Building health · BROOKLYN, NY

520 52 St

built 1905 · 4 stories · 8 apartments
Registered with the city: 5610 4 AVENUE 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 Feb
Latest accepted inspection Feb 2026, defects reported: no
DOB NOW: Safety Boiler
2025 Nov
Other conditions class I · paperwork · closed
Housing Maintenance Code Violations
2025 Aug
Construction class - 3
DOB Violations
2015 Feb
Leaks class B · never closed
Housing Maintenance Code Violations
2015 Feb
Doors and windows class B · never closed
2014 May
Walls, floors and stairs class A · never closed
2014 May
Fire safety class B · never closed
2014 May
Leaks class B · never closed
2014 May
Walls, floors and stairsApt 4R class B · never closed
2014 May
LeaksApt 4R class B · never closed
2014 May
PestsApt 4R class B · never closed
2014 May
PestsApt 4R class B · never closed
2014 May
Walls, floors and stairsApt 4L class B · never closed
2014 May
LeaksApt 4L class B · never closed
2014 May
PestsApt 4L class B · never closed
2014 May
PestsApt 4L class B · never closed
2014 May
Fire safety class B · never closed
2014 May
Other conditions class B · never closed
2009 Oct
Structure and facade class I · never closed
2009 Oct
Construction class - 1 · never closed
DOB Violations
2009 Oct
Unknown class - 1 · never closed
2009 Sep
Construction class - 1 · never closed
2007 Dec
Walls, floors and stairsApt 1R class A · never closed
Housing Maintenance Code Violations
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
2007 Jan
Local Law 62/91 - Boilers never closed
DOB Violations
2003 Mar
Local Law 62/91 - Boilers never closed
2000 Apr
Other conditionsApt 2-R class B · never closed
Housing Maintenance Code Violations
1999 Dec
Quality of Life hazardous · never closed
DOB Violations
1999 Dec
Construction hazardous · never closed
1999 Apr
Construction non-hazardous · never closed
1997 Feb
Construction non-hazardous · never closed
1997 Jan
Construction non-hazardous · never closed
1997 Jan
Construction non-hazardous · never closed
1993 Aug
Local Law 62/91 - Boilers never closed
1993 May
Construction non-hazardous · never closed
1992 Mar
Construction never closed
1991 Sep
Construction never closed
1989 Aug
Fire safetyApt 3R class B · never closed
Housing Maintenance Code Violations
1989 May
Fire safetyApt 3R class B · never closed
1905
Built
PLUTO (tax lot data)
See all records and sources
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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