434 Troy Ave

Fire safety class C · HPD violation

Fire safetyApt 2H class C · HPD violation

Fire safety class B · HPD violation

Fire safety class B · HPD violation

Fire safety class B · HPD violation

Lead-based paintApt 1B class C · closed · HPD violation

Show 4 more

Lead-based paintApt 1B class C · closed · HPD violation

Fire safety class C · closed · HPD violation

2025 Jul

Fire safety class B · closed · HPD violation

2025 Jul

Fire safety class B · closed · HPD violation

Structure and facade

Issues on record

What has happened here

Walls, floors and stairsApt 2H class B · HPD violation

Walls, floors and stairsApt 2H class B · HPD violation

Walls, floors and stairs class A · HPD violation

Walls, floors and stairsApt 5A class B · closed · HPD violation

Walls, floors and stairsApt 1B class B · HPD violation

Walls, floors and stairsApt 1B class A · closed · HPD violation

Show 12 more

Doors and windowsApt 1B class A · closed · HPD violation

Walls, floors and stairsApt 3N class A · closed · HPD violation

Walls, floors and stairsApt 3N class B · closed · HPD violation

Walls, floors and stairsApt 3N class A · closed · HPD violation

Walls, floors and stairsApt 3N class B · closed · HPD violation

Hazardous Condition (Facade) DOB violation

2021 Jun

2021 Jun

Failure To Correct Swarmp Conditions (Facade) DOB violation

2018 Sep

2014 Mar

2014 Jan

2005 May

Facade rating

Safe with a repair and maintenance program (cycle 9, filed Nov 2022)

DOB NOW: Safety – Facades Compliance Filings, as of 2026-10-20 · See the facade filings at DOB →

What this counts

Most recent facade (FISP) filing in the latest 5-year cycle

Sidewalk shed and scaffoldingfoundNo active shed permit; permits since Jun 2022, last expired Jun 2023
Landmark statusno recordNot in a historic district on record

Elevators

Issues on record

What has happened here

Elevators class - 2 · DOB violation

Elevators class - 2 · DOB violation

Elevators class - 2 · DOB violation

2024 Jun

ElevatorsApt 5K complaint

Elevators

2 active elevators; latest periodic inspection Feb 2026

DOB NOW Elevator Safety Compliance, as of 2026-10-20 · See this building's elevators on NYC Open Data →

What this counts

Active elevator devices registered to this building ID

Heat and hot water

Issues on record · 44 complaints, 2024–2026 · 13 in the past year

What has happened here

Heat or hot water class C · HPD violation

Heat or hot waterApt 6J class C · HPD violation

2026 Feb

Show 66 more

Heat or hot waterApt 3N class A · closed · HPD violation

Heat or hot waterApt 4G complaint

Heat or hot waterApt 6I complaint

Heat or hot waterApt 6B class C · HPD violation

Heat or hot waterApt 6A complaint

Heat or hot waterApt 6D complaint

Heat or hot waterApt 5B complaint

2025 Oct

Heat or hot waterApt 4L complaint

2025 Oct

2025 Apr

Heat or hot waterApt 4S complaint

Heat or hot waterApt 2K complaint

2025 Feb

Heat or hot water class C · closed · HPD violation

Heat or hot waterApt 1A complaint

Heat or hot waterApt 4A complaint

Heat or hot waterApt 1A complaint

Heat or hot waterApt 1K complaint

Heat or hot waterApt 1K complaint

Heat or hot waterApt 5I complaint

Heat or hot waterApt 3B complaint

Heat or hot waterApt 5C complaint

Heat or hot waterApt 3C complaint

Heat or hot waterApt 5I complaint

Heat or hot waterApt 3C complaint

2024 Apr

Heat or hot waterApt 3R complaint

Heat or hot waterApt 1K complaint

Heat or hot waterApt 3C complaint

Heat or hot waterApt 3B complaint

2024 Jan

2024 Jan

2024 Jan

Heat or hot waterApt 6S complaint

2023 Nov

2023 Oct

Heat or hot waterApt 1A complaint

2023 Apr

Low Pressure Boiler DOB violation

2009 Aug

Fuel burning permit, Boiler permit

1993 Aug

Local Law 62/91 - Boilers never closed · DOB violation

Heat source

Boiler burning natural gas (Federal FST-150), registration current since Aug 2025

Clean Air Tracking System (boiler registrations), as of 2026-10-21 · See this building's boiler registrations on NYC Open Data →

