Does 357 9th Street, Brooklyn have HPD violations?

Yes, 357 9th Street, Brooklyn currently has 18 open HPD housing violations: 1 Class A (non-hazardous), 5 Class B (hazardous), and 12 Class C (immediately hazardous). Data from NYC HPD via NYC Open Data, last updated September 4, 2026.

How many 311 complaints has 357 9th Street, Brooklyn received?

357 9th Street, Brooklyn has received 70 complaints in the last 12 months and 14 in the last 30 days. The most common complaint type is UNSANITARY CONDITION with 30 complaints.

Is 357 9th Street, Brooklyn safe to live in?

Based on NYC Open Data, 357 9th Street, Brooklyn has a CRITICAL RISK safety rating. The building has 12 Class C (immediately hazardous) violations and should be investigated carefully before signing a lease.

What are the most common complaints at 357 9th Street, Brooklyn?

The most common complaints filed at 357 9th Street, Brooklyn in the last 12 months are: 1. UNSANITARY CONDITION (30 complaints), 2. PLUMBING (14 complaints), 3. DOOR/WINDOW (9 complaints).

Are there Class C violations at 357 9th Street, Brooklyn?

Yes. 357 9th Street, Brooklyn currently has 12 Class C violations, which are classified as immediately hazardous by NYC HPD. These require urgent landlord certification of correction.

When was the last complaint filed at 357 9th Street, Brooklyn?

The most recent 311 complaint at 357 9th Street, Brooklyn was filed on August 15, 2026. In total, 125 complaints have been filed since January 2024. Data updated daily from NYC Open Data.

How serious are the violations at 357 9th Street, Brooklyn?

357 9th Street, Brooklyn currently has 18 open HPD violations: 1 Class A (non-hazardous), 5 Class B (hazardous), and 12 Class C (immediately hazardous). Class C violations are immediately hazardous and require urgent remediation by the landlord under NYC housing code. Data from NYC HPD via NYC Open Data.

Is 357 9th Street, Brooklyn a good building to rent?

357 9th Street, Brooklyn has 12 Class C (immediately hazardous) violations currently open — the most serious HPD category. Prospective renters should exercise significant caution, request a full HPD inspection history, and consult a tenant rights organization before signing any lease.

Who do I contact about violations at 357 9th Street, Brooklyn?

To report a housing issue or follow up on violations at 357 9th Street, Brooklyn, contact NYC's Housing Preservation and Development (HPD) by calling 311 or visiting hpd.nyc.gov. Tenants can file a new complaint via the 311 mobile app or website. For free legal assistance, contact Housing Court Answers (212-962-4795), MFY Legal Services, or Housing Rights Initiative.

357 9th Street, Brooklyn

📍 Park Slope, Brooklyn Built 1920 131 units Class RM Residential

Registered to ROSE MILORD Corporation HPD registration · updated monthly

CRITICAL RISK

18 Open Violations

12C 5B 1A

70 Complaints (12 mo) ↑ up vs prior year

14 Last 30 Days

Renting here? This building has 12 unresolved immediately-hazardous violations — ask the landlord what's being done about them before you sign.

311 Complaint Summary

Last 30 Days

Last 90 Days

Last 365 Days

⚠️ Complaints are up 118% compared to the previous 6 months.

🐀 41 pest infestation complaints filed with HPD since 2024

Complaint Types (Last 12 Months)

UNSANITARY CONDITION

30(43%)

PLUMBING

14(20%)

DOOR/WINDOW

9(13%)

HEAT/HOT WATER

7(10%)

APPLIANCE

3(4%)

WATER LEAK

2(3%)

PAINT/PLASTER

2(3%)

ELECTRIC

2(3%)

📅 Monthly Activity Heatmap (Last 12 Months)

Oct

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Source: NYC 311 / HPD · Synced daily · Covers HPD-managed residential buildings · Records from Jan 2024 onward

DOHMH Rat Inspection History

5 Inspections on Record

Passed Most Recent Result

2024-08-21 Most Recent Date

2024-08-21 Initial Passed

2022-11-10 Compliance Passed

2022-10-07 Initial Failed for Rat Activity

2021-02-12 Initial Passed

2019-12-27 Initial Passed

Source: NYC DOHMH Rodent Inspections · Synced daily (30-day lookback) · Inspections may cover the building's block, not the exact address · DOHMH data publishes with ~10-day lag

HPD Housing Violations

1 Class A

5 Class B

12 Class C

Driving this immediately hazardous rating

Class C Remove device preventing door from being self-closing wood wedge jammed and obstructed north entrance door to… 2026-06-23

Class C Remove device preventing door from being self-closing paper roll jammed and obstructed east entrance door to… 2026-06-23

