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18 Kosciuszko Street

Brooklyn, NY 11205BBL 3-01783-0015Map

Owner of record: Rf Kos Holding LLC

18 Kosciuszko Street is a walk-up apartment building built in 1899 in Brooklyn, 11205. It has 3 residential units across 3 floors. The owner of record is Rf Kos Holding LLC. HPD has recorded 47 housing violations here, most recently on August 14, 2026. 11 of the 47 most recent violations are still open.

HPD violations
47
DOB violations
0
ECB violations
4
HPD complaints
55

What to know

Concern
3 open Class C

Immediately hazardous issues among recent violations are still open.

Watch
Last violation Aug 14, 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 · 47

  • A

    Cleanse to the satisfaction of this department the building front areaway

    Aug 14, 2026

    Open — Nov sent out
  • B

    Abate the nuisance consisting of pests. evidence of : flies

    Aug 14, 2026

    Open — Nov sent out
  • C

    Remove all obstructions from water closet ,, in the 1st bathroom from east located at apt 2, 2nd story, 1st apartment from north at east

    Jul 4, 2026 · Apt 2

    Closed — Violation dismissed
  • C

    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

    Jul 4, 2026

    Open — Not complied with
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 4th bathroom from north at west located at apt 2, 2nd story, 1st apartment from north at east

    Jul 4, 2026 · Apt 2

    Open — Civ14 mailed
  • B

    Repair the leaky and/or defective faucets at wash basin in the bathroom located at apt 2, 2nd story, 1st apartment from north at east

    Jul 4, 2026 · Apt 2

    Open — Civ14 mailed
  • C

    Remove device preventing door from being self-closing permanently installed sweep at door in the entrance located at apt 2, 2nd story, 1st apartment from north at east

    Jul 4, 2026 · Apt 2

    Open — Nov sent out
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the 4th bathroom from north at west located at apt 2, 2nd story, 1st apartment from north at east

    Jul 4, 2026 · Apt 2

    Open — Civ14 mailed
  • B

    Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the floor at cellar

    Jul 4, 2026

    Open — Nov certified on time
  • B

    Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the area at north yard

    Jul 4, 2026

    Open — Nov certified on time
Show 37 more ↓
  • B

    Provide sufficient, proper and separate metal receptacles for the deposit of garbage, rubbish and other waste material and arrange for collection and disposal of such material.

    Jul 4, 2026

    Open — Nov certified on time
  • C

    M/d law abate the nuisance consisting of air conditioner at window leading to fire escape in the 5th room from north at east located at apt 2, 2nd story, 1st apartment from north at east

    Jul 4, 2026 · 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.

    May 5, 2026

    Closed — Violation dismissed
  • C

    Abate the infestation consisting of mice in the entire apartment located at apt 3, 3rd story, 1st apartment from north at east

    Feb 4, 2026 · Apt 3

    Closed — Violation dismissed
  • C

    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 north at east

    Feb 4, 2026 · Apt 3

    Closed — Violation dismissed
  • B

    Remove all encumbrances consisting of household item multiple bicycle at public hall, 1st story

    Feb 4, 2026

    Closed — Violation dismissed
  • B

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

    Feb 4, 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 18, 2025

    Closed — Violation dismissed
  • B

    Provide sufficient, proper and separate metal receptacles for the deposit of garbage, rubbish and other waste material and arrange for collection and disposal of such material.

    Jul 13, 2025

    Closed — Violation dismissed
  • B

    Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the at front yard

    Jul 13, 2025

    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.

    Jun 10, 2025

    Closed — Violation dismissed
  • A

    Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the at building front yard

    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 10, 2024

    Closed — Violation dismissed
  • A

    Trace and repair the source and abate the visible mold condition... approx 2sq ft at ceiling in the bathroom located at apt 2, 2nd story, 1st apartment from north at east

    Jul 13, 2023 · Apt 2

    Closed — Violation closed
  • B

    Trace and repair the source and abate the visible mold condition... approx 2sq ft at ceiling in the bathroom located at apt 2, 2nd story, 1st apartment from north at east original violation 16097583 issued 13-jul-23 has been upgraded to class b per administrative code §27-2017.3a(3)(a) or (b).

