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. 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
Other rent-stabilized buildings in Upper West Side (Central)
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