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
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 · 47
- ANon-hazardous
Cleanse to the satisfaction of this department the building front areaway
Aug 14, 2026
Open — Nov sent out - BHazardous
Abate the nuisance consisting of pests. evidence of : flies
Aug 14, 2026
Open — Nov sent out - CImmediately hazardous
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 - 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
Jul 4, 2026
Open — Not complied with - BHazardous
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 - BHazardous
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 - CImmediately hazardous
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 - BHazardous
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 - BHazardous
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 - BHazardous
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 ↓
- BHazardous
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 - CImmediately hazardous
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 - 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.
May 5, 2026
Closed — Violation dismissed - CImmediately hazardous
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 - CImmediately hazardous
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 - BHazardous
Remove all encumbrances consisting of household item multiple bicycle at public hall, 1st story
Feb 4, 2026
Closed — Violation dismissed - BHazardous
Remove all encumbrances consisting of household item at public hall, 3rd story
Feb 4, 2026
Closed — Violation dismissed - 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.
Nov 18, 2025
Closed — Violation dismissed - BHazardous
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 - BHazardous
Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the at front yard
Jul 13, 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.
Jun 10, 2025
Closed — Violation dismissed - ANon-hazardous
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 - 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 - ANon-hazardous
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 - BHazardous
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 - 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 - 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.
Nov 4, 2022
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 - 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 - 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 - CImmediately hazardous
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 - CImmediately hazardous
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 - BHazardous
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 - BHazardous
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 - BHazardous
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 - CImmediately hazardous
Provide ready access to buildings heating system at cellar
Dec 31, 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 1st story public hall
Dec 31, 2016
Closed — Violation closed - BHazardous
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 - CImmediately hazardous
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 - CImmediately hazardous
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 - CImmediately hazardous
Provide ready access to buildings heating system boiler room door locked at basement
Dec 28, 2016
Closed — Violation closed - CImmediately hazardous
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 - BHazardous
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 - 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 - CImmediately hazardous
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 - BHazardous
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 - BHazardous
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
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.