409 East 21st Street

A 4-story building with 24 apartments, built in 1918, in Brooklyn, NY 11226.

HPD records as of November 6, 2026

53open HPD violations17 immediately hazardous

7complaints to HPD, past year1 about heat or hot water

24rent-stabilized apartmentsregistered in 2023

Nonehousing court cases in 5 years14 older

409 East 21st Street has 53 open HPD violations, 17 of them immediately hazardous. Tenants made 7 complaints to HPD in the past year, 1 about heat or hot water. It is registered to REB DOVID REALTY. 24 apartments were registered as rent stabilized in 2023.

Does 409 East 21st Street have open violations?

Yes: 53 open violations as of November 6, 2026. HPD sorts them by how soon the owner must fix them:

Class	Deadline	Open
C, immediately hazardous	24 hours for most	17
B, hazardous	30 days	13
A, non-hazardous	About 90 days	23

It has an open class C violation, as 66% of NYC buildings with 20 to 49 apartments do. More on buildings by size

Of the violations HPD wrote here in the past year, 1 has been closed.

Every violation on HPD Online ↗ · How to read HPD violations

What do tenants complain about?

Tenants made 7 complaints to HPD in the 12 months to November 6, 2026, 1 of them about heat or hot water. Complaints reach HPD through 311; an inspector may then write a violation.

Among NYC buildings with 20 to 49 apartments, 69% had at least one complaint to HPD in the past year, and 53% had one about heat or hot water.

Every complaint on HPD Online ↗ · Noise complaints go to 311, not HPD

Who owns 409 East 21st Street?

409 East 21st Street is registered with HPD to REB DOVID REALTY. The registration also names a head officer and a managing agent, the people HPD contacts about the building.

The registration on HPD Online ↗ · The owner’s other buildings, on Who Owns What ↗ · Deeds and mortgages (ACRIS) ↗ · How to find who owns a building

Housing court and evictions

None in the past five years. HPD’s record has 14 older cases, the latest from 2017.

City marshals carried out 1 eviction here in the five years to May 30, 2026.

For comparison, 12% of residential buildings in 11226 had a housing court case in the past five years.

Is 409 East 21st Street rent stabilized?

24 apartments were registered as rent stabilized in 2023, the same as in 2018. That’s 24 of the building’s 24 apartments. Whether one apartment is stabilized is in its rent history, which the tenant can ask the state for.

How to check if an apartment is rent stabilized

Scores out of ten, from today’s records

Score this building

The address check reads the latest complaints and violations and scores the building, the landlord, the noise on the block and the walk to the subway. On a StreetEasy listing, the Chrome extension adds light for the floor and value for the rent.

Buildings nearby

HPD violations, complaints, registrations and housing court cases as of November 6, 2026; evictions and rent-stabilized counts as of May 30, 2026; size and age from the city’s PLUTO. All from NYC Open Data. Public records, not legal advice. Tax lot 3-05152-0025.