12 Underhill Avenue
Brooklyn, NY 11238BBL 3-01122-0039Map
Owner of record: B Underhill LLC
12 Underhill Avenue is a walk-up apartment building built in 1930 in Brooklyn, 11238. It has 8 residential units across 4 floors. The owner of record is B Underhill LLC. HPD has recorded 43 housing violations here, most recently on October 1, 2026. 9 of the 43 most recent violations are still open.
- HPD violations
- 43
- DOB violations
- 9
- ECB violations
- 2
- HPD complaints
- 63
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 · 43
- BHazardous
Repair the roof so that it will not leak over ceiling in the 2nd room from east located at apt 4r, 4th story, 1st apartment from west at north
Oct 1, 2026 · Apt 4R
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 2nd room from east located at apt 4r, 4th story, 1st apartment from west at north
Oct 1, 2026 · Apt 4R
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling and all walls in the 3rd room from east located at apt 4r, 4th story, 1st apartment from west at north
Oct 1, 2026 · Apt 4R
Open — Nov sent out - BHazardous
Properly repair the source and abate the evidence of a water leak at ceilinc in the 3rd room from east located at apt 4r, 4th story, 1st apartment from west at north
Oct 1, 2026 · Apt 4R
Open — Nov sent out - ANon-hazardous
Trace and repair the source and abate the visible mold condition... less than 10 square feet observed at north wall in the 1st room from north located at apt 4r, 4th story, 1st apartment from west at north
Oct 1, 2026 · Apt 4R
Open — Notice of issuance sent to tenant - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling and all walls in the 1st room from north located at apt 4r, 4th story, 1st apartment from west at north
Oct 1, 2026 · Apt 4R
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 rodents droppings at building front yard
Feb 27, 2025
Closed — Violation dismissed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the 3rd room from east located at apt 4r, 4th story, 1st apartment from west at north
Jan 25, 2025 · Apt 4R
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 3rd room from east located at apt 4r, 4th story, 1st apartment from west at north
Jan 25, 2025 · Apt 4R
Closed — Violation dismissed - ANon-hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the kitchen located at apt 4r, 4th story, 1st apartment from west at north
Jan 25, 2025 · Apt 4R
Closed — Violation dismissed
Show 33 more ↓
- CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges at east wall leading to celler at public hall, 1st story
Jan 25, 2025
Open — Not complied with - 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 cellar
Jan 25, 2025
Closed — Violation dismissed - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 4r, 4th story, 1st apartment from south at west
Nov 8, 2024 · Apt 4R
Closed — Violation closed - BHazardous
Repair the roof so that it will not leak over ceiling in the 3rd room from east located at apt 4r, 4th story, 1st apartment from south at west
Nov 8, 2024 · Apt 4R
Closed — Violation dismissed - BHazardous
Repair the roof so that it will not leak at ceiling in the 2nd room from east located at apt 4r, 4th story, 1st apartment from south at west
Nov 8, 2024 · Apt 4R
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 3rd room from east located at apt 4r, 4th story, 1st apartment from south at west
Nov 8, 2024 · Apt 4R
Closed — Violation dismissed - ANon-hazardous
Trace and repair the source and abate the visible mold condition... approx 8 sq ft ceiling and north and west wall in the bathroom located at apt 1r, 1st story, 1st apartment from south at west
Oct 26, 2023 · Apt 1R
Closed — Violation closed - ANon-hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling north and west wall in the bathroom located at apt 1r, 1st story, 1st apartment from south at west
Oct 26, 2023 · Apt 1R
Closed — Violation dismissed - ANon-hazardous
§ 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 from 1st story stair case briching to cellar
Oct 26, 2023
Closed — Violation dismissed - BHazardous
Trace and repair the source and abate the visible mold condition... approx 8 sq ft ceiling and north and west wall in the bathroom located at apt 1r, 1st story, 1st apartment from south at west original violation 16338249 issued 26-oct-23 has been upgraded to class b per administrative code §27-2017.3a(3)(a) or (b).
