520 East 21 Street
Brooklyn · 11226 · BBL 3051840006
520 East 21 Street is a multi-family elevator building in Flatbush, Brooklyn, ZIP 11226. City records date it to 1951 and count 102 residential units. The city's property file lists the owner of record as Ditmas Flats LLC. Its most recent total assessed value is $3.7M.
What the eviction record shows
No executed eviction is on record at 520 East 21 Street in the citywide marshal file, which runs from April 2024.
Rent stabilization at this address
DHCR registration records list 106 rent-stabilized units at this building in 2023, the most recent year PulseCities holds. Registration is building-level and does not settle the status of any single apartment; the rent history does. Checking your own apartment starts with the free rent history. How to check rent-stabilized status →
Open violations
HPD and DOB inspectors have written 466 violations against this building, of which 176 remain unresolved. The most serious open grade here is immediately hazardous, with 64 open violations.
Classes run A (non-hazardous) to C (immediately hazardous); DOB class I carries a vacate order. Source: NYC HPD violations, current through August 26, 2026.
311 housing complaints
50 complaints in the past 12 months
NYC 311 housing and building complaints logged for this address. Source: NYC 311, current through August 26, 2026.
How 520 East 21 Street compares in 11226
PulseCities tracks 5,313 lots in 11226, of which 449 carry an executed eviction from the marshal record, which starts in April 2024, and 333 carry a deed from the shorter ACRIS window. 11226 scores 50.0 out of 100 for displacement pressure, 18 of 177 scored NYC ZIP codes. The full signal breakdown for Flatbush →
Watch 520 East 21 Street
Get an email when a deed, eviction, permit or violation is filed on this building. Only when something lands, and never more than once a day
Questions about 520 East 21 Street
Who owns 520 East 21 Street?
The most recent deed on file for 520 East 21 Street names Ditmas Flats LLC. Deeds record the party that took title, which is often a holding company rather than the operator managing the building.
Has 520 East 21 Street changed hands recently?
No deed for 520 East 21 Street appears in the ACRIS records PulseCities holds. That means no transfer has been published for this lot in the current window, not that the building has never been sold.
Have there been evictions at 520 East 21 Street?
No executed eviction at 520 East 21 Street appears in the NYC evictions dataset, which PulseCities holds from April 2024 forward. Executed evictions are the end of the process, so a building with none may still have active housing court cases.
Is 520 East 21 Street rent stabilized?
DHCR registrations list 106 stabilized units at this building in 2023. Registration is building-level, so it does not settle whether one apartment is stabilized. The free rent history from NYS Homes and Community Renewal does.
What is the displacement risk around 520 East 21 Street?
11226 (Flatbush) scores 50.0 out of 100 on the PulseCities displacement index. The score reads five ZIP-level signals: eviction rate, LLC acquisition rate, permit intensity, assessment spikes, and 311 complaint volume. It describes the area around the building, not the building itself.
Sourced from NYC public records: ACRIS deeds, DOB permits, the NYC evictions dataset, and 311. Records reflect what agencies have published and can lag events.