378 Sumpter Street

A 14-story building with 78 apartments, built in 1966, in Brooklyn, NY 11233.

Addresses on the lot: 24 to 40 Mother Gaston Boulevard.

HPD records as of November 5, 2026

10open HPD violations3 immediately hazardous

20complaints to HPD, past year5 about heat or hot water

Nonerent-stabilized apartments registered2018 to 2023

July 2026latest housing court case1 case on record, all years

378 Sumpter Street has 10 open HPD violations, 3 of them immediately hazardous. Tenants made 20 complaints to HPD in the past year, 5 about heat or hot water. It is registered to OHSG OWNER LLC.

Does 378 Sumpter Street have open violations?

Yes: 10 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	3
B, hazardous	30 days	5
A, non-hazardous	About 90 days	2

It has an open class C violation, as 70% of NYC buildings with 50 to 99 apartments do. More on buildings by size

Of the violations HPD wrote here in the past year, 8 have been closed.

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

What do tenants complain about?

Tenants made 20 complaints to HPD in the 12 months to November 5, 2026, 5 of them about heat or hot water. Complaints reach HPD through 311; an inspector may then write a violation.

Among NYC buildings with 50 to 99 apartments, 77% had at least one complaint to HPD in the past year, and 65% had one about heat or hot water.

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

Who owns 378 Sumpter Street?

378 Sumpter Street is registered with HPD to OHSG OWNER LLC. The registration also names a head officer and a managing agent, the people HPD contacts about the building.

9 other buildings are 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 2026. HPD’s record has 1 case here in all, going back to the 1990s.

City marshals carried out no evictions here in the five years to May 30, 2026.

For comparison, 6% of residential buildings in 11233 had a housing court case in the past five years.

Is 378 Sumpter Street rent stabilized?

No rent-stabilized apartments were registered here from 2018 to 2023. That doesn’t prove there are none: some owners don’t register them.

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 3-01528-0033.