Building health · BROOKLYN, NY

521 Henry St

built 1900 · 3 stories · 3 apartments
Registered with the city: 2023 O'CONNELL QSS TRUST · 6 other buildings 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 May
Pests class A · paperwork
Housing Maintenance Code Violations
2026 Apr
Latest accepted inspection Apr 2026, defects reported: no
DOB NOW: Safety Boiler
2025 Nov
Other conditions class I · paperwork
Housing Maintenance Code Violations
2025 Oct
Heat or hot waterApt 2R
Housing Maintenance Code Complaints and Problems
2019 Oct
Electrical class B
Housing Maintenance Code Violations
2012 Apr
Electrical class B · never closed
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
1900
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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