121 Post Ave

Heat or hot water class C · paperwork · closed · HPD violation

2024 Nov

Heat or hot waterApt 9 complaint

2024 Feb

Heat or hot water complaint

2024 Jan

Heat or hot waterApt 3A complaint

Show 12 more

Heat or hot water complaint

Low Pressure Boiler DOB violation

2023 Apr

Heat source

Boiler burning No. 2 oil (H.B.Smith 18-S-9), registration current since Feb 2024

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 permitsno recordNo boiler work permits on record
Heat and hot water complaintsfound0 heat or hot water complaints

Water and pipes

Issues on record (2025) · 5 complaints, 2025–2026 · 2 in the past year

What has happened here

Plumbing, leaksApt 3 complaint

PlumbingApt 7 complaint

LeaksApt 1 class B · closed · HPD violation

PlumbingApt 1 class C · closed · HPD violation

LeaksApt 2 complaint

Leaks class B · HPD violation

Show 3 more

PlumbingApt 8 complaint

PlumbingApt 10 complaint

2024 May

LeaksApt 7 complaint

Water service line

Unknown - Lead Status Unknown (not verified)

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

Pests and cleanliness

Issues on record · 7 complaints, 2025–2026 · 2 in the past year

What has happened here

MoldApt 1 class A · closed · HPD violation

MoldApt 1 complaint

MoldApt 1 class A · HPD violation

MoldApt 1 complaint

MoldApt 2 class B · HPD violation

2025 Mar

Mold complaint

Show 11 more

MoldApt 7 class B · HPD violation

PestsApt 8 class C · HPD violation

PestsApt 8 class C · HPD violation

PestsApt 7 class C · HPD violation

PestsApt 7 class C · HPD violation

Mold, pestsApt 7 complaint

Mold complaint

PestsApt 5 class C · HPD violation

PestsApt 5 class C · HPD violation

Fire and safety

Issues on record, most recently 2025

What has happened here

Fire safetyApt 1 class C · closed · HPD violation

Fire safety class B · closed · HPD violation

Fire safety class A · HPD violation

Fire safety class B · HPD violation

Fire safety class B · HPD violation

Electrical

3 resolved since 2026

What has happened here

ElectricalApt 8 class C · closed · HPD violation

ElectricalApt 7 class C · closed · HPD violation

ElectricalApt 6 class C · closed · HPD violation

Flooding

No issues on record

FEMA flood zone

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

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

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 stabilizationWhole tax lot

On the state's list of buildings with at least one rent-stabilized apartment (2024 registrations); listed for this tax lot (1 addresses), not under this building's address

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

General condition and all records

HPD violations

40 open: 39 about building conditions — mold (8), pests (8), walls, floors and stairs (7), fire safety (4); 13 immediately hazardous (class C), 1 about paperwork or notices. 25 further violations from 2026 were closed. 303 violations on record in all, 2008–2026 — the 98 most recent are listed here

Walls, floors and stairsApt 1 class A · closed

MoldApt 1 class A · closed

Walls, floors and stairsApt 2 class B

Walls, floors and stairsApt 2 class A

Walls, floors and stairs class A

Walls, floors and stairs class A

Show 42 more

Walls, floors and stairs class A

Heat or hot water class C · paperwork · closed

ElectricalApt 8 class C · closed

ElectricalApt 7 class C · closed

ElectricalApt 6 class C · closed

MoldApt 1 class A

Walls, floors and stairsApt 1 class A · closed

Doors and windowsApt 1 class B · closed

Fire safetyApt 1 class C · closed

Other conditions class B · closed

Walls, floors and stairs class A · closed

Fire safety class B · closed

Walls, floors and stairs class A · closed

Other conditions class A · closed

LeaksApt 1 class B · closed

Walls, floors and stairsApt 1 class C · closed

Walls, floors and stairsApt 1 class A · closed

PlumbingApt 1 class C · closed

Walls, floors and stairsApt 1 class C · closed

MoldApt 2 class B

Walls, floors and stairsApt 2 class B

Doors and windowsApt 7 class B

Doors and windows class A

Doors and windowsApt 5 class A

Smoke or CO detectorsApt 9 class B

Smoke or CO detectorsApt 9 class B

Other conditionsApt 9 class B

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 building conditions

2023 Apr

Low Pressure Boiler

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

8 paint or plaster, 6 plumbing, 5 mold, 4 doors or windows, 3 general repairs, 3 pests, 2 leaks, 1 floors or stairs, 1 heat or hot water

Paint or plaster, moldApt 1

Doors or windows, paint or plaster, moldApt 1

Paint or plasterApt 1

Paint or plasterApt 1

Paint or plaster, leaksApt 2

2025 Mar

Doors or windows, mold

Show 32 more

Doors or windows, plumbingApt 10

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

Doors or windows, heat or hot waterApt 9

Heat or hot waterApt 3A

Doors or windowsApt 6

Doors or windowsApt 6

General repairsApt 6

Doors or windows, general repairsApt 6

Doors or windows, general repairs, heat or hot waterApt 6

Doors or windows, heat or hot waterApt 6

Doors or windows, general repairsApt 6

General repairsApt 6

Doors or windows

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

Everything else on record

Smoke or CO detectorsApt 1 class B · closed · HPD violation

Smoke or CO detectorsApt 1 class B · closed · HPD violation

Paint or plasterApt 1 complaint

Smoke or CO detectorsApt 1 class B · closed · HPD violation

Smoke or CO detectorsApt 1 class B · closed · HPD violation

Other conditions class B · closed · HPD violation

Show 26 more

Other conditions class A · closed · HPD violation

Doors or windows, paint or plasterApt 1 complaint

Paint or plasterApt 1 complaint

Smoke or CO detectorsApt 1 class B · closed · HPD violation

Smoke or CO detectorsApt 1 class B · closed · HPD violation

Paint or plasterApt 1 complaint

Paint or plasterApt 2 complaint

2025 Mar

Doors or windows complaint

Doors or windowsApt 10 complaint

Floors or stairs, general repairs, paint or plaster complaint

General repairsApt 5 complaint

General repairsApt 5 complaint

Smoke or CO detectorsApt 9 class B · HPD violation

Smoke or CO detectorsApt 9 class B · HPD violation

Other conditionsApt 9 class B · HPD violation

2024 Nov

Doors or windowsApt 9 complaint

Doors or windowsApt 6 complaint

Doors or windowsApt 6 complaint

General repairsApt 6 complaint

Doors or windows, general repairsApt 6 complaint

Doors or windows, general repairsApt 6 complaint

Doors or windowsApt 6 complaint

Doors or windows, general repairsApt 6 complaint

General repairsApt 6 complaint

Doors or windows complaint