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21 Carlton Avenue

Brooklyn, NY 11205BBL 3-02031-0017Map

Owner of record: 21 Carlton Management LLC

21 Carlton Avenue is a walk-up apartment building built in 1910 in Brooklyn, 11205. It has 3 residential units across 3 floors. The owner of record is 21 Carlton Management LLC. HPD has recorded 61 housing violations here, most recently on May 4, 2026. 5 of the 50 most recent violations are still open.

HPD violations
61
DOB violations
3
ECB violations
5
HPD complaints
1

What to know

Concern
1 open Class C

Immediately hazardous issues among recent violations are still open.

Good
Last violation May 4, 2026

Date of the most recent HPD inspection that found a problem.

Good
No unpaid ECB fines

No balance due on recent ECB violations.

Rent stabilization

No rent-stabilized units in 2018–2024 tax bills

Some apartments can still be regulated. Use the rent-stabilized checker or request the rent history from HCR.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 61

  • A

    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

    Closed — Violation dismissed
  • A

    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, 2024

    Closed — Violation dismissed
  • B

    The premises formerly a vacant building are now occupied by other than a caretaker without obtaining a certificate of occupancy in the entire apartment located at apt 3, 3rd story

    Aug 21, 2023 · Apt 3

    Open — Nov sent out
  • B

    The premises formerly a vacant building are now occupied by other than a caretaker without obtaining a certificate of occupancy in the entire apartment located at apt 2, 2nd story

    Aug 21, 2023 · Apt 2

    Open — Nov sent out
  • A

    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 21, 2023

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing the doors that is missing or defective at boiler room at cellar

    Sep 19, 2022

    Closed — Violation closed
  • C

    M/d law abate the nuisance consisting of dropladder landing leads to chain and padlocked metal enclosure at adjacent property at rear fire escape

    Jul 28, 2022

    Closed — Violation closed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 2, 2nd story

    Jul 28, 2022 · Apt 2

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of excessive growing vegetation at 2nd story balcony at building rear stack at fire escape

    Jul 28, 2022

    Closed — Violation closed
  • C

    M/d law abate the nuisance consisting of hot water exceeding the maximun allowable temperature of 130 degrees in the entire apartment located at apt 1, 1st story

    Jul 28, 2022 · Apt 1

    Closed — Violation closed
Show 40 more ↓
  • B

    Repair or replace the carbon monoxide detecting device(s). missing located at apt 1, 1st story

    Jul 28, 2022 · Apt 1

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of lockable door lock installed on room door leading to fire escape door in the 2nd room from north at east located at apt 1, 1st story

    Jul 28, 2022 · Apt 1

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of egress from dropladder obstructed by metal enclosure, containing tree, rubbish and excessive vegetation at rear fire escape

    Jul 28, 2022

    Closed — Violation closed
  • A

    § 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 wood floor pierced creating wood stairs case from 1st story apartment to cellar creating illegal duplex apartment in the 2nd room from east at south located at apt 1, 1st story

    Jul 28, 2022 · Apt 1

    Closed — Violation closed
  • B

    Discontinue use of rooms for living, disconnect plumbing fixtures and properly seal pipe connections the water closet, wash basin and shower stall at cellar

    Jul 28, 2022

    Closed — Violation closed
  • B

    § 65 m/d law provide under completed permit, a proper enclosure for the central heating plant, at cellar

    Jul 28, 2022

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective fire retardant material at ceiling at cellar front

    Jul 28, 2022

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of lockable door lock installed on door leading to fire escape window in the 1st room from north at east located at apt 2, 2nd story

    Jul 28, 2022 · Apt 2

    Closed — Violation closed
  • C

    Replace or repair the self-closing the doors that is missing or defective in the entrance located at apt 2, 2nd story

    Jul 28, 2022 · Apt 2

    Closed — Violation closed
  • C

    Replace or repair the self-closing the doors that is missing or defective in the entrance located at apt 1, 1st story

    Jul 28, 2022 · Apt 1

    Closed — Violation dismissed
  • B

    Remove all encumbrances consisting of household items at public hall, 3rd story

    Jul 21, 2022

    Closed — Violation closed
  • A

    Paint or post a sign indicating floors at all stories at public hall

    Jul 21, 2022

    Closed — Violation closed
  • A

    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

    Jul 21, 2022

    Closed — Violation closed
  • A

    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, 1st story

    Jul 21, 2022

    Closed — Violation closed
  • A

    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

    Jul 21, 2022

    Closed — Violation closed
  • A

    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.

    Jul 21, 2022

    Closed — Violation closed
  • A

    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 21, 2022

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of lockable door lock installed on door leading to fire escape window in the 1st room from east at south located at apt 3, 3rd story

    Jul 21, 2022 · Apt 3

    Closed — Violation closed
  • C

    M/d law abate the nuisance consisting of hot water exceeding the maximun allowable temperature of 130 degrees in the entire apartment located at apt 3, 3rd story

    Jul 21, 2022 · Apt 3

    Closed — Violation closed
  • C

    Replace or repair the self-closing the doors that is missing or defective in the entrance located at apt 3, 3rd story

    Jul 21, 2022 · Apt 3

    Closed — Violation closed
  • C

    Provide access to roof from public hall by means of scuttle as part of primary means egress at public hall, 3rd story

    Jul 21, 2022

    Open — Nov sent out
  • A

    § 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 consisting of walls erected with frame and door diminishing 3rd story public hall and enclosing scuttle ladder opening inside apartment 3 at public hall, 3rd story

    Jul 21, 2022

    Closed — Violation dismissed
  • A

    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 23, 2022

    Closed — Violation dismissed
  • B

    Discontinue use of rooms for living, disconnect plumbing fixtures where illegal and properly seal pipe connections bathroom in the cellar duplex to 1st story apt.

