📊 311tracker
170 Riverdale Avenue, Brooklyn is a residential building in Brownsville, Brooklyn, New York City. As of June 8, 2026, this building has 21 open HPD violations: 0 Class A, 6 Class B, and 15 Class C (immediately hazardous). In the last 12 months, 90 complaints have been filed against this building via NYC 311. The most common complaint type is UNSANITARY CONDITION. The building's overall risk rating is CRITICAL RISK. Data source: NYC Open Data, updated daily. Last verified: June 8, 2026.

170 Riverdale Avenue, Brooklyn

📍 Brownsville, Brooklyn 🔨 Built 1974 🏢 74 units 🏷️ Class C1
Residential
CRITICAL RISK

Safety Rating: Immediately hazardous — Immediately hazardous violations — serious concerns.

311 Complaint Summary

17
Last 30 Days
20
Last 90 Days
90
Last 365 Days
⚠️ Complaints are up 191% compared to the previous 6 months.
Complaint Types (Last 12 Months)
UNSANITARY CONDITION
34(39%)
PLUMBING
21(24%)
HEAT/HOT WATER
8(9%)
WATER LEAK
7(8%)
DOOR/WINDOW
6(7%)
PAINT/PLASTER
4(5%)
APPLIANCE
4(5%)
ELECTRIC
3(3%)
📅 Monthly Activity Heatmap (Last 12 Months)
Jul
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Dec
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Feb
Mar
Apr
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Jun

HPD Housing Violations

0 Class A
6 Class B
15 Class C
Class B § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND WEST WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-03-12 ▼

Violation ID: #18705604

Current Status: Open

Date Issued: 2026-03-12T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND WEST WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE MECHANICAL VENT SYSTEM AT WEST WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-03-12 ▼

Violation ID: #18705605

Current Status: Open

Date Issued: 2026-03-12T00:00:00.000

Description: § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE MECHANICAL VENT SYSTEM AT WEST WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class B § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE VENTILLATION SYSTEM AT SOUTH WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
2025-05-28 ▼

Violation ID: #17922460

Current Status: Open

Date Issued: 2025-05-28T00:00:00.000

Description: § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE VENTILLATION SYSTEM AT SOUTH WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH

Class B § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT SOUTH WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
2025-05-28 ▼

Violation ID: #17922461

Current Status: Open

Date Issued: 2025-05-28T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT SOUTH WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH

Class B § 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT SOUTH WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
2025-05-28 ▼

Violation ID: #17922462

Current Status: Open

Date Issued: 2025-05-28T00:00:00.000

Description: § 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT SOUTH WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH

Class B § 27-2005, 2007 ADM CODE FIRE EGRESS DEFECTIVE. REMOVE OBSTRUCTING BARS OR UNLAWFUL GATES FROM AT LEAST 1 WINDOW OR PROVIDE APPROVED TYPE GATE IN THE ENTIRE APARTMENT LOCATED AT APT A UPPER LEVEL, 1st APARTMENT FROM EAST AT SOUTH
2024-06-22 ▼

Violation ID: #17072586

Current Status: Open

Date Issued: 2024-06-22T00:00:00.000

Description: § 27-2005, 2007 ADM CODE FIRE EGRESS DEFECTIVE. REMOVE OBSTRUCTING BARS OR UNLAWFUL GATES FROM AT LEAST 1 WINDOW OR PROVIDE APPROVED TYPE GATE IN THE ENTIRE APARTMENT LOCATED AT APT A UPPER LEVEL, 1st APARTMENT FROM EAST AT SOUTH

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT E, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
2026-03-27 ▼

Violation ID: #18742816

Current Status: Open

Date Issued: 2026-03-27T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT E, 3rd STORY, 1st APARTMENT 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 C, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-03-12 ▼

Violation ID: #18705607

Current Status: Open

Date Issued: 2026-03-12T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST
2026-03-12 ▼

Violation ID: #18705606

Current Status: Open

Date Issued: 2026-03-12T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class C § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... GREATER THAN 10SQ FEET AT CEILING AND WEST WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST ORIGINAL VIOLATION 18705602 ISSUED 12-MAR-26 HAS BEEN UPGRADED TO CLASS C PER ADMINISTRATIVE CODE 27-2017.3a(5)(a) or (b).
2026-03-12 ▼

Violation ID: #18939247

Current Status: Open

Date Issued: 2026-03-12T00:00:00.000

Description: § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... GREATER THAN 10SQ FEET AT CEILING AND WEST WALL IN THE BATHROOM LOCATED AT APT C, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST ORIGINAL VIOLATION 18705602 ISSUED 12-MAR-26 HAS BEEN UPGRADED TO CLASS C PER ADMINISTRATIVE CODE 27-2017.3a(5)(a) or (b).

