651 Madison St

Walls, floors and stairsApt A2 class B · HPD violation

Walls, floors and stairsApt A6 class B · HPD violation

Walls, floors and stairsApt A6 class B · HPD violation

Walls, floors and stairsApt B1 class B · HPD violation

Walls, floors and stairsApt A6 class C · closed · HPD violation

Walls, floors and stairsApt B1 class B · HPD violation

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Walls, floors and stairsApt B1 class B · HPD violation

Facade ratingnot requiredNot required: facade inspections apply only to buildings taller than 6 stories
Sidewalk shed and scaffoldingno recordNo sidewalk shed permits on record
Landmark statusno recordNot in a historic district on record

Heat and hot water

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

What has happened here

Heat or hot waterApt B1 complaint

2025 Feb

Show 12 more

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

2006 Jan

Heat source

Boiler burning No. 2 oil (Rockmills MP-60), registration expired since Apr 2022

Clean Air Tracking System (boiler registrations), as of 2026-10-20 · See this building's boiler registrations on NYC Open Data →

Boiler inspection filings

Latest accepted inspection Jul 2025, defects reported: no

DOB NOW: Safety Boiler, as of 2026-10-19 · See the boiler filings at DOB →

What this counts

Accepted annual boiler inspection filings, any date

Heat and hot water complaints

2 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)

Boiler work permitsno recordNo boiler work permits on record

Water and pipes

8 complaints, 2025–2026 · 7 in the past year

What has happened here

LeaksApt A2 complaint

2026 Aug

PlumbingApt A7 complaint

PlumbingApt A7 complaint

Plumbing, leaksApt A6 complaint

PlumbingApt B1 complaint

Plumbing, leaksApt A6 complaint

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PlumbingApt B1 complaint

LeaksApt A6 complaint

1992 May

Plumbing permit

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 · 6 in the past year

What has happened here

MoldApt A2 class A · HPD violation

Unsanitary conditionsApt B1 complaint

Unsanitary conditions complaint

Show 11 more

2026 Jun

2026 Jun

Unsanitary conditionsApt A4 complaint

Pests class A · paperwork · HPD violation

Pests class A · paperwork · HPD violation

2025 Jun

PestsApt A6 complaint

Pests class A · paperwork · closed · HPD violation

Fire and safety

Issues on record, most recently 2024

What has happened here

Fire safety class C · HPD violation

Fire safetyApt B8 class C · HPD violation

Fire safetyApt B5 class C · HPD violation

Fire safetyApt D8 class C · HPD violation

Fire safetyApt D2 class C · HPD violation

Fire safety class C · closed · HPD violation

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Fire safetyApt A1 class C · closed · HPD violation

2023 Jul

Fire safety class B · HPD violation

Electrical

2 complaints, 2024–2026 · 1 in the past year

What has happened here

ElectricalApt B1 complaint

ElectricalApt B1 complaint

ElectricalApt B1 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 2026-10-20

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

Gas

What has happened here

PL-PER Gas Piping - LL152 DOB violation

Gas piping

Open violation for not filing the periodic gas piping inspection (2026)

DOB Safety Violations, as of 2026-10-19

What this counts

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

Energy

ENERGY STAR score 67 (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

138 open: 134 about building conditions — walls, floors and stairs (28), smoke or CO detectors (27), fire safety (22), doors and windows (16); 31 immediately hazardous (class C), 4 about paperwork or notices. Also 62 older records from 1982–2013 never closed. 5 further violations from 2024–2026 were closed. 218 violations on record in all, 1982–2026 — the 205 most recent are listed here

MoldApt A2 class A

Walls, floors and stairsApt A2 class B

Walls, floors and stairsApt A6 class B

Walls, floors and stairsApt A6 class B

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Pests class A · paperwork

Walls, floors and stairsApt B1 class B

PestsApt B1 class C

Other conditionsApt A6 class B

Walls, floors and stairsApt A6 class C · closed

2025 Nov

Other conditions class I · paperwork · closed

2025 Jun

Pests class A · paperwork

Walls, floors and stairsApt B1 class B

Walls, floors and stairsApt B1 class B

Fire safety class C

Fire safetyApt B8 class C

Fire safetyApt B5 class C

Fire safetyApt D8 class C

Fire safetyApt D2 class C

Fire safety class C · closed

Fire safetyApt A1 class C · closed

Pests class A · paperwork · closed

2023 Jul

Fire safety class B

and 170 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

32 open: 32 about filings or paperwork

DOB Violations, as of 2026-10-19 · 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

17 heat or hot water, 6 line of travel, 6 plumbing, 4 floors or stairs, 4 general repairs, 4 leaks, 4 pests, 3 paint or plaster, 3 unsanitary conditions, 2 doors or windows, 2 electrical

PestsApt B1

Unsanitary conditionsApt B1