Building health · BROOKLYN, NY
built 1923 · 4 stories · 39 apartments
Also known as 421 Crown St — one building, several doors.
Registered with the city: Esra Management · 10 other buildings here list it; 421 CROWN ST HDFC
The building’s record over time
Filings, permits, complaints and violations from city records, newest first. Highlighted rows are unresolved and from the last year; older unresolved records are marked “never closed”. Tap any row to read it on the agency’s own site.
2026 Oct
Shed permit active now
DOB NOW: Build – Approved Permits
2026 Oct
Construction class - 2
DOB Violations
2026 Sep
EN-BENCH Benchmarking - LL84
2026 May
Latest accepted inspection May 2026, defects reported: no
DOB NOW: Safety Boiler
2026 May
Pests class A · paperwork · closed
Housing Maintenance Code Violations
2026 Apr
Construction class - 2
DOB Violations
2026 Mar
Aeu-Haz Aeuhaz
2026 Mar
General construction permit
DOB NOW: Build – Approved Permits
2025 Nov
ElectricalApt 1R
Housing Maintenance Code Complaints and Problems
2025 Aug
Plumbing permit
DOB NOW: Build – Approved Permits
2025 Aug
Boiler burning No. 2 oil (H.B. Smith 28A-10), registration current since Aug 2025
Clean Air Tracking System (boiler registrations)
2025 Aug
General construction permit
DOB NOW: Build – Approved Permits
2025 Jul
Construction class - 1
DOB Violations
2025 Jul
Construction class - 2
2025 Feb
Doors and windowsApt 12AL class B
Housing Maintenance Code Violations
2025 Feb
Walls, floors and stairsApt 12AL class C
2025 Feb
Doors and windowsApt 12AL class C
2025 Feb
Heat or hot waterApt 12AL class C
2025 Jan
Fire safetyApt 1R class C
2025 Jan
Walls, floors and stairs class A
2025 Jan
Walls, floors and stairs class A · paperwork
2025 Jan
Fire safety class B
2025 Jan
Fire safety class C
2025 Jan
Doors and windows class C
2025 Jan
Fire safety class C · closed
2024 Dec
Doors or windows, general repairsApt 1R
Housing Maintenance Code Complaints and Problems
2024 Dec
LeaksApt 12AL
2024 Dec
LeaksApt 12AL
2024 Nov
PlumbingApt 12AL
2024 Oct
Fire safety class C
Housing Maintenance Code Violations
2024 Oct
Fire safety class C
2024 Oct
Fire safety class B
2024 Oct
Fire safety class B
2024 Oct
Fire safety class C
2024 Oct
Walls, floors and stairs class A · paperwork
2024 Oct
Doors and windows class C
2024 Oct
Fire safety class C · closed
2024 Oct
Fire safety class C · closed
2024 Oct
Leaks class A
2024 Oct
Heat or hot water class C · paperwork
2024 Oct
Smoke or CO detectors class A
2024 Oct
Smoke or CO detectors class A
2024 Oct
Walls, floors and stairs class A
2024 Oct
Walls, floors and stairs class A
2024 Oct
Walls, floors and stairsApt 1R class A
2024 Oct
Walls, floors and stairsApt 1R class A
2024 Oct
Walls, floors and stairsApt 1R class A · closed
2024 Oct
Doors and windowsApt 1R class A · closed
2024 Oct
Walls, floors and stairsApt 1R class B · closed
2024 Oct
Unknown class - 2
DOB Violations
2024 Oct
Walls, floors and stairs class A · closed
Housing Maintenance Code Violations
2024 Oct
Smoke or CO detectors class A · closed
2024 Oct
Smoke or CO detectors class A · closed
2024 Oct
Leaks class A · closed
2024 Oct
MoldApt 1R
Housing Maintenance Code Complaints and Problems
2024 Oct
Doors or windows, paint or plaster, leaksApt 1R
2024 Sep
ElectricalApt 1R class B · closed
Housing Maintenance Code Violations
2024 Sep
Walls, floors and stairsApt 1R class C · closed
2024 Sep
LeaksApt 1R class B · closed
2024 Sep
Electrical, leaksApt 1R
Housing Maintenance Code Complaints and Problems
2024 Aug
Doors and windowsApt 12L class B · closed
Housing Maintenance Code Violations
2024 Aug
Walls, floors and stairsApt 12L class B · closed
2024 Aug
Walls, floors and stairsApt 12L class B · closed
2024 Aug
Doors and windowsApt 12L class C · closed
2024 Aug
GasApt 12L class B · closed
2024 Aug
Walls, floors and stairsApt 12L class C · closed
2024 Aug
LeaksApt 12L class C · closed
2024 Aug
Failure To Benchmark
DOB Violations
2024 Jul
Doors or windowsApt 12L
Housing Maintenance Code Complaints and Problems
2024 Jul
Appliances, paint or plaster, leaksApt 12L
2024 May
Construction class - 1
DOB Violations
2024 May
Doors and windows class C · closed
Housing Maintenance Code Violations
2024 May
Structure and facade class C · closed
2024 May
Failure To Benchmark
DOB Violations
2024 Apr
Walls, floors and stairs class A · closed
Housing Maintenance Code Violations
2024 Apr
Fire safety class B · closed
2023 Dec
Leaks
Housing Maintenance Code Complaints and Problems
2023 Dec
Electrical, leaksApt 16R
2023 Dec
LeaksApt 8R
2023 Nov
ElectricalApt 19L
2023 Nov
Construction class - 1
DOB Violations
2023 Aug
Plumbing permit
DOB NOW: Build – Approved Permits
2023 Aug
General construction permit
2023 Feb
Failure To Benchmark
DOB Violations
2022 Dec
Failure To Post Energy Grade/Score
2022 Nov
Failure To Benchmark
2022 Aug
Failure To Benchmark
2022 Jun
Failure To Benchmark
2020 Aug
Failure To Benchmark
2020 May
Failure To Benchmark
2015 Oct
Low Pressure Boiler never closed
2015 Mar
Low Pressure Boiler never closed
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
2006 Jan
Local Law 62/91 - Boilers never closed
DOB Violations
2004 Feb
Fuel burning permit, Boiler permit
DOB NOW: Build – Approved Permits
2004 Feb
Latest boiler work permit 2004
DOB Permit Issuance (BIS)
2004 Feb
Local Law 62/91 - Boilers never closed
DOB Violations
2002 Mar
Local Law 62/91 - Boilers never closed
2001 Feb
Local Law 62/91 - Boilers never closed
1993 Aug
Local Law 62/91 - Boilers never closed
1923
Built
PLUTO (tax lot data)
Dates are the city's record dates, shown to the month.
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.