Building health · BROOKLYN, NY

523 Willoughby Ave

built 1910 · 4 stories · 8 apartments
Registered with the city: GUARDEUM MANAGEMENT LLC · 3 other buildings here list it; PARK AVENUE SUITES 523 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 Sep
PestsApt 6
Housing Maintenance Code Complaints and Problems
2026 Sep
LeaksApt 2
2026 Sep
Leaks class B
Housing Maintenance Code Violations
2026 Sep
Walls, floors and stairs class B
2026 Sep
MoldApt 2 class A
2026 Sep
Walls, floors and stairsApt 2 class B
2026 Sep
Walls, floors and stairsApt 2 class B
2026 Sep
Walls, floors and stairsApt 2 class B
2026 Sep
LeaksApt 2 class B
2026 Sep
MoldApt 2
Housing Maintenance Code Complaints and Problems
2026 Sep
Floors or stairs, leaksApt 2
2026 Aug
Heat or hot waterApt 5
2026 May
Pests class A · paperwork · closed
Housing Maintenance Code Violations
2024 Feb
Electrical, heat or hot water
Housing Maintenance Code Complaints and Problems
2019 Jun
General construction permit
DOB NOW: Build – Approved Permits
2019 Apr
No active shed permit; permits since Apr 2018, last expired Apr 2019
2018 Nov
Sprinklers permit
2018 Oct
Plumbing permit, Construction fence permit, Alteration permit
2018 Aug
Supported scaffold permit
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
1910
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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