Building health · BROOKLYN, NY

500 53 St

built 1927 · 4 stories · 6 apartments
Also known as 5301 5 Ave — one building, several doors.
Registered with the city: KWOK &SHAO REALTY INc; KWOK & SHAO REALTY INC

Apartments named in these records

5 of this building’s 6 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.

Heat and hot water

1 complaint, 2024
Heat source

Boiler burning No. 2 oil (Us Radiator US RADIATOR), registration expired since Apr 1996

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 Oct 2026, 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

Boiler work permits

Latest boiler work permit 2006

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 complaintsfound0 heat or hot water complaints

Water and pipes

1 resolved in 2023
Water service line

Non-Lead (field inspection)

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

Pests and cleanliness

Issues on record (2022) · 1 complaint, 2024

Fire and safety

Issues on record, most recently 2022

Structure and facade

Issues on record, most recently 2022
  • 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

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

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

31 open: 29 about building conditions — walls, floors and stairs (24), smoke or CO detectors (2), fire safety (1), mold (1); 6 immediately hazardous (class C), 2 about paperwork or notices. Also 3 older records from 1994 never closed. 9 further violations from 2023–2025 were closed. 344 violations on record in all, 1992–2025 — the 43 most recent are listed here

2025 Jun
Pests class A · paperwork · closed
2025 Jan
Walls, floors and stairsApt 4F class B · closed
2025 Jan
PestsApt 4F class C · closed
2023 Dec
Walls, floors and stairsApt 3F class A · closed
2023 Dec
Lead-based paintApt 3F class C · closed
2023 Dec
Other conditions class B · closed
2023 Dec
LeaksApt 3F class B · closed
2023 Nov
Walls, floors and stairs class B · closed
Show 26 more
2023 Nov
Other conditions class B · closed
2022 Nov
Lead-based paintApt 4F class C · paperwork
2022 Nov
MoldApt 4E class A
2022 Apr
Walls, floors and stairs class B
2022 Apr
Walls, floors and stairs class B
2022 Apr
Walls, floors and stairsApt 2F class A
2022 Apr
Other conditionsApt 2F class B
2022 Apr
Walls, floors and stairsApt 2F class B
2022 Apr
Walls, floors and stairsApt 2F class B
2022 Apr
Walls, floors and stairsApt 2F class C
2022 Apr
Walls, floors and stairsApt 2F class C
2022 Apr
Walls, floors and stairsApt 2F class B
2022 Apr
Walls, floors and stairsApt 2F class C
2022 Apr
Fire safetyApt 2F class B
2022 Apr
Walls, floors and stairsApt 2F class A
2022 Apr
Walls, floors and stairsApt 2F class B
2022 Apr
Walls, floors and stairsApt 2F class B
2022 Apr
Smoke or CO detectorsApt 2F class B
2022 Apr
Smoke or CO detectorsApt 2F class B
2022 Apr
Walls, floors and stairsApt 2R class C
2022 Apr
Walls, floors and stairsApt 2R class B
2022 Apr
Walls, floors and stairsApt 2R class C
2022 Apr
Walls, floors and stairsApt 2R class B
2022 Apr
Walls, floors and stairsApt 2R class B
2022 Apr
Walls, floors and stairsApt 2R class A
2022 Apr
Walls, floors and stairsApt 2R class C
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

1 floors or stairs, 1 heat or hot water, 1 mold, 1 paint or plaster, 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

4 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

  • DOB violationsfound0 open

Nothing on record

Gasno record
  • Gas pipingno recordNo open gas piping filing violations. Inspection results themselves are not published
Energyno record
  • Energynot requiredNot required: energy reporting applies to buildings over 25,000 sq ft
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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