed — Violation closed - BHazardous
Properly repair with similar material the broken or defective ceramic tiles floor bathroom 1 sty west apt 1r , section '' ''
Jun 7, 1996 · Apt 1R
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color ceiling bathroom 1 sty west apt 1r , section '' ''
Jun 7, 1996 · Apt 1R
Closed — Violation closed - BHazardous
M/d law abate the nuisance consisting of concealed leak ceiling bathroom 12 sty west apt 1r , section '' ''
Jun 7, 1996 · Apt 1R
Closed — Violation closed - BHazardous
Repair or replace the smoke detector inoperative 2 sty east apt 2l warren. located at apt 2l
Nov 22, 1995 · Apt 2L
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 at or near mailbox 1 sty public hall.
Nov 22, 1995
Closed — Violation closed - BHazardous
Fire escape defective. replace with new the broken, defective and/or missing bolt at shoe of dropladder rear.
Jun 27, 1995
Closed — Violation closed - BHazardous
Fire escape defective. adjust the dropladder so that it will slide easily in the guide rods rear
Jun 27, 1995
Closed — Violation closed
DOB building violations · 14
- Fail to certify class 1 none
Failure to certify correction on immediately hazardous (class 1) ecb violation
Jun 1, 2011
Dob violation - dismissed - Fail to certify class 1 none
Failure to certify correction on immediately hazardous (class 1) ecb violation
Jun 1, 2011
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 19, 2003
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Mar 26, 2002
Dob violation - dismissed - Construction other optional
Work w/o permit: noted. 1st to 3rd floor construction of partition cre ating apts with kitchen bathrooms and bedrooms thruout bldg remedy: obtain permits
Jul 5, 2001
Vw*-violation - work w/o permit 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
Show 4 more ↓
- 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 · 10
- Class - 3
Failure to maintain. noted: public hall - 1 loose rise at top of steps3rd-4th flr. 1 rise/height of top tread excessive/trip hazard location: top step leading to 4th flr, excessive rise between top step & 4th
May 3, 2011 · Penalty $100
Resolve - Class - 2
Failure to file certificates of correction for vios 34889170n, 34878593l. remedy: file c/c.
May 3, 2011 · Penalty $800
Resolve - Class - 2
The treads risers and intermediate landing on the public stair are uneven in height at various locations throughout creating a trip hazard rem: repair and or replace
Mar 5, 2011 · Penalty $500
Resolve - Class - 1
Decorative metal carnice at roof lvl was removed & being replace w/ masonry concrete blocks at time of insp section replace w/ concrete blocks is appx 25ft in length x 3ft in high a search of dept record show n
Mar 5, 2011 · Penalty $1,600
Resolve - Class - 2
Failure to maintain bldg in code compliant manner noted:cornice on bldg defective 2/3 of metal cornice missing, exposing unprotected sub-structure to elements.remedy:maintain bldg-repair &/or replace immediatel
Nov 3, 2010 · Penalty $250
Resolve - Class - 1
Work w/o a permit hazardous in apt 1r observed & photographed the installation of 2 gas fired wall hung gas furnaces in front & rear bdrm ofthe apt w/o the issuance of pl work type permit as required research o
Jul 10, 2009 · Penalty $1,600
Resolve - Class - 1
Failure to have new or altered plumbing system tested. observed photographed the installation of the new gas furnace installed without dob inspection, researched dob records and found no inspection on file for
Jul 10, 2009 · Penalty $1,000
Resolve - Class - 1
Gas being supplied to bldg w/o inspection/certification by dob to gas fired wall heaters in 2 bdrms researched dob records for insp and authorizations for this installation and found no permits issued insp for
Jul 10, 2009 · Penalty $1,000
Resolve - Hazardous
Work without a permit: work noted: 1st to 3rd floor construction of partition creating apts with kitchen-bathrooms and bedrooms throughout entire building. remedy: obtain permit! stop all work! contact the off
Jul 5, 2001 · Penalty $800
Resolve - Non-hazardous
Failure to maintain defect approx 3-0"x 5'-0 section of sheet rock in bathroom ceiling of apt 2r 2nd story rear has collapsed.
