4123 9th Avenue
A 4-story building with 38 apartments, built in 1916, in Brooklyn, NY 11232.
Addresses on the lot: 4113 to 4123 9th Avenue.
HPD records as of October 24, 2026
4123 9th Avenue has 107 open HPD violations, 28 of them immediately hazardous. Tenants made 58 complaints to HPD in the past year, 7 about heat or hot water. It is registered to CONGREGATION YEHUDA AND MEIR TZVI. 39 apartments were registered as rent stabilized in 2023.
Does 4123 9th Avenue have open violations?
Yes: 107 open violations as of October 24, 2026. HPD sorts them by how soon the owner must fix them:
| Class | Deadline | Open |
|---|---|---|
| C, immediately hazardous | 24 hours for most | 28 |
| B, hazardous | 30 days | 67 |
| A, non-hazardous | About 90 days | 12 |
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, 20 have been closed.
Every violation on HPD Online ↗ · How to read HPD violations
What do tenants complain about?
Tenants made 58 complaints to HPD in the 12 months to October 24, 2026, 7 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 4123 9th Avenue?
4123 9th Avenue is registered with HPD to CONGREGATION YEHUDA AND MEIR TZVI. 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 3 older cases, the latest from 2009.
City marshals carried out 1 eviction here in the five years to May 30, 2026.
For comparison, 3% of residential buildings in 11232 had a housing court case in the past five years.
Is 4123 9th Avenue rent stabilized?
39 apartments were registered as rent stabilized in 2023. 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 buildingThe 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
- 902 41st Street46 apartments, built 1929
- 914 42nd Street24 apartments, built 1923
- 4114 9th Avenue66 apartments, built 1959
- 922 42nd Street27 apartments, built 1924
- 905 43rd Street48 apartments, built 1922
- 859 42nd Street31 apartments, built 1927
HPD violations, complaints, registrations and housing court cases as of October 24, 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 3-05590-0001.