549 Isham St

Fire safety class C · closed · HPD violation

Fire safetyApt 58 class B · HPD violation

Fire safetyApt 1 class C · closed · HPD violation

Fire safety class C · closed · HPD violation

Fire safety class B · HPD violation

Structure and facade

Issues on record

What has happened here

Walls, floors and stairsApt 10 class B · HPD violation

Walls, floors and stairsApt 10 class A · HPD violation

Doors and windowsApt 22 class B · HPD violation

Walls, floors and stairsApt 22 class B · HPD violation

Walls, floors and stairsApt 58 class B · HPD violation

Walls, floors and stairsApt 58 class B · HPD violation

Show 19 more

Construction class - 2 · DOB violation

Walls, floors and stairsApt 22 class A · HPD violation

Doors and windowsApt 22 class B · HPD violation

Walls, floors and stairsApt 58 class B · closed · HPD violation

Walls, floors and stairsApt 58 class B · closed · HPD violation

Walls, floors and stairsApt 58 class B · closed · HPD violation

Doors and windowsApt 10 class B · HPD violation

Walls, floors and stairsApt 10 class B · closed · HPD violation

Walls, floors and stairsApt 10 class B · closed · HPD violation

2019 Dec

General construction permit

2017 Mar

General construction permit

2003 Sep

Construction hazardous · never closed · DOB violation

Sidewalk shed and scaffolding

Shed permit active now

DOB NOW: Build – Approved Permits, as of 2026-10-17 · See the shed permits at DOB →

What this counts

Sidewalk shed permits (DOB NOW and BIS). Permitted since a date means permitted, not necessarily up continuously

Facade ratingnot requiredNot required: facade inspections apply only to buildings taller than 6 stories
Landmark statusno recordNot in a historic district on record

Flooding

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: 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

Below grade

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

Heat and hot water

Issues on record (2023) · 19 complaints, 2024–2026 · 6 in the past year

What has happened here

Heat or hot waterApt 1 class C · closed · HPD violation

Heat or hot water class C · closed · HPD violation

Heat or hot waterApt 22 class C · closed · HPD violation

2026 Jan

Heat or hot waterApt 26 complaint

2026 Jan

Show 33 more

Heat or hot waterApt 9 complaint

Heat or hot waterApt 9 complaint

2025 Feb

Heat or hot waterApt 2 class C · closed · HPD violation

Heat or hot waterApt 30 class C · closed · HPD violation

Heat or hot waterApt 30 class C · closed · HPD violation

Heat or hot water class C · closed · HPD violation

Heat or hot waterApt 23 complaint

Heat or hot waterApt 37 complaint

Heat or hot waterApt 35 complaint

Heat or hot waterApt 2A complaint

Heat or hot waterApt 50 complaint

Heat or hot waterApt 37 complaint

Heat or hot water class C · closed · HPD violation

Heat or hot waterApt 22 class C · closed · HPD violation

2024 Nov

Heat or hot waterApt 37 complaint

2024 Oct

2024 Feb

Heat or hot waterApt 52 complaint

2024 Feb

2024 Feb

2023 Dec

2023 Nov

Low Pressure Boiler DOB violation

2023 Apr

2013 Sep

Fuel burning permit, Boiler permit

2010 Aug

Fuel burning permit, Boiler permit

2005 Jan

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

2002 Aug

Fuel burning permit

Heat source

Boiler burning natural gas (A.O. Smith HW-420), registration current since Aug 2026

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 Mar 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 2013 (2 on record)

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

6 heat or hot water complaints

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 · 5 complaints, 2025–2026 · 4 in the past year

What has happened here

LeaksApt 58 class B · HPD violation

LeaksApt 22 class A · HPD violation

2026 Jun

PlumbingApt 22 complaint

LeaksApt 58 class B · closed · HPD violation

Show 10 more

PlumbingApt 10 class B · HPD violation

PlumbingApt 10 class B · HPD violation

LeaksApt 10 class B · closed · HPD violation

Plumbing, leaksApt 37 complaint

LeaksApt 10 complaint

2024 Oct

2024 Aug

PestsApt 22 class C · HPD violation

2024 Jun

LeaksApt 37 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 · 5 in the past year

