171 South 4 Street
Brooklyn, NY 11211BBL 3-02432-0040Map
Owner of record: 171-173 Realty LLC
171 South 4 Street is a walk-up apartment building built in 1914 in Brooklyn, 11211. It has 23 residential units across 6 floors. The owner of record is 171-173 Realty LLC. HPD has recorded 87 housing violations here, most recently on April 30, 2026. 44 of the 50 most recent violations are still open. City tax records listed 11 rent-stabilized apartments here in 2023.
- HPD violations
- 87
- DOB violations
- 2
- ECB violations
- 5
- HPD complaints
- 766
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
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.
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 · 87
- CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges at vestibule door , 1st story
Apr 30, 2026
Open — Nov sent out - CImmediately hazardous
Remove device preventing door from being self-closing kickstand installed at vestibule door , 1st story
Apr 30, 2026
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.
Jun 10, 2025
Closed — Violation dismissed - BHazardous
Trace and repair the source and abate the visible mold condition... less than 10 square feet at ceiling in the bathroom located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — First no access to re- inspect violation - CImmediately hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Notice of issuance sent to tenant - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Notice of issuance sent to tenant - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Notice of issuance sent to tenant - BHazardous
Properly repair with similar material the broken or defective wood saddle at entrance in the 1st room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Refit 1st window north at east wall in the 1st room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out
Show 40 more ↓
- BHazardous
Refit upper sash window at north in the kitchen located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - 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 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - CImmediately hazardous
Provide a safe and adequate supply of electric service to the fixtures throughout apartment in the entire apartment located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 1st room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the 4th room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective wood door and wood door frame at entrance in the 4th room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective wood door frame at entrance in the 1st room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Replace with new the missing escutcheon plate at the riser in the bathroom located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - CImmediately hazardous
Provide a safe and adequate supply of electric service to the fixtures at all walls and ceiling in the entire apartment located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective wood door saddle in the 1st room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Refit upper sash window at north in the kitchen located at apt 17, 5th story
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Refit 1st upper sash window from north at east wall in the 1st room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective wood door frame in the 1st room from east located at apt 17, 5th story
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective wood door and wood door frame in the 4th room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective wood door saddle in the 1st room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the kitchen located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 1st room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - 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 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at north wall in the bathroom located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the 4th room from east located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Replace with new the missing cap at steam rizer in the bathroom located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — Nov sent out - BHazardous
Trace and repair the source and abate the visible mold condition... less than 10 square feet at ceiling in the bathroom located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
Open — First no access to re- inspect violation - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the kitchen located at apt 17, 5th story, 1st apartment from east at south
Dec 19, 2024 · Apt 17
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.
Apr 11, 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.
Mar 24, 2023
Closed — Violation dismissed - BHazardous
And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of air conditioner unit beyond 3rd window sill from west at 5th story balcony at building front at fire escape
Jan 6, 2023
Open — Nov sent out - BHazardous
And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of air conditioner unit beyond 2nd window sill from west at 4th story balcony at building front at fire escape
Jan 6, 2023
Open — Nov sent out - BHazardous
And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of air conditioner unit beyond 2nd window sill from west at 3rd story balcony at building front at fire escape
Jan 6, 2023
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.
Mar 2, 2022
Closed — Violation dismissed - BHazardous
And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of household items and flower pots on the 2nd and 5th story balconies, building front at fire escape
Apr 16, 2021
Open — Nov sent out - BHazardous
Repair or replace the carbon monoxide detecting device(s). defective located at apt 3, 2nd story, 1st apartment from west at north
Apr 16, 2021 · Apt 3
Open — Nov sent out - BHazardous
Repair or replace the smoke detector defective located at apt 3, 2nd story, 1st apartment from west at north
Apr 16, 2021 · Apt 3
Open — Nov sent out - CImmediately hazardous
Arrange and make self-closing the doors in the entrance located at apt 3, 2nd story, 1st apartment from west at north
Apr 16, 2021 · Apt 3
Open — Nov sent out - 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.
Apr 13, 2021
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 13, 2021
Closed — Violation dismissed - BHazardous
And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes flower pots at 2nd story balcony at building front at fire escape
Apr 8, 2021
Open — Nov sent out - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 11, 3rd story, 1st apartment from west at north
Dec 16, 2020 · Apt 11
Open — Nov sent out - BHazardous
Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 11, 3rd story, 1st apartment from west at north
Dec 16, 2020 · Apt 11
Open — Nov sent out
DOB building violations · 2
- Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2016 inspection report
Apr 6, 2018
Dob violation - active - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Feb 13, 2004
Dob violation - dismissed
ECB violations · 5
- Class - 1
Failure to provide a system of automatic sprinklers where required perbc903.2 and 27-954 for transient use at apartments #3,4 and 8.rem:discontinue illegal occupancy.
Aug 25, 2019
Resolve - Class - 1
Failure to provide the required number of means of egress for every floor per bc1018.1(2008)bc1021.1(2014)and 27-366 for transient use at apts #3,4,and 8.rem:discontinue illegal occupancy.
Aug 25, 2019
Resolve - Class - 1
Bc907.2.8/failure to provide the required fire alarm system for transient use at apts #3,4 and 8.rem:discontinue illegal occupancy.
