Building health · BROOKLYN, NY

557 Union St

built 1920 · 3 stories · 4 apartments
Registered with the city: UNION RESIDENCE LLC · 1 other building here list it

Apartments named in these records

City records name 5 apartment labels, more than the 4 apartments the city lists for this building, so some are likely the same apartment written differently.

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

Fire and safety

Issues on record

Structure and facade

Issues on record
What has happened here
2026 Jul
Walls, floors and stairsApt 2 class A · HPD violation
2026 Jul
Walls, floors and stairsApt 2 class A · closed · HPD violation
2026 Jul
Construction class - 2 · DOB violation
2026 Mar
Walls, floors and stairsApt 3 class B · closed · HPD violation
2026 Jan
Walls, floors and stairsApt 3 class B · closed · HPD violation
2026 Jan
Walls, floors and stairsApt 3 class B · closed · HPD violation
Show 20 more
2026 Jan
Walls, floors and stairsApt 3 class B · closed · HPD violation
2025 Nov
Construction class - 2 · DOB violation
2025 Feb
Walls, floors and stairs class C · closed · HPD violation
2024 Dec
Construction class - 1 · DOB violation
2021 Nov
Walls, floors and stairs class B · HPD violation
2021 Nov
Walls, floors and stairsApt 1 class B · HPD violation
2019 Apr
Walls, floors and stairs class A · paperwork · HPD violation
2017 Oct
General construction permit
2017 Feb
Construction class - 2 · DOB violation
2010 Jun
Construction class - 1 · never closed · DOB violation
2010 Jun
Construction class - 1 · never closed · DOB violation
2010 Apr
Construction class - 2 · never closed · DOB violation
2001 Oct
General construction permit
2001 Aug
Construction non-hazardous · never closed · DOB violation
1999 Dec
Construction hazardous · never closed · DOB violation
1998 Jan
Construction hazardous · never closed · DOB violation
1989 Dec
Doors and windows class A · never closed · HPD violation
1989 Dec
Doors and windows class A · never closed · HPD violation
1989 Dec
Doors and windows class A · never closed · HPD violation
1989 Dec
Walls, floors and stairs class B · never closed · HPD violation
  • Facade ratingnot requiredNot required: facade inspections apply only to buildings taller than 6 stories
  • Sidewalk shed and scaffoldingfoundNo active shed permit; permits since Jul 2017, last expired Jul 2018
  • Landmark statusno recordNot in a historic district on record

Heat and hot water

Issues on record · 6 complaints, 2025–2026 · 5 in the past year
Heat and hot water complaints

5 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)

  • Heat sourceno recordNo boiler registration or district steam on record
  • Boiler inspection filingsnot requiredNot required: residential buildings with 6 or fewer units are exempt from annual filings
  • Boiler work permitsno recordNo boiler work permits on record

Water and pipes

Issues on record · 6 complaints, 2026

Pests and cleanliness

Issues on record · 2 complaints, 2026

Electrical

Issues on record, most recently 2021

Flooding

No issues on record
FEMA flood zone

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

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

  • Basementno recordUnknown

Gas

Gas piping

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

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

General condition and all records

HPD violations

21 open: 20 about building conditions — mold (4), rubbish and cleanliness (4), leaks (3), walls, floors and stairs (3); 3 immediately hazardous (class C), 1 about paperwork or notices. Also 5 older records from 1989 never closed. 11 further violations from 2025–2026 were closed. 78 violations on record in all, 1989–2026 — the 37 most recent are listed here

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

Resident complaints to the city

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

Housing Maintenance Code Complaints and Problems, as of 2026-10-20 · 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

DOB NOW: Build – Approved Permits, as of 2026-10-19 · 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
  • Energynot requiredNot required: energy reporting applies to buildings over 25,000 sq ft
ElevatorsNot applicable
  • Elevatorsnot requiredNo elevators registered to this building
Rent and tenancyNot applicable
  • Rent stabilizationnot requiredNot on the state's list. Rent stabilization generally applies to buildings with 6 or more apartments

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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