Jul 13, 1996
Resolve
Complaints
- Heat/hot water
Apartment only
Dec 9, 2025 · Apt 1R
Close - Unsanitary condition
Pests
Sep 26, 2025 · Apt 1R
Close - Unsanitary condition
Pests
Sep 26, 2025 · Apt 1R
Close - Unsanitary condition
Pests
Mar 30, 2023 · Apt 1L
Close - Flooring/stairs
Floor
Nov 4, 2021 · Apt 2L
Close - Unsanitary condition
Mold
Nov 4, 2021 · Apt 2L
Close - Water leak
Heavy flow
Nov 4, 2021 · Apt 2L
Close - Unsanitary condition
Mold
Oct 29, 2021 · Apt 4L
Close - Unsanitary condition
Pests
Oct 29, 2021 · Apt 4L
Close - Paint/plaster
Wall
Oct 29, 2021 · Apt 4L
Close
Show 40 more ↓
- Door/window
Window frame
Oct 29, 2021 · Apt 4L
Close - Plumbing
Toilet
Aug 11, 2021 · Apt 2R
Close - Unsanitary condition
Garbage/recycling storage
Feb 8, 2021 · Apt BLDG
Close - Unsanitary condition
Garbage/recycling storage
Feb 8, 2021 · Apt BLDG
Close - General
Janitor/super
Feb 6, 2021 · Apt 4R
Close - Unsanitary condition
Garbage/recycling storage
Feb 6, 2021 · Apt 4R
Close - General
Janitor/super
Mar 15, 2018 · Apt 2L
Close - Paint/plaster
Ceiling
Mar 15, 2018 · Apt 2L
Close - Paint/plaster
Wall
Mar 15, 2018 · Apt 2L
Close - Door/window
Door
Mar 15, 2018 · Apt 2L
Close - Water leak
Heavy flow
Mar 15, 2018 · Apt 2L
Close - Water leak
Heavy flow
Mar 15, 2018 · Apt 2L
Close - Water leak
Heavy flow
Mar 15, 2018 · Apt 2L
Close - Outside building
Roofing
Mar 15, 2018 · Apt 2L
Close - Paint/plaster
Ceiling
Mar 15, 2018 · Apt 2L
Close - Paint/plaster
Ceiling
Mar 15, 2018 · Apt 2L
Close - Paint/plaster
Wall
Mar 15, 2018 · Apt 2L
Close - Water leak
Heavy flow
Mar 15, 2018 · Apt 2L
Close - Water leak
Heavy flow
Mar 15, 2018 · Apt 2L
Close - Heat/hot water
Apartment only
Feb 14, 2016 · Apt 4L
Close - Nonconst
Smoke detector
Jun 8, 2011 · Apt 3R
Close - Nonconst
Carbon monoxide
Jun 8, 2011 · Apt 3R
Close - General
Windows
Jun 8, 2011 · Apt 2L
Close - Nonconst
Smoke detector
Jun 8, 2011 · Apt 2L
Close - Nonconst
Carbon monoxide
Jun 8, 2011 · Apt 2L
Close - Electric
Lighting
Jul 12, 2009 · Apt 1R
Close - Heating
Heat related
Dec 31, 2005 · Apt 2L
Close - Nonconst
Vermin
Sep 2, 2005 · Apt 1R
Close - Nonconst
Vermin
Sep 2, 2005 · Apt 1R
Close - Heating
Heat-plant
Aug 10, 2005 · Apt 3R
Close - Heating
Heat related
Aug 10, 2005 · Apt 3R
Close - Heating
Heat related
Jan 22, 2005 · Apt 3R
Close - Heating
Heat related
Dec 30, 2004 · Apt BLDG
Close - Nonconst
Vermin
Oct 12, 2004 · Apt 2L
Close - Heating
Heat related
Jul 30, 2004 · Apt 2L
Close - Nonconst
Smoke detector
Jul 30, 2004 · Apt 2L
Close - Nonconst
Vermin
Jul 30, 2004 · Apt 2L
Close - General
Cooking gas
Jul 30, 2004 · Apt 2L
Close - Plumbing
Water-leaks
Jul 30, 2004 · Apt 2L
Close - Plumbing
Radiator
Feb 10, 2004 · Apt 1-L
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C1)
- Year built
- 1931
- Floors
- 4
- Residential units
- 8
- Building area
- 6,500 ft²
- Lot area
- 2,500 ft²
- Zoning
- R6
- Community board
- 304
- Council district
- 34
- Block / lot
- 3175 / 19
- Assessed value
- $488,250
- Landmark / historic district
- No
HPD registration #346877, last renewed Oct 6, 2025.
Questions about 306 Jefferson Street
Who owns 306 Jefferson Street?
The owner of record in NYC Department of City Planning PLUTO data is 306 Jefferson Apts LLC.
Does 306 Jefferson Street have violations?
Yes. NYC HPD has recorded 66 housing violations at this property.
Is 306 Jefferson 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 306 Jefferson Street built?
City records list 1931 as the year it was built.
How many apartments are in 306 Jefferson Street?
It has 8 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.