Building health · BROOKLYN, NY
built 1912 · 4 stories · 9 apartments
Also known as 6123 4 Ave — one building, several doors.
Registered with the city: 6123 REALTY LLC
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
Latest accepted inspection Oct 2026, defects reported: no
DOB NOW: Safety Boiler
2026 Apr
Pests class A · paperwork · closed
Housing Maintenance Code Violations
2025 Nov
Low Pressure Boiler
DOB Violations
2025 Jun
Pests class A · paperwork · closed
Housing Maintenance Code Violations
2024 Apr
Pests class A · paperwork · closed
2023 Jun
Low Pressure Boiler
DOB Violations
2023 Jun
Low Pressure Boiler
2023 Apr
Low Pressure Boiler
2022 Sep
No active shed permit; permits since Apr 2022, last expired Sep 2022
DOB NOW: Build – Approved Permits
2021 Nov
Doors and windowsApt 2C class B
Housing Maintenance Code Violations
2020 Sep
Walls, floors and stairsApt 4B class A
2020 Sep
Walls, floors and stairs class B
2020 Sep
Leaks class B
2020 Sep
Smoke or CO detectorsApt 4B class B
2020 Sep
Smoke or CO detectorsApt 4B class B
2020 Sep
Walls, floors and stairsApt 4B class B
2020 Sep
Walls, floors and stairsApt 4B class B
2020 Sep
Walls, floors and stairsApt 4B class B
2019 Dec
Walls, floors and stairsApt 4B class A
2019 Dec
LeaksApt 4B class B
2018 Mar
PestsApt 2C class B
2018 Mar
Fire safetyApt 2C class B
2018 Mar
MoldApt 2C class B
2018 Mar
Walls, floors and stairsApt 2C class B
2017 May
Fire safety class B
2017 Mar
Walls, floors and stairs class A
2017 Mar
Doors and windowsApt 2C class A
2015 Feb
Other conditionsApt 2C class B · never closed
2015 Feb
Walls, floors and stairsApt 2C class B · never closed
2013 Jun
General construction permit
DOB NOW: Build – Approved Permits
2010 Jul
Walls, floors and stairs class A · never closed
Housing Maintenance Code Violations
2010 Jul
Walls, floors and stairs class A · paperwork · never closed
2010 Jul
Walls, floors and stairs class A · never closed
2010 Jul
Heat or hot water class C · paperwork · never closed
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
2005 Feb
General construction permit, Construction fence permit
DOB NOW: Build – Approved Permits
2005 Jan
Curb cut permit
2003 Dec
Heating/ventilation permit, General construction permit
1997 Mar
Lead-based paintApt 2B class C · never closed
Housing Maintenance Code Violations
1994 Aug
Latest boiler work permit 1994
DOB Permit Issuance (BIS)
1994 Aug
Plumbing permit, Boiler permit
DOB NOW: Build – Approved Permits
1994 Jul
Boiler burning natural gas (Weil Mclain Egh 105 WEIL MCLAIN EGH 105), registration expired since Jul 1994
Clean Air Tracking System (boiler registrations)
1912
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.