Building health · BROOKLYN, NY

1723 Union St

built 1923 · 4 stories · 20 apartments
Registered with the city: S&J CROWN MANAGEMENT LTD · 1 other building here list it; 510 UNIVERSAL BUILDERS LTD · 1 other building here list it

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 Jun
Doors or windows, electrical, plumbingApt 2A
Housing Maintenance Code Complaints and Problems
2026 Jun
AppliancesApt 3D
2026 Jun
PlumbingApt 2A
2026 Apr
Latest accepted inspection Apr 2026, defects reported: no
DOB NOW: Safety Boiler
2026 Feb
Heat or hot waterApt 2A
Housing Maintenance Code Complaints and Problems
2025 May
Boiler burning natural gas (Weil Mclain 488), registration current since May 2025
Clean Air Tracking System (boiler registrations)
2025 Feb
Heat or hot water
Housing Maintenance Code Complaints and Problems
2022 Jul
0 open. 29 violations on record in all, 2015–2022
Housing Maintenance Code Violations
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
1993 Aug
Local Law 62/91 - Boilers never closed
DOB Violations
1992 Sep
Plumbing permit, Boiler permit
DOB NOW: Build – Approved Permits
1992 Aug
Latest boiler work permit 1992
DOB Permit Issuance (BIS)
1992 Jul
Alteration permit, Plumbing permit
DOB NOW: Build – Approved Permits
1923
Built
PLUTO (tax lot data)
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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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