Building health · BROOKLYN, NY
built 1920 · 4 stories · 6 apartments
Also known as 671 Union St — one building, several doors.
Registered with the city: V PROPERTIES · 3 other buildings here list it; 3333 HYLAN REALTY LLC; 3333 HYLAN REALTY,
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 Jul
Latest accepted inspection Jul 2026, defects reported: no
DOB NOW: Safety Boiler
2023 Jun
Low Pressure Boiler
DOB Violations
2022 Nov
No active shed permit; permits since Nov 2021, last expired Nov 2022
DOB NOW: Build – Approved Permits
2021 Dec
General construction permit
2021 Nov
Supported scaffold permit
2019 Aug
Plumbing permit, Heating/ventilation permit, General construction permit
2018 May
Plumbing
DOB Violations
2015 Dec
Fire protection permit
DOB NOW: Build – Approved Permits
2014 Nov
Fire protection permit
2012 Aug
Fire protection permit
2012 Jan
Fire protection permit
2011 Nov
Fire protection permit
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
1999 Jun
Walls, floors and stairs class A · never closed
Housing Maintenance Code Violations
1999 Jun
Doors and windows class B · never closed
1997 Feb
Latest boiler work permit 1997
DOB Permit Issuance (BIS)
1991 Dec
Fire safety class B · never closed
Housing Maintenance Code Violations
1990 Jan
Electric Signs never closed
DOB Violations
1988 Apr
Other conditions class A · never closed
Housing Maintenance Code Violations
1984 Aug
Heat or hot water class C · paperwork · never closed
1984 Aug
Heat or hot water class A · never closed
1984 Aug
Doors and windows class B · never closed
1920
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.