    Jul 13, 2023 · Apt 2

    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 23, 2023

    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 4, 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 25, 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 9, 2021

    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 18, 2018

    Closed — Violation dismissed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 1stfl, 1st story, 1st apartment from east at south

    Dec 31, 2016 · Apt 1STFL

    Closed — Violation closed
  • C

    Provide an adequate supply of heat for the apartment in the entire apartment located at apt 1stfl, 1st story, 1st apartment from east at south

    Dec 31, 2016 · Apt 1STFL

    Closed — Violation dismissed
  • B

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

    Dec 31, 2016 · Apt 1STFL

    Closed — Violation closed
  • B

    Repair or replace the smoke detector missing located at apt 1stfl, 1st story, 1st apartment from east at south

    Dec 31, 2016 · Apt 1STFL

    Closed — Violation closed
  • B

    Fire egress defective. remove obstructing bars or unlawful gates from at least 1 window or provide approved type gate .. located at apt 1stfl, 1st story, 1st apartment from east at south

    Dec 31, 2016 · Apt 1STFL

    Closed — Violation closed
  • C

    Provide ready access to buildings heating system at cellar

    Dec 31, 2016

    Closed — Violation closed
  • C

    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 1st story public hall

    Dec 31, 2016

    Closed — Violation closed
  • B

    Provide a safe and adequate supply of electric service to the fixtures in the entire apt located at apt 1st, 1st story, 1st apartment from east at south

    Dec 28, 2016 · Apt 1ST

    Closed — Violation closed
  • C

    Provide an adequate supply of heat for the apartment in the entire apartment located at apt 1st, 1st story, 1st apartment from east at south

    Dec 28, 2016 · Apt 1ST

    Closed — Violation dismissed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 1st, 1st story, 1st apartment from east at south

    Dec 28, 2016 · Apt 1ST

    Closed — Violation closed
  • C

    Provide ready access to buildings heating system boiler room door locked at basement

    Dec 28, 2016

    Closed — Violation closed
  • C

    Provide a safe and adequate supply of electric service to the fixtures in the entire apartment located at apt 1flr, 1st story, 1st apartment from east at south

    Dec 23, 2016 · Apt 1FLR

    Closed — Violation closed
  • B

    Provide adequate lighting at or near the outside of the front entranceway of the building and keep same burning from sunset every day to sunrise on the day following a minimum of 100 watts of incandescent light required. (light fixture present)

    Nov 16, 2016

    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 9, 2015

    Closed — Violation dismissed
  • C

    M/d law abate the nuisance consisting of refrigerator with door intact on the floor at public hall, 2nd story

    Nov 21, 2012

    Closed — Violation closed
  • B

    Provide adequate lighting at or near the outside of the front entranceway of the building and keep same burning from sunset every day to sunrise on the day following 100 watts required

    Nov 23, 2003

    Closed — Violation closed
  • B

    The premises formerly a vacant building are now occupied by other than a caretaker without obtaining a certificate of occupancy 3 sty apt 3 perera , section '' ''

    Nov 16, 1990 · Apt 3

    Closed — Violation dismissed

DOB building violations · 0

No DOB violations on record

ECB violations · 4

  • Class - 2

    Failure to maintain building in a code-complaint manner. at the time of inspection at the front of the building, i observed a missing section of concrete above the cellar window, a large crack next to the steps

    Jan 9, 2025 · Penalty $312

    Resolve
  • Class - 2

    Occupancy contrary to that allowed by the cert of occupancy or bldg dept records. c of o#234513 indicates cellar as ordinary use. at time of inspection observed cellar arranged & occupied as 1 room for sleeping

    Jan 19, 2021 · Penalty $1,250

    Active
  • Class - 2

    Work w/o permit. noted: at cellar level full height partition walls erected to create 1 room for sleeping also installed water & waste line for 3pc bathroom(toilet,sink,shown). remedy: obtain permit.

    Jan 19, 2021

    Resolve
  • Non-hazardous

    Use of illegal hardware at second and thirsd story fire escape rear window. pad locked and gate installed two first stort front and rear windows totally obstructed by metal bars gate. remove and or metal bar

    Oct 12, 1999 · Penalty $2,500

    Resolve

Complaints

  • Plumbing

    Toilet

    Oct 15, 2026 · Apt 2

    Open
  • Paint/plaster

    Ceiling

    Oct 15, 2026 · Apt 2

    Open
  • Plumbing

    Toilet

    Jun 18, 2026 · Apt 2

    Close
  • Paint/plaster

    Ceiling

    Jun 18, 2026 · Apt 2

    Close
  • Plumbing

    Basin/sink

    Jun 18, 2026 · Apt 2

    Close
  • Plumbing

    Water supply

    Jun 18, 2026 · Apt 2

    Close
  • Paint/plaster

    Ceiling

    Jun 18, 2026 · Apt 2

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Jun 18, 2026 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Feb 3, 2026 · Apt BLDG

