Is 423 E 70th St rent stabilized?
423 E 70th St is a registered NYC rent-stabilized building in Upper East Side-Lenox Hill-Roosevelt Island, Manhattan (10021). It has about 28 apartments, built in 1940.
Also written as 423 East 70th Street — or 423 E 70th St, Manhattan, NY 10021.
How this building compares
With about 28 apartments it is larger than 64% of the 626 rent-stabilized buildings this site tracks in Upper East Side-Lenox Hill-Roosevelt Island. It went up in 1940, 30 years after the 1910 median for stabilized buildings tracked in the neighborhood. HPD lists no open violations at this address — one of 211 such buildings among the 634 this site tracks in the neighborhood. Of the 8 violations on record at the address, 3 are class C — HPD's immediately hazardous grade. Tenants have filed 14 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | Upper East Side-Lenox Hill-Roosevelt Island |
| ZIP | 10021 |
| Year built | 1940 |
| Apartments | 28 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 1014650016 |
Owner & management
| Owner | ROYAL CHARTER PROPERTIES INC. 405 EAST 71 STREET · New York, NY 10021 |
| Managing agent | CUSHMAN & WAKEFIELD, INC. |
Building conditions
| HPD violations | 0 open / 8 total |
| HPD complaints | 0 open / 14 total |
| HPD registration last filed | August 7, 2025 |
Full building report — $9
Other rent-stabilized buildings in Upper East Side-Lenox Hill-Roosevelt Island
See all in Upper East Side-Lenox Hill-Roosevelt Island →