31 East 21st Street

A 6-story building with 49 apartments, built in 1931, in Brooklyn, NY 11226.

HPD records as of November 5, 2026

37open HPD violations12 immediately hazardous

59complaints to HPD, past year49 about heat or hot water

49rent-stabilized apartmentsregistered in 2023

July 2024latest housing court case12 cases on record, all years

31 East 21st Street has 37 open HPD violations, 12 of them immediately hazardous. Tenants made 59 complaints to HPD in the past year, 49 about heat or hot water. It is registered to 21 EAST 21 STREET PARTNERS LLC. 49 apartments were registered as rent stabilized in 2023.

Does 31 East 21st Street have open violations?

Yes: 37 open violations as of November 5, 2026. HPD sorts them by how soon the owner must fix them:

Class	Deadline	Open
C, immediately hazardous	24 hours for most	12
B, hazardous	30 days	22
A, non-hazardous	About 90 days	3

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, 47 have been closed.

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

What do tenants complain about?

Tenants made 59 complaints to HPD in the 12 months to November 5, 2026, 49 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 31 East 21st Street?

31 East 21st Street is registered with HPD to 21 EAST 21 STREET PARTNERS LLC. The registration also names a head officer, the person HPD contacts about the building.

1 other building is registered to the same company name, with 0 open violations between them.

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

The latest housing court case over conditions or harassment opened in July 2024. HPD’s record has 12 cases here in all, going back to the 1990s.

It is on the city’s Speculation Watch List: rent-regulated buildings sold at prices that suggest the buyer plans to push rents up.

City marshals carried out 4 evictions 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 31 East 21st Street rent stabilized?

49 apartments were registered as rent stabilized in 2023, up from 48 in 2019. That’s 49 of the building’s 49 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 5, 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 3-05063-0017.