Building health · BROOKLYN, NY
built 1900 · 4 stories · 12 apartments
Also known as 420 6 Ave — one building, several doors.
Registered with the city: 420 6TH AVE HOUSING CORP; 420 SIXTH AVENUE HOUSING CORP
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 Apr
Pests class A · paperwork
Housing Maintenance Code Violations
2026 Mar
Latest accepted inspection Mar 2026, defects reported: no
DOB NOW: Safety Boiler
2025 Nov
Heat or hot water
Housing Maintenance Code Complaints and Problems
2025 Nov
Other conditions class I · paperwork
Housing Maintenance Code Violations
2025 Jun
Pests class A · paperwork
2024 Nov
Other conditions class I · paperwork
2024 Apr
Pests class A · paperwork
2024 Feb
Smoke or CO detectorsApt 2 class B
2024 Feb
Smoke or CO detectorsApt 2 class B
2024 Feb
Fire safetyApt 2 class C
2024 Feb
Heat or hot waterApt 2 class C
2024 Feb
Fire safety class C · closed
2024 Feb
Fire safety class C · closed
2024 Feb
Heat or hot waterApt 2
Housing Maintenance Code Complaints and Problems
2023 Mar
Pests class A · paperwork
Housing Maintenance Code Violations
2022 Dec
Boiler burning natural gas (Burnham K-5010), registration expired since Dec 2022
Clean Air Tracking System (boiler registrations)
2022 Feb
Pests class A · paperwork
Housing Maintenance Code Violations
2021 Apr
Pests class A · paperwork
2016 Jul
Walls, floors and stairsApt 2 class A · never closed
2016 Jul
Doors and windowsApt 2 class A · never closed
2016 Jul
Heat or hot waterApt 2 class B · never closed
2016 Jul
Smoke or CO detectorsApt 2 class B · never closed
2016 Jul
Walls, floors and stairsApt 2 class A · never closed
2016 Jul
PestsApt 2 class B · never closed
2016 Jul
ElectricalApt 2 class B · never closed
2016 Jul
ElectricalApt 2 class B · never closed
2016 Jul
Walls, floors and stairsApt 2 class A · never closed
2016 Jul
Doors and windowsApt 2 class A · never closed
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
2006 Sep
Smoke or CO detectorsApt 8 class B · never closed
Housing Maintenance Code Violations
2006 Sep
Doors and windowsApt 8 class A · never closed
2006 Sep
ElectricalApt 8 class B · never closed
1993 Aug
Local Law 62/91 - Boilers never closed
DOB Violations
1900
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.