140 West 73rd Street
A 4-story building with 20 apartments, built in 1883, in Manhattan, NY 10023.
Addresses on the lot: 140 West 73rd Street, 142 West 73rd Street.
HPD records as of October 27, 2026
140 West 73rd Street has 1 open HPD violation, 1 of them immediately hazardous. Tenants made no complaints to HPD in the past year. It is registered to KOCH FAMILY LIMITED PARTNERSHIP. 15 apartments were registered as rent stabilized in 2023.
Does 140 West 73rd Street have open violations?
Yes: 1 open violation 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 | 1 |
| B, hazardous | 30 days | 0 |
| A, non-hazardous | About 90 days | 0 |
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 140 West 73rd Street?
140 West 73rd Street is registered with HPD to KOCH FAMILY LIMITED PARTNERSHIP. The registration also names a head officer, the person HPD contacts about the building.
2 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
HPD’s record shows no housing court cases over conditions or harassment at this building.
City marshals carried out no evictions here in the five years to May 30, 2026.
For comparison, 6% of residential buildings in 10023 had a housing court case in the past five years.
Is 140 West 73rd Street rent stabilized?
15 apartments were registered as rent stabilized in 2023, the same as in 2018. That’s 15 of the building’s 20 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 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
- 126 West 73rd Street40 apartments, built 1915
- 141 West 73rd Street175 apartments, built 1919
- 160 West 73rd Street146 apartments, built 1929
- 121 West 72nd Street90 apartments, built 1926
- 140 West 74th Street31 apartments, built 1889
- 150 West 74th Street30 apartments, built 1963
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 1-01144-0049.