    Feb 27, 2015

    Closed — Violation dismissed
  • B

    Discontinue the rooming unit two rooms for sleeping in the cellar , duplex to 1st story apt.

    Feb 27, 2015

    Closed — Violation dismissed
  • C

    Abate the nuisance consisting of 1st mean of egress obstructed, scuttle and ladder enclosed in the apt at. , 3rd story

    Feb 27, 2015

    Closed — Violation dismissed
  • I

    Above premises have been vacant and untenanted except for caretaker for 60 days or more, and cannot be reoccupied until a new certificate of occupancy has been obtained. premises have been vacant since 05-30-2012.

    May 30, 2012

    Open — Not complied with
  • B

    Replace with new the missing handrail and balusters at public hall, 2nd story

    Jun 5, 2000

    Closed — Violation closed
  • C

    Provide ready access to buildings heating system cellar door locked at public hall, 1st story

    Jun 5, 2000

    Closed — Violation closed
  • C

    Provide hot water at all hot water fixtures kitchen and bathroom in the entire apartment located at apt 2 fl, 2nd story

    Jun 5, 2000 · Apt 2 FL

    Closed — Violation closed
  • B

    The premises formerly a vacant building are now occupied by other than a caretaker without obtaining a certificate of occupancy 2 sty apt 2 kenley , section '' ''

    May 9, 1995 · Apt 2

    Open — Not complied with
  • B

    Properly repair with similar material the broken or defective metal ceiling southeast room 3 sty apt 3. , section '' ''

    Apr 19, 1995 · Apt 3

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of exposed electrical wires walls & ceilings bathroom & southwest room 3 sty apt 3. , section '' ''

    Apr 19, 1995 · Apt 3

    Closed — Violation closed
  • B

    Abate the nuisance consisting of vermin mice thru out 3 sty apt 3. , section '' ''

    Apr 19, 1995 · Apt 3

    Closed — Violation closed
  • B

    Replace with new the missing wall light switch cover kitchen 3 sty apt 3. , section '' ''

    Apr 19, 1995 · Apt 3

    Closed — Violation closed
  • B

    Properly repair the broken or defective wood floor kitchen 3 sty apt 3. , section '' ''

    Apr 19, 1995 · Apt 3

    Closed — Violation closed
  • B

    Provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing 3 sty apt 3. , section '' ''

    Apr 19, 1995 · Apt 3

    Closed — Violation closed
  • B

    Replace with new the missing doors clothes closet southeast room 3 sty apt 3. , section '' ''

    Mar 20, 1995 · Apt 3

    Closed — Violation closed
  • B

    Provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing 3 sty apt 3. , section '' ''

    Mar 20, 1995 · Apt 3

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of exposed electric wires ceiling northwest room 3 sty apt 3. , section '' ''

    Mar 20, 1995 · Apt 3

    Closed — Violation closed

DOB building violations · 3

  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Feb 24, 2016

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Feb 24, 2016

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Feb 24, 2016

    Dob violation - dismissed

ECB violations · 5

  • Class - 2

    Occupancy contrary to that allowed by c/o &or dob records.illegal fl pierced w/stairs leading to cellar in conj w/1st apt creating illegal duplex apt.partial erected creating rms for living.full bthtrm present

    Jul 28, 2022 · Penalty $1,250

    Active
  • Class - 1

    Failure to provide unobstructed exit passageway.note:@time of insp found:a new fire escapr on rear of 3 story dwelling(3 family),w/no clear travel path to front of premises,& no area of safe refuge @rear.rem:pr

    Nov 19, 2015

    Resolve
  • Class - 2

    Failure to maintain bldg in a code compliant manner.note:@time of insp found:1)cellar level space containing "goodman" gas fired(burner),exposed wood joist & stud,no fpsc door.2)front cellar area leading to ent

    Nov 19, 2015

    Resolve
  • Class - 1

    Work w/out a permit.note:@time of insp found the following new work performed,& bldg now occupied w/tenants:1)cmu block foundation wall along north,south,& west sides of bldg 2)a 3 story extension @rear of bldg

    Nov 19, 2015

    Resolve
  • Class - 1

    Occupancy contrary to that allowed by the c of o or bldg dept records.c of o# 86292 indicates ordinary use cellar.found 1st fl apt duplexed into cellar w/an open stair connection.two bedrms created @cellar leve

    Nov 19, 2015

    Resolve

Complaints

  • Unsanitary condition

    Pests

    Feb 27, 2015 · Apt CC

    Close

Sales history

No recorded sales in our data

Sales come from the NYC Department of Finance rolling sales file.

Building details

Building type
Walk-up apartment building (C0)
Year built
1910
Floors
3
Residential units
3
Building area
3,000 ft²
Lot area
1,150 ft²
Zoning
M1-2
Community board
302
Council district
35
Block / lot
2031 / 17
Assessed value
$151,800
Landmark / historic district
No

HPD registration #321956, last renewed Oct 1, 2025.

Questions about 21 Carlton Avenue

Who owns 21 Carlton Avenue?

The owner of record in NYC Department of City Planning PLUTO data is 21 Carlton Management LLC.

Does 21 Carlton Avenue have violations?

Yes. NYC HPD has recorded 61 housing violations at this property.

Is 21 Carlton 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 21 Carlton Avenue built?

City records list 1910 as the year it was built.

How many apartments are in 21 Carlton Avenue?

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.