Oct 26, 2023 · Apt 1R
Open — First no access to re- inspect violation - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the 3rd room from east located at apt 4r, 4th story, 1st apartment from west at north
Nov 2, 2018 · Apt 4R
Closed — Violation dismissed - ANon-hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the 3rd room from east located at apt 4r, 4th story, 1st apartment from west at north
Nov 2, 2018 · Apt 4R
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective ceramic floor tile at public hall, 2nd story
Nov 2, 2018
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, 1st story
Nov 2, 2018
Closed — Violation dismissed - 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 .. at public hall, 1st story
Mar 28, 2017
Closed — Violation dismissed - 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
Mar 28, 2017
Closed — Violation dismissed - 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
Mar 28, 2017
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
Mar 28, 2017
Closed — Violation closed - ANon-hazardous
Post sign on wall of entrance story bearing name, address including apartment number if any, and telephone number of superintendent, janitor or housekeeper. at public hall, 1st story
Mar 28, 2017
Closed — Violation closed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department the ceiling in the 2nd room from east located at apt 1l, 1st story, apartment at south
Nov 24, 2013 · Apt 1L
Closed — Violation dismissed - BHazardous
Abate the nuisance consisting of mice in the entire apartment located at apt 1l, 1st story, apartment at south
Nov 24, 2013 · Apt 1L
Open — Nov certified late - ANon-hazardous
Paint with light colored paint to the satisfaction of this department the ceiling and walls in the bathroom located at apt 1l, 1st story, apartment at south
Nov 24, 2013 · Apt 1L
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 4th room from east located at apt 1l, 1st story, apartment at south
Nov 24, 2013 · Apt 1L
Closed — Violation dismissed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the 4th room from east located at apt 1l, 1st story, apartment at south
Nov 24, 2013 · Apt 1L
Closed — Violation dismissed - IInformation / order
Apts have been vacated by this department and cannot be reoccupied until so ordered after proof of compliance for apts 4th story south apt. 4l. (vacate order # 111199)
Sep 25, 2013
Closed — Violation closed - IInformation / order
Apts have been vacated by this department and cannot be reoccupied until so ordered after proof of compliance for apts 4th story north apartment 4r. (vacate order # 111199)
Sep 25, 2013
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the walls and ceiling, in the 2nd room from east located at apt 3l, 3rd story, apartment at south
Aug 26, 2013 · Apt 3L
Closed — Violation dismissed - CImmediately hazardous
M/d law abate the nuisance consisting of air conditioner installed in the fire escape window in the 4th room from east located at apt 3l, 3rd story, apartment at south
Aug 26, 2013 · Apt 3L
Closed — Violation dismissed - BHazardous
Repair or replace the carbon monoxide detecting device(s). missing, in the entire apartment located at apt 3l, 3rd story, apartment at south
Aug 26, 2013 · Apt 3L
Closed — Violation dismissed - CImmediately hazardous
M/d law abate the nuisance consisting of fire damaged walls and ceilings, in the entire apartment located at apt 4r, 4th story, apartment at north
Aug 26, 2013 · Apt 4R
Closed — Violation closed - CImmediately hazardous
M/d law abate the nuisance consisting of fire damage in the entire apartment located at apt 4l, 4th story, 1st apartment from east at south
Aug 26, 2013 · Apt 4L
Closed — Violation closed - BHazardous
Repair or replace the smoke detector defective e. maeda in the entire apartment located at apt 2-l, 2nd story, apartment at south
Feb 23, 2001 · Apt 2-L
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color walls and ceilings thru out 4 sty south apt 4l , section '' ''
Aug 3, 1999 · Apt 4L
Closed — Violation closed
DOB building violations · 9
- Construction other optional
Failure to maintain building due to fire
Aug 17, 2013
Dob violation - active - Low pressure boiler boiler required
Lblvio-low pressure boiler boiler required
Dec 31, 2009
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 19, 2007
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 6, 2006
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 31, 2005
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
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 · 2
- Class - 1
Failure to comply w/commissioner's vacate order. noted: at time of re-inspection of vacate order #210/13 of duplex apts 4l and 4r for compliance, evidence shows apt #4l is being currently occupied at both floor
Jan 17, 2014 · Penalty $2,400
Resolve - Class - 2
Work w/o permit. noted: at roof level wooden structure erected approx 15 x 10 with roof. rmdy: obtain permits or restore to prior legal condition.
