51 Post Ave

Heat or hot waterApt 53 class A · closed · HPD violation

Heat or hot waterApt 34 complaint

Heat or hot waterApt 34 complaint

Heat or hot waterApt 34 complaint

2011 Apr

Fuel storage permit

Show 1 more

2007 May

Fuel burning permit, Boiler permit

Heat source

Boiler burning No. 2 oil (Federal FST-32), registration current since Nov 2025

Clean Air Tracking System (boiler registrations), as of 2026-10-19 · See this building's boiler registrations on NYC Open Data →

Boiler inspection filings

Latest accepted inspection May 2026, defects reported: no

DOB NOW: Safety Boiler, as of 2026-10-17 · See the boiler filings at DOB →

What this counts

Accepted annual boiler inspection filings, any date

Boiler work permits

Latest boiler work permit 2007

DOB Permit Issuance (BIS), as of 2026-10-19

What this counts

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

Heat and hot water complaints

1 heat or hot water complaint

Housing Maintenance Code Complaints and Problems, as of 2026-10-19 · 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 · 7 complaints, 2024–2026 · 1 in the past year

What has happened here

LeaksApt 34 class B · HPD violation

2026 Jul

PlumbingApt 34 class B · HPD violation

2026 Jul

LeaksApt 34 class B · HPD violation

PlumbingApt 5 complaint

LeaksApt 53 complaint

LeaksApt 53 complaint

Show 5 more

PlumbingApt 34 class B · closed · HPD violation

Plumbing, leaksApt 35 complaint

PlumbingApt 34 complaint

Plumbing, leaksApt BASEME complaint

2024 Dec

LeaksApt 22 complaint

Water service line

Non-Lead (records)

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

Pests and cleanliness

Issues on record · 7 complaints, 2025–2026 · 1 in the past year

What has happened here

MoldApt 34 class A · HPD violation

PestsApt 34 class C · HPD violation

PestsApt 34 class C · HPD violation

MoldApt 34 class A · HPD violation

2026 Jul

Pests class A · paperwork · closed · HPD violation

Show 19 more

PestsApt 53 class C · closed · HPD violation

Pests class A · paperwork · closed · HPD violation

MoldApt 34 class A · closed · HPD violation

MoldApt 34 class A · closed · HPD violation

PestsApt 35 complaint

Unsanitary conditions complaint

2024 Jun

2023 Nov

PestsApt BASEME complaint

Electrical

Issues on record · 3 complaints, 2025–2026 · 1 in the past year

What has happened here

ElectricalApt 34 class B · HPD violation

ElectricalApt 34 class A · HPD violation

ElectricalApt 5 class B · HPD violation

ElectricalApt 5 complaint

ElectricalApt 34 complaint

ElectricalApt 34 complaint

Flooding

No issues on record

FEMA flood zone

Outside FEMA's 1% annual-chance flood zone: X, X (0.2% annual chance)

FEMA National Flood Hazard Layer, as of 2026-10-19

What this counts

Effective FIRM zones touching the building footprint

Stormwater flooding

Extreme storm, 2080 sea levels: Deep and contiguous flooding (1 ft+); 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

Above 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

Gas

What has happened here

PL-PER Gas Piping - LL152 DOB violation

Gas piping

Open violation for not filing the periodic gas piping inspection (2025)

DOB Safety Violations, as of 2026-10-18

What this counts

Paperwork violation: the filing is missing, which is not a finding about the pipes

General condition and all records

HPD violations

74 open: 74 about building conditions — walls, floors and stairs (26), doors and windows (10), fire safety (10), mold (8); 16 immediately hazardous (class C). 25 further violations from 2025–2026 were closed. 401 violations on record in all, 1998–2026 — the 120 most recent are listed here

