Building health · BROOKLYN, NY
built 1920 · 4 stories · 12 apartments
Also known as 857 Union St, 859 Union St — one building, several doors.
Registered with the city: CANVAS PROPERTY GROUP · 19 other buildings here list it; 857 UNION STREET MANAGEMENT LLC; 857 UNION 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 Jun
General construction permit
DOB NOW: Build – Approved Permits
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 Oct
PL-PER Gas Piping - LL152
DOB Violations
2025 Jun
Pests class A · paperwork · closed
Housing Maintenance Code Violations
2024 Apr
Pests class A · paperwork · closed
2023 Nov
BE-EXT-LP Boiler
DOB Violations
2023 Oct
Boiler burning natural gas (Weil Mclain 978), registration current since Oct 2023
Clean Air Tracking System (boiler registrations)
2022 Apr
Sign permit
DOB NOW: Build – Approved Permits
2022 Apr
Sign permit
2016 May
Heating/ventilation permit, General construction permit, Plumbing permit
2016 May
No active shed permit
2016 Feb
General construction permit
2015 Dec
General construction permit, Plumbing permit
2015 Sep
Plumbing permit
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
1996 Dec
Latest boiler work permit 1996
DOB Permit Issuance (BIS)
1993 Aug
Local Law 62/91 - Boilers never closed
DOB Violations
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.