What has happened here

MoldApt 10 complaint

PestsApt 1 class C · closed · HPD violation

Show 9 more

2026 Jan

PestsApt 26 complaint

MoldApt 10 class B · HPD violation

MoldApt 10 class A · closed · HPD violation

MoldApt 10 complaint

MoldApt 10 class B · HPD violation

MoldApt 10 class A · closed · HPD violation

Mold, pestsApt 10 complaint

2025 Jun

Pests class A · paperwork · closed · HPD violation

2024 Sep

Pests complaint

Electrical

Issues on record · 3 complaints, 2026

What has happened here

ElectricalApt 10 class B · HPD violation

ElectricalApt 10 complaint

ElectricalApt 10 complaint

ElectricalApt 10 complaint

2024 Oct

ElectricalApt 37 complaint

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 72 (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

82 open: 82 about building conditions — doors and windows (17), walls, floors and stairs (16), mold (10), pests (10); 15 immediately hazardous (class C). Also 8 older records from 2005–2012 never closed. 25 further violations from 2024–2026 were closed. 355 violations on record in all, 1994–2026 — the 120 most recent are listed here

Other conditionsApt 10 class A

Walls, floors and stairsApt 10 class B

ElectricalApt 10 class B

Walls, floors and stairsApt 10 class A

Other conditionsApt 10 class A

Fire safety class C · closed

Doors and windowsApt 22 class B

Other conditionsApt 22 class B

Show 42 more

Walls, floors and stairsApt 22 class B

Other conditionsApt 10 class B

Walls, floors and stairsApt 58 class B

Walls, floors and stairsApt 58 class B

LeaksApt 58 class B

Fire safetyApt 58 class B

Walls, floors and stairsApt 22 class A

Doors and windowsApt 22 class B

PestsApt 1 class C · closed

Fire safetyApt 1 class C · closed

Heat or hot waterApt 1 class C · closed

Heat or hot water class C · closed

Heat or hot waterApt 22 class C · closed

Fire safety class C · closed

Walls, floors and stairsApt 58 class B · closed

Walls, floors and stairsApt 58 class B · closed

Walls, floors and stairsApt 58 class B · closed

LeaksApt 58 class B · closed

Smoke or CO detectorsApt 10 class B

Smoke or CO detectorsApt 10 class B

Doors and windowsApt 10 class B

PlumbingApt 10 class B

Walls, floors and stairsApt 10 class B · closed

MoldApt 10 class A · closed

MoldApt 10 class B

PlumbingApt 10 class B

Smoke or CO detectorsApt 10 class B · closed

Smoke or CO detectorsApt 10 class B · closed

Walls, floors and stairsApt 10 class B · closed

MoldApt 10 class A · closed

LeaksApt 10 class B · closed

2025 Jun

Pests class A · paperwork · closed

Heat or hot waterApt 2 class C · closed

Heat or hot waterApt 30 class C · closed

Heat or hot waterApt 30 class C · closed

Heat or hot water class C · closed

Heat or hot water class C · closed

Heat or hot waterApt 22 class C · closed

and 40 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

25 open: 9 about building conditions, 15 about filings or paperwork, 1 older than 10 years

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

22 heat or hot water, 9 paint or plaster, 6 doors or windows, 6 general repairs, 6 leaks, 6 mold, 5 floors or stairs, 4 electrical, 2 pests, 2 plumbing, 1 appliances, 1 safety

2026 Oct

General repairsApt 35

MoldApt 10

Appliances, doors or windows, floors or stairs, paint or plasterApt 22

Electrical, floors or stairs, paint or plaster, moldApt 10

Paint or plaster, leaksApt 58