Other conditionsApt 34 class B

ElectricalApt 34 class B

ElectricalApt 34 class A

Walls, floors and stairsApt 34 class B

Doors and windowsApt 34 class A

Walls, floors and stairsApt 34 class B

MoldApt 34 class A

Walls, floors and stairsApt 34 class B

Show 42 more

LeaksApt 34 class B

Walls, floors and stairsApt 34 class A

PlumbingApt 34 class B

ElectricalApt 5 class B

Doors and windowsApt 5 class B

Doors and windowsApt 5 class B

Smoke or CO detectorsApt 5 class B

Smoke or CO detectorsApt 5 class B

Pests class A · paperwork · closed

Doors and windows class C · closed

Other conditionsApt 53 class B · closed

Smoke or CO detectorsApt 53 class B · closed

Smoke or CO detectorsApt 53 class B · closed

PestsApt 53 class C · closed

Walls, floors and stairsApt 53 class B · closed

Heat or hot waterApt 53 class A · closed

Doors and windowsApt 53 class B · closed

Walls, floors and stairsApt 53 class B · closed

Walls, floors and stairsApt 53 class B · closed

Doors and windows class B · closed

Pests class A · paperwork · closed

Walls, floors and stairsApt 34 class B · closed

Walls, floors and stairsApt 34 class A · closed

MoldApt 34 class A · closed

Doors and windowsApt 34 class A · closed

PlumbingApt 34 class B · closed

MoldApt 34 class A · closed

and 24 more at the source

Housing Maintenance Code Violations, as of 2026-10-19 · Read these violations in full at HPD Online →

What this counts

Open HPD violations inspected in the last 10 years; class C = immediately hazardous. Paperwork = failure to file, notify or certify

DOB violations

1 open: 1 about filings or paperwork

PL-PER Gas Piping - LL152

DOB Violations, as of 2026-10-18 · Read these violations in full at DOB →

What this counts

Open DOB, ECB and DOB NOW Safety violations, any date, one per violation. ECB class 1 = hazardous, class 2 = major

Resident complaints to the city

11 paint or plaster, 7 doors or windows, 7 floors or stairs, 7 general repairs, 7 pests, 6 mold, 5 leaks, 4 appliances, 4 electrical, 4 plumbing, 3 heat or hot water, 2 safety

Appliances, doors or windows, floors or stairs, general repairs, paint or plaster, mold, pestsApt 34

Doors or windows, electrical, general repairs, paint or plaster, plumbing, safetyApt 5

2025 Dec

Heat or hot water

Doors or windows, general repairs, leaksApt 53

Doors or windows, electrical, floors or stairs, paint or plaster, mold, pestsApt 34

Appliances, leaksApt 53

Doors or windows, floors or stairs, general repairs, paint or plaster, mold, pestsApt 34

Doors or windows, floors or stairs, general repairs, heat or hot water, paint or plaster, mold, pestsApt 34

Show 10 more

Floors or stairs, general repairs, paint or plaster, mold, pestsApt 34

Electrical, heat or hot waterApt 34

Appliances, doors or windows, floors or stairs, general repairs, paint or plaster, plumbing, pests, leaksApt 35

Floors or stairs, paint or plaster, plumbing, mold, pestsApt 34

Appliances, paint or plaster, plumbing, leaksApt BASEME

2024 Dec

LeaksApt 22

Appliances, doors or windows, floors or stairs, heat or hot water, paint or plaster, mold, pestsApt 34

2024 Jun

Unsanitary conditions

2024 Jan

Doors or windows

2023 Nov

Paint or plaster, pestsApt BASEME

Housing Maintenance Code Complaints and Problems, as of 2026-10-19 · See the complaints at HPD Online →

What this counts

HPD complaints received in the last 2 years; the list below is every complaint on record for the last three years

Permit history

3 permits since 1990

2011 Apr

Fuel storage permit

2007 May

Fuel burning permit, Boiler permit

and 1 more at the source

DOB NOW: Build – Approved Permits, as of 2026-10-17 · See every permit at DOB →

What this counts

DOB permits issued (DOB NOW and legacy BIS), one per job and work type; excludes sheds

Everything else on record

Other conditionsApt 34 class B · HPD violation

Appliances, doors or windows, floors or stairs, general repairs, paint or plasterApt 34 complaint

Smoke or CO detectorsApt 5 class B · HPD violation

Smoke or CO detectorsApt 5 class B · HPD violation

Doors or windows, general repairs, paint or plaster, safetyApt 5 complaint

Other conditionsApt 53 class B · closed · HPD violation

Show 14 more

Smoke or CO detectorsApt 53 class B · closed · HPD violation

Smoke or CO detectorsApt 53 class B · closed · HPD violation

Doors or windows, general repairsApt 53 complaint

Doors or windows, floors or stairs, paint or plasterApt 34 complaint

AppliancesApt 53 complaint

Doors or windows, floors or stairs, general repairs, paint or plasterApt 34 complaint

Doors or windows, floors or stairs, general repairs, paint or plasterApt 34 complaint

Floors or stairs, general repairs, paint or plasterApt 34 complaint

Appliances, doors or windows, floors or stairs, general repairs, paint or plasterApt 35 complaint

Floors or stairs, paint or plasterApt 34 complaint

Appliances, paint or plasterApt BASEME complaint