Is 621 W End Ave rent stabilized?
621 W End Ave is a registered NYC rent-stabilized building in Upper West Side (Central), Manhattan (10024). It has about 10 apartments, built in 1899.
Also written as 621 West End Avenue — or 621 W End Ave, Manhattan, NY 10024.
How this building compares
With about 10 apartments it sits near the middle of the 1,075 rent-stabilized buildings this site tracks in Upper West Side (Central), where the median building has 12. Its 1899 construction date sits close to the 1897 median for stabilized buildings tracked in the neighborhood. HPD lists 5 open violations here, about 0.5 per apartment — above the one for every 9 apartments median for tracked buildings in the neighborhood. Of the 64 violations on record at the address, 15 are class C — HPD's immediately hazardous grade, and 3 of them are still open. Tenants have filed 109 HPD complaints at the address, 1 of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | Upper West Side (Central) |
| ZIP | 10024 |
| Year built | 1899 |
| Apartments | 10 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 1012510018 |
Owner & management
| Owner | 621 REALTY LLC 485 W 187TH ST · NEW YORK, NY 10033 |
| Managing agent | 621 REALTY LLC |
Building conditions
| HPD violations | 5 open / 64 total |
| HPD complaints | 0 open / 109 total |
| HPD registration last filed | July 3, 2025 |
Full building report — $9
Frequently asked questions
Is 621 W End Ave rent stabilized?
621 W End Ave in Upper West Side (Central), 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 621 W End Ave?
621 W End Ave (BBL 1012510018) has about 10 residential apartments and was built in 1899, 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 West Side (Central)
See all in Upper West Side (Central) →