    Close
  • Unsanitary condition

    Garbage/recycling storage

    May 2, 2025 · Apt BLDG

    Close
Show 40 more ↓
  • Unsanitary condition

    Garbage/recycling storage

    Dec 24, 2024 · Apt 1B

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Jan 2, 2024 · Apt BLDG

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Nov 9, 2023 · Apt BLDG

    Close
  • Unsanitary condition

    Mold

    Jul 10, 2023 · Apt 2

    Close
  • Unsanitary condition

    Pests

    Jul 10, 2023 · Apt 2

    Close
  • General

    Signage missing

    Jun 26, 2023 · Apt BLDG

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Mar 31, 2023 · Apt BLDG

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Mar 6, 2023 · Apt BLDG

    Close
  • Unsanitary condition

    Mold

    Nov 30, 2022 · Apt 2

    Close
  • Plumbing

    Basin/sink

    Nov 30, 2022 · Apt 2

    Close
  • Plumbing

    Basin/sink

    Nov 30, 2022 · Apt 2

    Close
  • Plumbing

    Water supply

    Nov 30, 2022 · Apt 2

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Sep 13, 2022 · Apt BLDG

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Aug 24, 2022 · Apt BLDG

    Close
  • Unsanitary condition

    Garbage/recycling storage

    Jun 11, 2022 · Apt BLDG

    Close
  • Plumbing

    Basin/sink

    Nov 27, 2018 · Apt 2

    Close
  • Plumbing

    Toilet

    Nov 27, 2018 · Apt 2

    Close
  • Appliance

    Refrigerator

    Nov 27, 2018 · Apt 2

    Close
  • General

    Bell/buzzer/intercom

    Nov 27, 2018 · Apt 2

    Close
  • Unsanitary condition

    Pests

    Nov 27, 2018 · Apt 2

    Close
  • Safety

    Smoke detector

    Nov 27, 2018 · Apt 2

    Close
  • Safety

    Carbon monoxide detector

    Nov 27, 2018 · Apt 2

    Close
  • Plumbing

    Toilet

    Nov 27, 2018 · Apt 2

    Close
  • Heat/hot water

    Entire building

    Mar 26, 2018 · Apt 2

    Close
  • Unsanitary condition

    Pests

    Jan 15, 2018 · Apt 2

    Close
  • General

    Bell/buzzer/intercom

    Jan 15, 2018 · Apt 2

    Close
  • Safety

    Smoke detector

    Jan 15, 2018 · Apt 2

    Close
  • Paint/plaster

    Ceiling

    Jan 15, 2018 · Apt 2

    Close
  • Heat/hot water

    Apartment only

    Jan 15, 2018 · Apt 2

    Close
  • Plumbing

    Toilet

    Jan 15, 2018 · Apt 2

    Close
  • Heat/hot water

    Apartment only

    Feb 6, 2017 · Apt 1FLR

    Close
  • Heat/hot water

    Apartment only

    Jan 8, 2017 · Apt APT1

    Close
  • Heat/hot water

    Apartment only

    Jan 6, 2017 · Apt APT1

    Close
  • Heat/hot water

    Entire building

    Dec 30, 2016 · Apt 1STFL

    Close
  • Heat/hot water

    Apartment only

    Dec 28, 2016 · Apt 1ST

    Close
  • Electric

    Power outage

    Dec 28, 2016 · Apt 1ST

    Close
  • Electric

    No lighting

    Dec 21, 2016 · Apt 1FLR

    Close
  • Heat/hot water

    Apartment only

    Dec 21, 2016 · Apt 1FLR

    Close
  • Plumbing

    Water supply

    Oct 28, 2016 · Apt 1

    Close
  • Heat/hot water

    Apartment only

    Oct 28, 2016 · Apt 1

    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
1899
Floors
3
Residential units
3
Building area
2,832 ft²
Lot area
1,717 ft²
Zoning
R6B
Community board
303
Council district
36
Block / lot
1783 / 15
Assessed value
$87,060
Landmark / historic district
No

HPD registration #315598, last renewed Jan 20, 2026.

Questions about 18 Kosciuszko Street

Who owns 18 Kosciuszko Street?

The owner of record in NYC Department of City Planning PLUTO data is Rf Kos Holding LLC.

Does 18 Kosciuszko Street have violations?

Yes. NYC HPD has recorded 47 housing violations at this property.

Is 18 Kosciuszko 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 18 Kosciuszko Street built?

City records list 1899 as the year it was built.

How many apartments are in 18 Kosciuszko 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.