Building health · BROOKLYN, NY

400 St Marks Ave

built 1931 · 4 stories · 12 apartments
Registered with the city: MHR MANAGEMENT · 19 other buildings here list it; CROWN PROSPECT HOUSES HDFc · 15 other buildings here list it; CROWN PROSPECT ASSOCIATES LIMITED PARTNE RSHIP · 17 other buildings here list it
Mold: 7 reports to the city since 2024
2024Mold · Jan 2024 · 1 report (2 complaints)Jan 16, 2024Jan 22, 2024Mold · Apr 2024 · 1 report (1 complaint)Apr 16, 2024Mold · May 2024 · 2 reports (3 complaints)May 7, 2024May 14, 2024May 17, 2024
2025Mold · Oct 2025 · 1 report (1 complaint)Oct 3, 2025
2026Mold · Apr 2026 · 1 report (1 complaint)Apr 16, 2026Mold · Aug 2026 · 1 report (1 complaint)Aug 7, 2026
Source: HPD Complaints and Problems · as of 2026-10-21

By apartment

11 of 12 apartments named in a city record
Apt 1Apt 1AApt 1BApt 1CApt 2Apt 2AApt 2BApt 2C+3 more

Also reported

2024 – 2026

A filled month had a report to HPD; darker means more than one, and the past year is brightest. Tap one to read it. Complaints within a week count as one report. Records list complaints filed, not conditions found.

See all records and sourcesPrint or save as PDF
Status 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.
Report an error · Talk to us · Look up another building
Not an inspection and not a warranty. May not be used for tenant screening — terms of use · privacy.
For AI and developers: llms.txt · API · MCP server · this card as markdown