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331 Kosciuszko Street

Brooklyn, NY 11221BBL 3-01782-0063Map

Owner of record: K Street Estates LLC

331 Kosciuszko Street is a walk-up apartment building built in 2006 in Brooklyn, 11221. It has 8 residential units across 4 floors. The owner of record is K Street Estates LLC. HPD has recorded 33 housing violations here, most recently on October 10, 2026. 5 of the 33 most recent violations are still open. City tax records listed 8 rent-stabilized apartments here in 2024.

HPD violations
33
DOB violations
0
ECB violations
1
HPD complaints
39

What to know

Concern
1 open Class C

Immediately hazardous issues among recent violations are still open.

Watch
Last violation Oct 10, 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

Rent-stabilized units in 2024
8
About 100% of the building's 8 apartments

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.

Stabilized units by tax-bill year

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 · 33

  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the 1st room from north located at apt apt1r lower level, 1st story, 1st apartment from west at north

    Oct 10, 2026 · Apt APT1R

    Open — Nov sent out
  • C

    Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 1st room from north located at apt apt1r lower level, 1st story, 1st apartment from west at north

    Oct 10, 2026 · Apt APT1R

    Open — Nov sent out
  • A

    Post a proper notice regarding rent stabilization law, in a form approved by the commissioner, in a conspicuous location within the common area at the buildings entrance. for more information about signage requirements, please visit: https://www.nyc.gov/site/hpd/services-and-information/required-signage.page

    Jun 17, 2026

    Open — Nov certified on time
  • 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 8, 2026

    Closed — Violation dismissed
  • I

    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 20, 2025

    Closed — Violation dismissed
  • C

    Remove device preventing door from being self-closing door wedge stopper at door leading to the basement at public hall, 1st story

    Aug 22, 2024

    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 17, 2024

    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.

    Mar 31, 2023

    Closed — Violation dismissed
  • C

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

    Jul 9, 2022 · Apt 1R

    Closed — Violation dismissed
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 1r, 1st story, 1st apartment from west at north

    Jul 9, 2022 · Apt 1R

    Closed — Violation dismissed
Show 23 more ↓
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 1r, 1st story, 1st apartment from west at north

    Jul 9, 2022 · Apt 1R

    Closed — Violation dismissed
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 1r, 1st story, 1st apartment from west at north

    Jul 8, 2022 · Apt 1R

    Closed — Violation dismissed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 1r, 1st story, 1st apartment from west at north

    Jul 8, 2022 · Apt 1R

    Closed — Violation dismissed
  • C

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

    Jul 8, 2022 · Apt 1R

    Closed — Violation dismissed
  • A

    § 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 missing at public hall, 1st story

    Jul 8, 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.

    Mar 10, 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.

    Apr 20, 2021

    Closed — Violation dismissed
  • A

    Trace and repair the source and abate the visible mold condition... at ceiling (approx. 1 sq. ft.) in the 1st room from north at west located at apt 3r, 3rd story, 1st apartment from west at north

    Feb 24, 2021 · Apt 3R

    Closed — Violation closed
  • B

    Repair the roof so that it will not leak through ceiling in the 1st room from north at west located at apt 3r, 3rd story, 1st apartment from west at north

    Feb 24, 2021 · Apt 3R

    Closed — Violation dismissed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 1st room from north at west located at apt 3r, 3rd story, 1st apartment from west at north

    Feb 24, 2021 · Apt 3R

    Closed — Violation dismissed
  • B

    Repair or replace the carbon monoxide detecting device(s). -defective- in the entire apartment located at apt 3r, 3rd story, 1st apartment from west at north

    Feb 24, 2021 · Apt 3R

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector -defective- in the entire apartment located at apt 3r, 3rd story, 1st apartment from west at north

    Feb 24, 2021 · Apt 3R

    Closed — Violation dismissed
  • I

    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 26, 2018

    Closed — Violation dismissed
  • B

    Remove the illegal fastening self locking panic bar at bulkhead roof door

    Jan 19, 2017

    Closed — Violation dismissed
  • B

    Provide adequate light of not less than 60 watts incandescent or equivalent illumination .. at public hall, 3rd story

    Jan 19, 2017

    Closed — Violation dismissed
  • I

    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 29, 2016

    Closed — Violation dismissed
  • 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.

    Jun 15, 2015

    Closed — Violation dismissed
  • 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.