Boiler inspection filings

Latest accepted inspection Aug 2026, defects reported: no

DOB NOW: Safety Boiler, as of 2026-10-20 · See the boiler filings at DOB →

What this counts

Accepted annual boiler inspection filings, any date

Boiler work permits

Latest boiler work permit 2009

DOB Permit Issuance (BIS), as of 2026-10-20

What this counts

DOB boiler permits (BIS and DOB NOW); a permit dates work, not the boiler's age

Heat and hot water complaints

10 heat or hot water complaints

Housing Maintenance Code Complaints and Problems, as of 2026-10-20 · See the complaints at HPD Online →

What this counts

HPD complaints, heat season 2025–26 (Oct 1–May 31)

Water and pipes

Issues on record · 10 complaints, 2024–2026 · 8 in the past year

What has happened here

LeaksApt 2H class A · HPD violation

LeaksApt 2H class B · HPD violation

Plumbing, leaksApt 2H complaint

LeaksApt 1B class B · HPD violation

LeaksApt 1B class B · HPD violation

PlumbingApt 1B class B · HPD violation

Show 19 more

LeaksApt 3C complaint

Leaks class B · HPD violation

PlumbingApt 6 complaint

Plumbing complaint

LeaksApt 1R complaint

LeaksApt 5A class C · closed · HPD violation

LeaksApt 5A complaint

Plumbing, leaksApt 1B complaint

LeaksApt 3N class B · closed · HPD violation

LeaksApt 3N class B · closed · HPD violation

LeaksApt 3N complaint

2025 Jun

PlumbingApt 1A complaint

LeaksApt 1K complaint

PlumbingApt 3K complaint

Plumbing, leaksApt 3J complaint

LeaksApt 4J complaint

2024 Jun

PlumbingApt 5K complaint

2024 May

LeaksApt 2F complaint

2011 Feb

Plumbing permit

Water service line

Non-Lead (field inspection)

Lead Service Line Location Coordinates, as of 2026-01-30

Pests and cleanliness

3 complaints, 2024–2026 · 2 in the past year

What has happened here

MoldApt 5A complaint

PestsApt 1B class C · closed · HPD violation

PestsApt 1B class C · closed · HPD violation

MoldApt 1B class A · closed · HPD violation

PestsApt 1B complaint

Pests class C · closed · HPD violation

Show 6 more

Unsanitary conditions complaint

MoldApt 1K complaint

2024 Sep

PestsApt 4F complaint

2024 Jul

PestsApt 6H complaint

2024 Jun

PestsApt 5K complaint

2023 Nov

2023 Oct

Unsanitary conditions complaint

Electrical

3 complaints, 2026

What has happened here

ElectricalApt 1R complaint

ElectricalApt 5D complaint

ElectricalApt 5H complaint

2024 Jul

ElectricalApt 4L complaint

Flooding

No issues on record

FEMA flood zone

Outside FEMA's 1% annual-chance flood zone: X

FEMA National Flood Hazard Layer, as of 2026-10-21

What this counts

Effective FIRM zones touching the building footprint

Stormwater flooding

Extreme storm, 2080 sea levels: Not in mapped flooding; Moderate storm, 2050 sea levels: Not in mapped flooding; Moderate storm, today's sea levels: Not in mapped flooding; Limited storm, today's sea levels: Not loaded (file format unreadable)

NYC Stormwater Flood Maps, as of 2024-07-03

What this counts

Mapped ponding touching the building footprint

BasementWhole tax lot

Below grade

PLUTO (tax lot data), as of 2026-08-24

Rent and tenancy

On the state list

Rent stabilization

On the state's list of buildings with at least one rent-stabilized apartment (2024 registrations)

Rent Stabilized Building Lists (2024 HCR registrations), as of 2025-11-30

What this counts

The list doesn't say which apartments are stabilized, and being listed isn't proof of current status. For a specific apartment, request its rent history from HCR

Energy

ENERGY STAR score 56 (2024 report)

Energy and Water Data Disclosure (Local Law 84), as of 2025-11-25

What this counts

Letter grades are issued by the city under Local Law 33 and posted near the building entrance; Blueflo shows the reported score only

General condition and all records

HPD violations

35 open: 35 about building conditions — fire safety (7), heat or hot water (6), walls, floors and stairs (6), leaks (5); 10 immediately hazardous (class C). Also 1 older record from 2013 never closed. 25 further violations from 2025–2026 were closed. 334 violations on record in all, 1998–2026 — the 122 most recent are listed here

Fire safety class C

Smoke or CO detectorsApt 6N class B

Smoke or CO detectorsApt 6N class B

Heat or hot water class C

Heat or hot waterApt 6J class C