Building health · BROOKLYN, NY
built 1931 · 4 stories · 6 apartments
Also known as 421 Columbia St — one building, several doors.
Registered with the city: 421 COLUMBIA STREET REALTY CORp
Leaks: 3 reports to the city since 2024
2024
2025
2026Leaks · Jul 2026 · 1 report (1 complaint)Jul 3, 2026Leaks · Aug 2026 · 2 reports (2 complaints)Aug 9, 2026Aug 21, 2026
Source: HPD Complaints and Problems · as of 2026-10-21
By apartment
1 of 6 apartments named in a city recordStatus describes city records, not the building's condition. Tap a system for its records and sources.
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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