Is 434 E 89th St rent stabilized?
434 E 89th St is a registered NYC rent-stabilized building in Upper East Side-Yorkville, Manhattan (10128). It has about 20 apartments, built in 1930.
Also written as 434 East 89th Street — or 434 E 89th St, Manhattan, NY 10128.
How this building compares
Its 1930 construction date sits close to the 1920 median for stabilized buildings tracked in Upper East Side-Yorkville. HPD lists 1 open violation here, about one for every 20 apartments — below the one for every 8 apartments median for tracked buildings in the neighborhood. Of the 4 violations on record at the address, 1 is class C — HPD's immediately hazardous grade, and it is no longer open. HPD issued 2 new violations at the address in the last twelve months. Tenants have filed 8 HPD complaints at the address, 2 of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | Upper East Side-Yorkville |
| ZIP | 10128 |
| Year built | 1930 |
| Apartments | 20 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 1015680033 |
Owner & management
| Owner | 432-434 EAST 89 REALTY LLC 511 EAST 78TH STREET #OFFICE · New York, NY 10075 |
| Managing agent | AHRON FREIDUS |
Building conditions
| HPD violations | 1 open / 4 total · 2 in last 12 mo |
| HPD complaints | 0 open / 8 total |
| HPD registration last filed | July 18, 2025 |
Full building report — $9
Frequently asked questions
Is 434 E 89th St rent stabilized?
434 E 89th St in Upper East Side-Yorkville, Manhattan is registered as rent stabilized in the New York State DHCR 2024 rent-stabilized building files, where its stabilization code is MULTIPLE DWELLING A. Registration is recorded for the building, not for each apartment in it, so an individual unit here can still have been deregulated — ask the landlord or DHCR for that apartment's rent history before relying on it.
How many apartments are at 434 E 89th St?
434 E 89th St (BBL 1015680033) has about 20 residential apartments and was built in 1930, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.
Other rent-stabilized buildings in Upper East Side-Yorkville
See all in Upper East Side-Yorkville →