# 525 East 21 Street, Brooklyn, NY

Public-record building report from Know Your Building (https://knowyourbuilding.nyc/building/3051850073/525-east-21-street-brooklyn).
BBL 3051850073 · BIN 3119527 · Generated 2026-10-23

## Concern level: high

- 8 open class-C HPD violations (immediately hazardous) — about 1 per 5 apartments
- 7 of those issued in the last 3 years
- 2 open rent-impairing violation(s)

Scale: low, moderate, high, severe. Set from open hazardous violations relative to building size, raised by distress signals (HPD's Alternative Enforcement Program, court harassment findings, evictions, unpaid OATH/ECB fines, open housing-court cases, a sold tax lien). It describes the public record, not any one apartment.

## Rent stabilization

Likely rent-stabilized. The owner registered 42 stabilized units for 2023, of about 42 apartments.
Registered units by year: 2018: 42, 2019: 42, 2021: 42, 2023: 42.
No public data says which specific apartment is stabilized; tenants can request their rent history from NYS Homes and Community Renewal.

## The building

built 1910, 6 floors, 42 residential units.

## HPD housing-maintenance violations

41 open (class C immediately hazardous: 8, class B hazardous: 29, class A non-hazardous: 4); 783 on record.
7 open class-C violations were issued in the last 3 years.
2 open violations are rent-impairing.

## DOB building violations

0 active (0 issued in the last 3 years); 43 on record.

## OATH/ECB violations and fines

2 active of 39 on record; 0 decided by default; $1,250 balance due.

## 311 housing complaints

41 in the last 12 months; 205 on record.
Most common: HEAT/HOT WATER (60), UNSANITARY CONDITION (25), WATER LEAK (24), PAINT/PLASTER (19), ELECTRIC (19).

## Bedbugs

6 annual bedbug filings by the owner; latest reports 0 infested units.

## Evictions

0 executed in the last 3 years; 1 on record.

## Housing court (HPD litigation)

28 cases on record, 0 open, 19 tenant-initiated, 0 with a court finding of harassment.

## Landlord

- CorporateOwner: 525 EAST 21 CORP
- Agent: YECHIEL WEINBERGER
- HeadOfficer: YECHIEL WEINBERGER
- SiteManager: YECHIEL WEINBERGER

The same owner is linked to 6 other buildings (YECHIEL WEINBERGER at 4711 12TH AVE).

## Sources and limits

NYC Open Data (HPD, DOB, OATH/ECB, 311, DOF, PLUTO) and NYS DHCR building lists. This is a screening signal from public records, not legal advice; records lag and contain errors. Full interactive report with violation details and maps: https://knowyourbuilding.nyc/building/3051850073/525-east-21-street-brooklyn