Building health · MANHATTAN, NY

577 Isham St

built 1930 · 5 stories · 41 apartments
Also known as 4971 Broadway, 4973 Broadway, 4975 Broadway, 4977 Broadway, 4979 Broadway — one building, several doors.

Apartments named in these records

8 of this building’s 41 apartments are named in a city record. The rest have no record naming them, which is the usual case.

These are city records about an apartment, not about anyone who lives or lived there. They may not be used to screen a tenant.

Pests and cleanliness

Issues on record

Structure and facade

Issues on record
What has happened here
2026 Oct
Construction class - 2 · DOB violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
Show 23 more
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2026 Aug
Walls, floors and stairsApt 3G class B · HPD violation
2023 Jun
General construction permit
2018 Nov
General construction permit
2018 Jul
General construction permit
2002 Jul
Signs non-hazardous · never closed · DOB violation
2002 Jul
Signs non-hazardous · never closed · DOB violation
2002 Jul
Signs non-hazardous · never closed · DOB violation
2002 Jul
Signs non-hazardous · never closed · DOB violation
2001 Mar
Construction never closed · DOB violation
2001 Mar
Construction never closed · DOB violation
2001 Mar
Construction never closed · DOB violation
2001 Mar
Construction never closed · DOB violation
2001 Mar
Construction never closed · DOB violation
2001 Mar
Construction never closed · DOB violation
2001 Mar
Construction never closed · DOB violation
  • Facade ratingnot requiredNot required: facade inspections apply only to buildings taller than 6 stories
  • Sidewalk shed and scaffoldingfoundNo active shed permit; permits since May 2023, last expired May 2024
  • Landmark statusno recordNot in a historic district on record

Heat and hot water

2 complaints, 2025–2026 · 1 in the past year
Heat source

Boiler burning natural gas (Rockmills MP-80), registration current since Sep 2025

Clean Air Tracking System (boiler registrations), as of 2026-10-16 · 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 2026-10-16 · See the boiler filings at DOB →
What this counts

Accepted annual boiler inspection filings, any date

Boiler work permits

Latest boiler work permit 1997

DOB Permit Issuance (BIS), as of 2026-10-16
What this counts

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

Heat and hot water complaints

2 heat or hot water complaints

Housing Maintenance Code Complaints and Problems, as of 2026-10-17 · 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, 2025–2026 · 4 in the past year

Electrical

Older records on file

Flooding

No issues on record
FEMA flood zone

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

FEMA National Flood Hazard Layer, as of 2026-10-17
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

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

  • Gas pipingno recordNo open gas piping filing violations. Inspection results themselves are not published

General condition and all records

HPD violations

20 open: 20 about building conditions — walls, floors and stairs (14), smoke or CO detectors (2), pests (2), other conditions (1); 2 immediately hazardous (class C). Also 7 older records from 1996–2001 never closed. 50 violations on record in all, 1996–2026 — the 27 most recent are listed here

Housing Maintenance Code Violations, as of 2026-10-17 · 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

Resident complaints to the city

9 plumbing, 4 floors or stairs, 4 paint or plaster, 3 general repairs, 2 heat or hot water, 1 appliances, 1 doors or windows

Housing Maintenance Code Complaints and Problems, as of 2026-10-17 · 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

28 permits since 1990

DOB NOW: Build – Approved Permits, as of 2026-10-16 · See every permit at DOB →
What this counts

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

Nothing on record

Energyno record
  • Energyno recordNo energy score on record
ElevatorsNot applicable
  • Elevatorsnot requiredNo elevators registered to this building

Sources

23 datasets

Each date is when we last checked that dataset, not when the record itself was created.

Every row shows the record it came from and the date it was last checked.
These are city records, not an inspection by Blueflo. Every item shows its source and the date it was last checked.
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Not an inspection and not a warranty. May not be used for tenant screening — terms of use · privacy.