Aug 25, 2019
Resolve - Class - 1
Permanent dwelling used/converted for other than permanent residentialpurpose.dob records indicates premises to be legally approved as a class "a" multiple dwelling.now apts #3,4 and 8 illegally used/converted
Aug 25, 2019
Resolve - Non-hazardous
Failure to maintain exterior bldg wall.noted above top floor window at rear of bldg ne side a crack from top of window to top of property wall approx 3ft long x approx 1/4 wide.remedy:repair cracks in exterio
Mar 18, 2004
Resolve
Complaints
- Unsanitary condition
Mold
Apr 13, 2026 · Apt APT20
Close - Unsanitary condition
Pests
Apr 13, 2026 · Apt APT20
Close - Flooring/stairs
Floor
Dec 16, 2024 · Apt 17
Close - Appliance
Electric/gas range
Dec 16, 2024 · Apt 17
Close - Paint/plaster
Ceiling
Dec 16, 2024 · Apt 17
Close - Flooring/stairs
Floor
Dec 16, 2024 · Apt 17
Close - Door/window
Window frame
Dec 16, 2024 · Apt 17
Close - Flooring/stairs
Floor
Dec 16, 2024 · Apt 17
Close - Water leak
Damp spot
Dec 16, 2024 · Apt 17
Close - Electric
Power outage
Dec 16, 2024 · Apt 17
Close
Show 40 more ↓
- General
Bell/buzzer/intercom
Dec 16, 2024 · Apt 17
Close - Plumbing
Water supply
Dec 16, 2024 · Apt 17
Close - Unsanitary condition
Pests
Dec 16, 2024 · Apt 17
Close - Electric
Outlet/switch
Dec 16, 2024 · Apt 17
Close - Electric
Outlet/switch
Dec 16, 2024 · Apt 17
Close - Door/window
Window frame
Dec 16, 2024 · Apt 17
Close - General
Bell/buzzer/intercom
Dec 16, 2024 · Apt 17
Close - Paint/plaster
Wall
Dec 16, 2024 · Apt 17
Close - Water leak
Slow leak
Dec 16, 2024 · Apt 17
Close - Unsanitary condition
Pests
Dec 5, 2024 · Apt 4
Close - Water leak
Heavy flow
May 27, 2024 · Apt 19
Close - Water leak
Slow leak
Mar 16, 2023 · Apt 9
Close - Paint/plaster
Ceiling
Nov 14, 2022 · Apt 9
Close - Unsanitary condition
Mold
Nov 14, 2022 · Apt 9
Close - Water leak
Heavy flow
Nov 14, 2022 · Apt 9
Close - Electric
Power outage
Aug 6, 2022 · Apt 5
Close - Electric
No lighting
Jun 27, 2022 · Apt 5
Close - Unsanitary condition
Pests
Dec 8, 2020 · Apt 11
Close - Unsanitary condition
Pests
Sep 3, 2020 · Apt 3
Close - Unsanitary condition
Mold
Sep 3, 2020 · Apt 3
Close - Paint/plaster
Wall
Dec 12, 2017 · Apt 21
Close - Unsanitary condition
Mold
Dec 12, 2017 · Apt 21
Close - Unsanitary condition
Mold
Dec 12, 2017 · Apt 21
Close - Door/window
Door
Dec 12, 2017 · Apt 21
Close - Heat/hot water
Entire building
Nov 14, 2017 · Apt 3
Close - Door/window
Door
May 8, 2017 · Apt 21
Close - Plumbing
Bathtub/shower
Mar 6, 2017 · Apt 21
Close - Paint/plaster
Wall
Mar 6, 2017 · Apt 21
Close - Water leak
Slow leak
Mar 6, 2017 · Apt 21
Close - General
Cabinet
Mar 6, 2017 · Apt 21
Close - Paint/plaster
Wall
Mar 6, 2017 · Apt 21
Close - Unsanitary condition
Mold
Mar 6, 2017 · Apt 21
Close - Plumbing
Bathtub/shower
Feb 20, 2017 · Apt 21
Close - Plumbing
Basin/sink
Feb 20, 2017 · Apt 21
Close - Unsanitary condition
Mold
Feb 20, 2017 · Apt 21
Close - Unsanitary condition
Pests
May 26, 2014 · Apt 16
Close - Paint/plaster
Ceiling
May 26, 2014 · Apt 16
Close - Unsanitary condition
Mold
May 26, 2014 · Apt 16
Close - Heating
Heat related
Feb 24, 2014 · Apt NA
Close - Heating
Heat related
Jan 8, 2014 · Apt 12
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C7)
- Year built
- 1914
- Floors
- 6
- Residential units
- 23
- Building area
- 14,763 ft²
- Lot area
- 3,029 ft²
- Zoning
- R6
- Community board
- 301
- Council district
- 34
- Block / lot
- 2432 / 40
- Assessed value
- $1,149,300
- Landmark / historic district
- No
HPD registration #300612, last renewed Oct 6, 2025.
Questions about 171 South 4 Street
Who owns 171 South 4 Street?
The owner of record in NYC Department of City Planning PLUTO data is 171-173 Realty LLC.
Does 171 South 4 Street have violations?
Yes. NYC HPD has recorded 87 housing violations at this property.
Is 171 South 4 Street rent stabilized?
NYC Department of Finance tax bills listed 11 rent-stabilized units here in 2023 (about 48% of its 23 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 171 South 4 Street built?
City records list 1914 as the year it was built.
How many apartments are in 171 South 4 Street?
It has 23 residential units and 24 units in total.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.