Is 509 E 85th St rent stabilized?
509 E 85th St is a registered NYC rent-stabilized building in Upper East Side-Yorkville, Manhattan (10028). It has about 15 apartments, built in 1920.
Also written as 509 East 85th Street — or 509 E 85th St, Manhattan, NY 10028.
How this building compares
With about 15 apartments it is smaller than 63% of the 822 rent-stabilized buildings this site tracks in Upper East Side-Yorkville. HPD lists 38 open violations here, about 2.5 per apartment — above the one for every 8 apartments median for tracked buildings in the neighborhood. Of the 47 violations on record at the address, 7 are class C — HPD's immediately hazardous grade, and 6 of them are still open. Tenants have filed 51 HPD complaints at the address, 1 of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | Upper East Side-Yorkville |
| ZIP | 10028 |
| Year built | 1920 |
| Apartments | 15 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 1015820104 |
Owner & management
| Owner | 509 EAST 85 LLC 205 LEXINGTON AVENUE #1400 · New York, NY 10016 |
| Managing agent | SUSAN PIGGOTT |
Building conditions
| HPD violations | 38 open / 47 total |
| HPD complaints | 0 open / 51 total |
| HPD registration last filed | October 7, 2025 |
Full building report — $9
Frequently asked questions
Is 509 E 85th St rent stabilized?
509 E 85th 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 509 E 85th St?
509 E 85th St (BBL 1015820104) has about 15 residential apartments and was built in 1920, 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 →