See all 18 violations ▼

Class C § 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING WOOD WEDGE JAMMED AND OBSTRUCTED NORTH ENTRANCE DOOR TO LAUNDRY ROOM, IN THE C-SECTION, AT NORTH, AT PUBLIC HALL AT , 3rd STORY

2026-06-23 ▼

Violation ID: #19024059

Current Status: Open

Date Issued: 2026-06-23T00:00:00.000

Description: § 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING WOOD WEDGE JAMMED AND OBSTRUCTED NORTH ENTRANCE DOOR TO LAUNDRY ROOM, IN THE C-SECTION, AT NORTH, AT PUBLIC HALL AT , 3rd STORY

Class C § 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING PAPER ROLL JAMMED AND OBSTRUCTED EAST ENTRANCE DOOR TO FIRE STAIRCASE, IN THE C-SECTION, AT EAST, AT PUBLIC HALL AT EAST , 3rd STORY

2026-06-23 ▼

Violation ID: #19024060

Current Status: Open

Date Issued: 2026-06-23T00:00:00.000

Description: § 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING PAPER ROLL JAMMED AND OBSTRUCTED EAST ENTRANCE DOOR TO FIRE STAIRCASE, IN THE C-SECTION, AT EAST, AT PUBLIC HALL AT EAST , 3rd STORY

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE AT COMMUNITY KITCHEN, 5th STORY

2025-06-18 ▼

Violation ID: #18037978

Current Status: Open

Date Issued: 2025-06-18T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE AT COMMUNITY KITCHEN, 5th STORY

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ROOM LOCATED AT B-ROOM C410, 4th STORY, 1st B-ROOM FROM WEST AT NORTH , SECTION ''C''

2025-06-17 ▼

Violation ID: #18044937

Current Status: Open

Date Issued: 2025-06-17T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ROOM LOCATED AT B-ROOM C410, 4th STORY, 1st B-ROOM FROM WEST AT NORTH , SECTION ''C''

Class C § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGE IN THE ROOM LOCATED AT B-ROOM A603, 6th STORY, 2nd B-ROOM FROM EAST AT SOUTH

2025-06-17 ▼

Violation ID: #18053487

Current Status: Open

Date Issued: 2025-06-17T00:00:00.000

Description: § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGE IN THE ROOM LOCATED AT B-ROOM A603, 6th STORY, 2nd B-ROOM FROM EAST AT SOUTH

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ROOM LOCATED AT B-ROOM B409, 4th STORY, 1st B-ROOM FROM SOUTH AT WEST , SECTION ''B''

2025-06-17 ▼

Violation ID: #18044898

Current Status: Open

Date Issued: 2025-06-17T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ROOM LOCATED AT B-ROOM B409, 4th STORY, 1st B-ROOM FROM SOUTH AT WEST , SECTION ''B''

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ROOM LOCATED AT B-ROOM C412, 4th STORY, 3rd B-ROOM FROM WEST AT NORTH , SECTION ''C''

2025-06-17 ▼

Violation ID: #18044922

Current Status: Open

Date Issued: 2025-06-17T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ROOM LOCATED AT B-ROOM C412, 4th STORY, 3rd B-ROOM FROM WEST AT NORTH , SECTION ''C''

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ROOM LOCATED AT B-ROOM C411, 4th STORY, 2nd B-ROOM FROM WEST AT NORTH , SECTION ''C''

2025-06-17 ▼

Violation ID: #18044952

Current Status: Open

Date Issued: 2025-06-17T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ROOM LOCATED AT B-ROOM C411, 4th STORY, 2nd B-ROOM FROM WEST AT NORTH , SECTION ''C''

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ROOM LOCATED AT B-ROOM C410, 4th STORY, 1st B-ROOM FROM WEST AT NORTH , SECTION ''C''

2025-06-17 ▼

Violation ID: #18044935

Current Status: Open

Date Issued: 2025-06-17T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ROOM LOCATED AT B-ROOM C410, 4th STORY, 1st B-ROOM FROM WEST AT NORTH , SECTION ''C''

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ROOM LOCATED AT B-ROOM B504, 5th STORY, 8th B-ROOM FROM NORTH AT EAST

2025-01-11 ▼

Violation ID: #17619815

Current Status: Open

Date Issued: 2025-01-11T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ROOM LOCATED AT B-ROOM B504, 5th STORY, 8th B-ROOM FROM NORTH AT EAST

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT A508, 5th STORY, 1st APARTMENT FROM SOUTH AT WEST , SECTION AT WEST

2024-09-23 ▼

Violation ID: #17301243

Current Status: Open

Date Issued: 2024-09-23T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT A508, 5th STORY, 1st APARTMENT FROM SOUTH AT WEST , SECTION AT WEST

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT C302, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION AT EAST

2024-09-23 ▼

Violation ID: #17301247

Current Status: Open

Date Issued: 2024-09-23T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT C302, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION AT EAST

