1645 1st Avenue

A 4-story building with 36 apartments, built in 1910, in Manhattan, NY 10028.

HPD records as of October 27, 2026

10open HPD violations3 immediately hazardous

0complaints to HPD, past yearnone about heat

Nonerent-stabilized apartments registered2018 to 2023

April 2026latest housing court case4 cases on record, all years

1645 1st Avenue has 10 open HPD violations, 3 of them immediately hazardous. Tenants made no complaints to HPD in the past year. It is registered to BUILDING 1645 LLC.

Does 1645 1st Avenue have open violations?

Yes: 10 open violations as of October 27, 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	6
A, non-hazardous	About 90 days	1

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

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

What do tenants complain about?

Tenants made no complaints to HPD in the 12 months to October 27, 2026.

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 1645 1st Avenue?

1645 1st Avenue is registered with HPD to BUILDING 1645 LLC. The registration also names a head officer, the person 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

The latest housing court case over conditions or harassment opened in April 2026. HPD’s record has 4 cases 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, 7% of residential buildings in 10028 had a housing court case in the past five years.

Is 1645 1st Avenue 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 October 27, 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 1-01548-0027.