Is 421 E 50th St rent stabilized?
421 E 50th St is a registered NYC rent-stabilized building in East Midtown-Turtle Bay, Manhattan (10022). It has about 10 apartments, built in 1902.
Also written as 421 East 50th Street — or 421 E 50th St, Manhattan, NY 10022.
How this building compares
With about 10 apartments it is smaller than 75% of the 261 rent-stabilized buildings this site tracks in East Midtown-Turtle Bay. It went up in 1902, 25 years before the 1927 median for stabilized buildings tracked in the neighborhood. HPD lists 16 open violations here, about 1.6 per apartment — above the one for every 17 apartments median for tracked buildings in the neighborhood. Of the 23 violations on record at the address, 4 are class C — HPD's immediately hazardous grade. Tenants have filed 18 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | East Midtown-Turtle Bay |
| ZIP | 10022 |
| Year built | 1902 |
| Apartments | 10 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A, NON-EVICT COOP/CONDO |
| BBL | 1013627501 |
Owner & management
| Owner | RIVERRUN CONDOMINIUM 2061 BROADWAY #3RD FL · New York, NY 10023 |
| Managing agent | MARBROSE REALTY |
Building conditions
| HPD violations | 16 open / 23 total |
| HPD complaints | 0 open / 18 total |
| HPD registration last filed | October 14, 2025 |
Full building report — $9
Other rent-stabilized buildings in East Midtown-Turtle Bay
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