    Jun 15, 2015

    Closed — Violation dismissed
  • A

    § 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

    Jun 15, 2015

    Closed — Violation dismissed
  • A

    File with this department a registration statement for building. at lobby

    Sep 23, 2013

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector missing located at apt 1f, 1st story, apartment at west

    Jul 22, 2013 · Apt 1F

    Open — Violation open
  • C

    Provide sprinkler head at ceiling in the entire apartment located at apt 1f, 1st story, apartment at west

    Jul 22, 2013 · Apt 1F

    Closed — Violation closed
  • B

    Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. located at apt 1f, 1st story, apartment at west

    Jul 22, 2013 · Apt 1F

    Open — Violation open

DOB building violations · 0

No DOB violations on record

ECB violations · 1

  • Hazardous

    Miscellaneous site safety upon time of insp of job site which is approximately 60'-0"x50-0",there are 3 poured enclosed perimeter foundationwalls,from grade level to a depth 10'-0" w/o any guardrails to protect

    Nov 6, 2006 · Penalty $500

    Resolve

Complaints

  • Unsanitary condition

    Mold

    Oct 3, 2026 · Apt APT1R

    Close
  • Water leak

    Slow leak

    Oct 3, 2026 · Apt APT1R

    Close
  • Paint/plaster

    Ceiling

    Oct 3, 2026 · Apt APT1R

    Close
  • Water leak

    Slow leak

    Sep 28, 2026 · Apt 1R

    Close
  • Unsanitary condition

    Mold

    Sep 28, 2026 · Apt 1R

    Close
  • Water leak

    Damp spot

    Apr 12, 2026 · Apt 1R

    Close
  • Heat/hot water

    Apartment only

    Apr 12, 2026 · Apt 1R

    Close
  • Water leak

    Slow leak

    Aug 28, 2023 · Apt 1R

    Close
  • Unsanitary condition

    Mold

    Jul 6, 2022 · Apt 1R

    Close
  • Water leak

    Slow leak

    Jul 6, 2022 · Apt 1R

    Close
Show 29 more ↓
  • Paint/plaster

    Wall

    Nov 12, 2021 · Apt 4F

    Close
  • Water leak

    Slow leak

    Feb 16, 2021 · Apt 3R

    Close
  • Unsanitary condition

    Mold

    Feb 16, 2021 · Apt 3R

    Close
  • Unsanitary condition

    Mold

    Feb 1, 2021 · Apt 3R

    Close
  • Water leak

    Slow leak

    Feb 1, 2021 · Apt 3R

    Close
  • General

    Signage missing

    Nov 27, 2020 · Apt BLDG

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Mar 12, 2018 · Apt BLDG

    Close
  • Electric

    No lighting

    Dec 15, 2016 · Apt 4R

    Close
  • Outside building

    Roof door/hatch

    Dec 15, 2016 · Apt 4R

    Close
  • Plumbing

    Sewer

    Dec 15, 2016 · Apt 4R

    Close
  • Door/window

    Door

    Dec 15, 2016 · Apt 4R

    Close
  • Plumbing

    Sewer

    Nov 16, 2016 · Apt 3R

    Close
  • Unsanitary condition

    Sewage

    Nov 16, 2016 · Apt 3R

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Aug 22, 2016 · Apt BLDG

    Close
  • Door/window

    Door

    Feb 22, 2015 · Apt 2F

    Close
  • Door/window

    Window frame

    Feb 22, 2015 · Apt 2F

    Close
  • Heat/hot water

    Apartment only

    Feb 22, 2015 · Apt 2F

    Close
  • Door/window

    Door

    Feb 19, 2015 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Feb 19, 2015 · Apt 2F

    Close
  • Heat/hot water

    Entire building

    Feb 9, 2015 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Feb 6, 2015 · Apt 4R

    Close
  • General

    Ventilation system

    Jul 1, 2014 · Apt 2F

    Close
  • Plumbing

    Bathtub/shower

    Jul 1, 2014 · Apt 2F

    Close
  • Plumbing

    Water-leaks

    Sep 12, 2013 · Apt 1F

    Close
  • Plumbing

    Water-leaks

    Sep 12, 2013 · Apt 1F

    Close
  • Heating

    Heat-plant

    Sep 12, 2013 · Apt 1F

    Close
  • Plumbing

    Sprinkler

    Sep 12, 2013 · Apt 1F

    Close
  • Plumbing

    Sprinkler

    Jul 19, 2013 · Apt 1F

    Close
  • Plumbing

    Sprinkler

    Jul 19, 2013 · Apt 1F

    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 (C1)
Year built
2006
Floors
4
Residential units
8
Building area
7,246 ft²
Lot area
2,500 ft²
Zoning
R6B
Community board
303
Council district
36
Block / lot
1782 / 63
Assessed value
$666,900
Landmark / historic district
No

HPD registration #384492, last renewed Feb 6, 2026.

Questions about 331 Kosciuszko Street

Who owns 331 Kosciuszko Street?

The owner of record in NYC Department of City Planning PLUTO data is K Street Estates LLC.

Does 331 Kosciuszko Street have violations?

Yes. NYC HPD has recorded 33 housing violations at this property.

Is 331 Kosciuszko Street rent stabilized?

NYC Department of Finance tax bills listed 8 rent-stabilized units here in 2024 (about 100% of its 8 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 331 Kosciuszko Street built?

City records list 2006 as the year it was built.

How many apartments are in 331 Kosciuszko 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.