Class B § 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS OF THE FLOOR IN THE ENTIRE APARTMENT LOCATED AT APT A606, 6th STORY, 1st APARTMENT FROM NORTH AT EAST

2025-09-24 ▼

Violation ID: #18259597

Current Status: Open

Date Issued: 2025-09-24T00:00:00.000

Description: § 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS OF THE FLOOR IN THE ENTIRE APARTMENT LOCATED AT APT A606, 6th STORY, 1st APARTMENT FROM NORTH AT EAST

Class B § 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES THAT IS MISSING LOCATED AT B-ROOM C302, 3rd STORY, 2nd B-ROOM FROM WEST AT NORTH , SECTION ''EAST''

2025-08-15 ▼

Violation ID: #18171956

Current Status: Open

Date Issued: 2025-08-15T00:00:00.000

Description: § 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES THAT IS MISSING LOCATED AT B-ROOM C302, 3rd STORY, 2nd B-ROOM FROM WEST AT NORTH , SECTION ''EAST''

Class B § 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES THAT IS DEFECTIVE LOCATED AT B-ROOM A505, 5th STORY, 2nd B-ROOM FROM WEST AT NORTH , SECTION ''WEST''

2025-08-15 ▼

Violation ID: #18171961

Current Status: Open

Date Issued: 2025-08-15T00:00:00.000

Description: § 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES THAT IS DEFECTIVE LOCATED AT B-ROOM A505, 5th STORY, 2nd B-ROOM FROM WEST AT NORTH , SECTION ''WEST''

Class B § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE ELECTRICAL OUTLET AT NORTH AND SOUTH WALL IN THE ROOM LOCATED AT B-ROOM C403, 4th STORY, 3rd B-ROOM FROM NORTH AT EAST , SECTION ''C''

2025-06-17 ▼

Violation ID: #18044881

Current Status: Open

Date Issued: 2025-06-17T00:00:00.000

Description: § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE ELECTRICAL OUTLET AT NORTH AND SOUTH WALL IN THE ROOM LOCATED AT B-ROOM C403, 4th STORY, 3rd B-ROOM FROM NORTH AT EAST , SECTION ''C''

Class B § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING IN THE ROOM LOCATED AT B-ROOM C403, 4th STORY, 3rd B-ROOM FROM NORTH AT EAST , SECTION ''C''

2025-06-17 ▼

Violation ID: #18044877

Current Status: Open

Date Issued: 2025-06-17T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING IN THE ROOM LOCATED AT B-ROOM C403, 4th STORY, 3rd B-ROOM FROM NORTH AT EAST , SECTION ''C''

Class A § 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT ALL WALLS IN THE ROOM LOCATED AT B-ROOM C403, 4th STORY, 3rd B-ROOM FROM NORTH AT EAST , SECTION ''C''

2025-06-17 ▼

Violation ID: #18044883

Current Status: Open

Date Issued: 2025-06-17T00:00:00.000

Description: § 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT ALL WALLS IN THE ROOM LOCATED AT B-ROOM C403, 4th STORY, 3rd B-ROOM FROM NORTH AT EAST , SECTION ''C''

⚠️ What does Class C mean?

Class C violations are classified as immediately hazardous by the HPD (e.g. lack of heat or hot water, active mold, severe rodent infestations, lead-based paint, or carbon monoxide detector issues). Landlords are legally required to resolve these immediately.

Source: NYC HPD Housing Violations · Synced daily · Open violations only — closed violations excluded · Class I (administrative/registration notices) excluded from counts

Neighborhood Comparison

How 357 9th Street, Brooklyn compares to other tracked buildings in Park Slope in the last 12 months.

Average building in Park Slope

This building

NYC Average

📊 That's 70.0× the Park Slope average · top 1% most-complained in neighborhood

Nearby Buildings

Top complained-about buildings in the same neighborhood (Park Slope) in the last 12 months.

Address	Complaints	Violations	Risk Score	Actions
515 6 AVENUE, BROOKLYN	433	17	CRITICAL	View →
38 SIXTH AVENUE, BROOKLYN	276	81	CRITICAL	View →
89 VISITATION PLACE, BROOKLYN	232	220	CRITICAL	View →
230 ST JOHNS PLACE, BROOKLYN	209	56	CRITICAL	View →
110 4 AVENUE, BROOKLYN	138	2	CRITICAL	View →

What This Means If You're Considering Renting Here

This building has 12 Class C (immediately hazardous) violations currently open — the most serious HPD category. With 70 complaints filed in the last 12 months, prospective renters should exercise significant caution, request a full HPD inspection history, and consult a tenant rights organization before signing any lease.

Data current as of September 4, 2026. Always verify independently with HPD before signing a lease.

Data last updated: September 4, 2026 · Source: NYC Open Data

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