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT A, 1st APARTMENT FROM SOUTH AT WEST
2024-10-05 ▼

Violation ID: #17332215

Current Status: Open

Date Issued: 2024-10-05T00:00:00.000

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

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT D, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
2024-10-05 ▼

Violation ID: #17332231

Current Status: Open

Date Issued: 2024-10-05T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT D, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT B, 2nd APARTMENT FROM SOUTH AT WEST
2024-10-05 ▼

Violation ID: #17332218

Current Status: Open

Date Issued: 2024-10-05T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT B, 2nd APARTMENT FROM SOUTH AT WEST

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT A, 1st APARTMENT FROM SOUTH AT WEST
2024-10-05 ▼

Violation ID: #17332216

Current Status: Open

Date Issued: 2024-10-05T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT A, 1st APARTMENT FROM SOUTH AT WEST

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT B, 2nd APARTMENT FROM SOUTH AT WEST
2024-10-05 ▼

Violation ID: #17332219

Current Status: Open

Date Issued: 2024-10-05T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT B, 2nd APARTMENT FROM SOUTH AT WEST

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT D, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
2024-10-05 ▼

Violation ID: #17332230

Current Status: Open

Date Issued: 2024-10-05T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT D, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT E, 1st STORY, 1st APARTMENT FROM NORTH AT EAST
2024-07-03 ▼

Violation ID: #17093331

Current Status: Open

Date Issued: 2024-07-03T00:00:00.000

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

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT E, 1st STORY, 1st APARTMENT FROM NORTH AT EAST
2024-07-03 ▼

Violation ID: #17093330

Current Status: Open

Date Issued: 2024-07-03T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT E, 1st STORY, 1st APARTMENT 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 A, 1st APARTMENT FROM EAST AT SOUTH
2024-06-22 ▼

Violation ID: #17072585

Current Status: Open

Date Issued: 2024-06-22T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT A, 1st APARTMENT FROM EAST AT SOUTH

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT D, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST
2024-06-22 ▼

Violation ID: #17072587

Current Status: Open

Date Issued: 2024-06-22T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT D, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT D, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST
2024-06-22 ▼

Violation ID: #17072588

Current Status: Open

Date Issued: 2024-06-22T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT D, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST

⚠️ 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.

Violation History & Landlord Accountability

D Violation Severity
21 Open Violations
0 Class A
6 Class B
15 Class C

Significant Class C violation load.

Score: 52/100 · Based on current open violations. Higher Class C violations = lower score.

First violation on record: 2024-06-22 · Most recent: 2026-03-27

A Few/no Class C  ·  B Limited Class C  ·  C Multiple Class C  ·  D Significant  ·  F High hazard load

Neighborhood Comparison

How 170 Riverdale Avenue, Brooklyn compares to other tracked buildings in Brownsville in the last 12 months.

2
Average building in Brownsville
90
This building
1
NYC Average
📊 That's 45.0× the Brownsville average · top 15% most-complained in neighborhood

Nearby Buildings

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1328 HERKIMER STREET, BROOKLYN 137 141 CRITICAL View →

Data Disclaimer: All compliance data on this page is synced directly from municipal reports published via NYC Open Data. Complaint counts and HPD housing violations are updated daily. Building characteristics (built year, unit count, and building class) are derived from the NYC Department of City Planning's PLUTO database.

Data last updated: June 8, 2026 · Source: NYC Open Data

⚠️ Serious Concerns Found

This building has 90 complaints and 15 Class C (immediately hazardous) violations on record in the last 12 months. Review the full violation list carefully before signing any lease.

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📊 NYC Building Insights

Read our data analysis of NYC's worst landlords, most complained buildings, and Grade A properties.

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About This Data

Complaint data is sourced from the NYC 311 Service Requests dataset (NYC Open Data). Violation data is from the HPD Housing Maintenance Code Violations dataset. Building info is based on NYC PLUTO by NYC Department of City Planning.

All records are public-domain municipal data provided as-is. Updated daily. Last verified: June 8, 2026.