920 Thieriot Avenue
A 21-story building with 459 apartments, built in 1965, in the Bronx, NY 10473.
Addresses on the lot: 900 to 930 Thieriot Avenue, 955 Underhill Avenue.
HPD records as of October 23, 2026
920 Thieriot Avenue has 116 open HPD violations, 36 of them immediately hazardous. Tenants made 152 complaints to HPD in the past year, 80 about heat or hot water. It is registered to Underhill Realty LLC. 458 apartments were registered as rent stabilized in 2023.
Does 920 Thieriot Avenue have open violations?
Yes: 116 open violations as of October 23, 2026. HPD sorts them by how soon the owner must fix them:
| Class | Deadline | Open |
|---|---|---|
| C, immediately hazardous | 24 hours for most | 36 |
| B, hazardous | 30 days | 54 |
| A, non-hazardous | About 90 days | 26 |
It has an open class C violation, as 56% of NYC buildings with 100 or more apartments do. More on buildings by size
Of the violations HPD wrote here in the past year, 74 have been closed.
Every violation on HPD Online ↗ · How to read HPD violations
What do tenants complain about?
Tenants made 152 complaints to HPD in the 12 months to October 23, 2026, 80 of them about heat or hot water. Complaints reach HPD through 311; an inspector may then write a violation.
Among NYC buildings with 100 or more apartments, 72% had at least one complaint to HPD in the past year, and 57% had one about heat or hot water.
Every complaint on HPD Online ↗ · Noise complaints go to 311, not HPD
Who owns 920 Thieriot Avenue?
920 Thieriot Avenue is registered with HPD to Underhill Realty LLC. 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
The latest housing court case over conditions or harassment opened in August 2024. HPD’s record has 22 cases here in all, going back to the 1990s.
City marshals carried out 40 evictions here in the five years to May 30, 2026.
For comparison, 3% of residential buildings in 10473 had a housing court case in the past five years.
Is 920 Thieriot Avenue rent stabilized?
458 apartments were registered as rent stabilized in 2023, the same as in 2018. That’s 458 of the building’s 459 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
- 950 Underhill Avenue209 apartments, built 1966
- 880 Thieriot Avenue157 apartments, built 1968
- 827 Underhill Avenue104 apartments, built 1988
- 820 Thieriot Avenue157 apartments, built 1968
- 1775 Story Avenue276 apartments, built 1958
- 1060 Beach Avenue378 apartments, built 1953
HPD violations, complaints, registrations and housing court cases as of October 23, 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 2-03668-0001.