Nov 2, 2013
Resolve
Complaints
- Water leak
Heavy flow
Oct 11, 2026 · Apt 3L
Open - Water leak
Slow leak
Sep 28, 2026 · Apt 2R
Open - Water leak
Heavy flow
Sep 27, 2026 · Apt 4R
Close - Unsanitary condition
Mold
Sep 27, 2026 · Apt 4R
Close - Paint/plaster
Ceiling
Sep 27, 2026 · Apt 4R
Close - Paint/plaster
Ceiling
Sep 27, 2026 · Apt 4R
Close - Electric
Lighting
Sep 27, 2026 · Apt 4R
Close - Unsanitary condition
Mold
Sep 10, 2026 · Apt 2R
Close - Water leak
Slow leak
Sep 10, 2026 · Apt 2R
Close - Water leak
Heavy flow
Sep 2, 2026 · Apt 2R
Close
Show 40 more ↓
- Unsanitary condition
Mold
Sep 2, 2026 · Apt 2R
Close - Unsanitary condition
Pests
May 13, 2025 · Apt BASEME
Close - Flooring/stairs
Floor
May 13, 2025 · Apt BASEME
Close - Water leak
Heavy flow
Oct 12, 2024 · Apt 4R
Close - Unsanitary condition
Pests
Oct 12, 2024 · Apt 4R
Close - Electric
Power outage
Aug 28, 2024 · Apt 2L
Close - Unsanitary condition
Pests
Oct 6, 2023 · Apt 1R
Close - Unsanitary condition
Mold
Oct 6, 2023 · Apt 1R
Close - Heat/hot water
Apartment only
Nov 6, 2021 · Apt 2L
Close - Unsanitary condition
Garbage/recycling storage
Apr 9, 2021 · Apt BLDG
Close - Unsanitary condition
Mold
Jan 29, 2019 · Apt 1R
Close - Unsanitary condition
Mold
Oct 21, 2018 · Apt 4R
Close - Paint/plaster
Ceiling
Oct 21, 2018 · Apt 4R
Close - Appliance
Electric/gas range
Dec 20, 2016 · Apt 1R
Close - Unsanitary condition
Mold
Dec 20, 2016 · Apt 1R
Close - Water leak
Slow leak
Jan 24, 2016 · Apt 4R
Close - Water leak
Slow leak
Jan 24, 2016 · Apt 4R
Close - Electric
Lighting
Jan 24, 2016 · Apt 4R
Close - Water leak
Slow leak
Jan 24, 2016 · Apt 4R
Close - Water leak
Slow leak
Sep 30, 2015 · Apt 2R
Close - Unsanitary condition
Mold
Sep 30, 2015 · Apt 2R
Close - Appliance
Electric/gas range
Jan 17, 2015 · Apt 2R
Close - Paint/plaster
Wall
Nov 13, 2013 · Apt 1L
Close - Paint/plaster
Wall
Nov 13, 2013 · Apt 1L
Close - Paint/plaster
Wall
Nov 13, 2013 · Apt 1L
Close - Paint/plaster
Wall
Nov 13, 2013 · Apt 1L
Close - Paint/plaster
Wall
Nov 13, 2013 · Apt 1L
Close - Paint/plaster
Wall
Nov 13, 2013 · Apt 1L
Close - Nonconst
Vermin
Nov 13, 2013 · Apt 1L
Close - Nonconst
Vermin
Nov 13, 2013 · Apt 1L
Close - Nonconst
Vermin
Nov 13, 2013 · Apt 1L
Close - Plumbing
Water-leaks
Jun 13, 2011 · Apt 2R
Close - Nonconst
Carbon monoxide
Jun 13, 2011 · Apt 2R
Close - Nonconst
Smoke detector
Jun 13, 2011 · Apt 2R
Close - Plumbing
Basin/sink
Jun 13, 2011 · Apt 2R
Close - Nonconst
Vermin
May 20, 2011 · Apt 2R
Close - Nonconst
Smoke detector
May 20, 2011 · Apt 2R
Close - Plumbing
Water-leaks
May 20, 2011 · Apt 2R
Close - General
Windows
May 20, 2011 · Apt 2R
Close - Nonconst
Vermin
Jun 22, 2009 · Apt 1L
Close
Sales history
| Date | Price | Type | Units |
|---|---|---|---|
| Dec 19, 2025 | Non-market transfer | Rentals - walkup apartments | 8 |
Building details
- Building type
- Walk-up apartment building (C1)
- Year built
- 1930
- Floors
- 4
- Residential units
- 8
- Building area
- 6,752 ft²
- Lot area
- 2,400 ft²
- Zoning
- R6B
- Community board
- 308
- Council district
- 35
- Block / lot
- 1122 / 39
- Assessed value
- $1,295,550
- Landmark / historic district
- No
HPD registration #349986, last renewed Jun 25, 2026.
Questions about 12 Underhill Avenue
Who owns 12 Underhill Avenue?
The owner of record in NYC Department of City Planning PLUTO data is B Underhill LLC.
Does 12 Underhill Avenue have violations?
Yes. NYC HPD has recorded 43 housing violations at this property.
Is 12 Underhill Avenue 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 12 Underhill Avenue built?
City records list 1930 as the year it was built.
How many apartments are in 12 Underhill Avenue?
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.