Is 121 E 90th St rent stabilized?
121 E 90th St is a registered NYC rent-stabilized building in Upper East Side-Carnegie Hill, Manhattan (10128). It has about 20 apartments, built in 1923.
Also written as 121 East 90th Street — or 121 E 90th St, Manhattan, NY 10128.
How this building compares
With about 20 apartments it sits near the middle of the 447 rent-stabilized buildings this site tracks in Upper East Side-Carnegie Hill, where the median building has 16. Its 1923 construction date sits close to the 1913 median for stabilized buildings tracked in the neighborhood. HPD lists no open violations at this address — one of 176 such buildings among the 450 this site tracks in the neighborhood. Of the 14 violations on record at the address, 1 is class C — HPD's immediately hazardous grade. Tenants have filed 61 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | Upper East Side-Carnegie Hill |
| ZIP | 10128 |
| Year built | 1923 |
| Apartments | 20 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 1015190011 |
Owner & management
| Owner | WALLACK NYC FAMILY LIMITED PARTNERSHIP 441 LEXINGTON AVE #4TH FL · NEW YORK CITY, NY 10017 |
| Managing agent | WALLACK MANAGEMENT COMPANY, INC |
Building conditions
| HPD violations | 0 open / 14 total |
| HPD complaints | 0 open / 61 total |
| HPD registration last filed | January 20, 2026 |
Full building report — $9
Other rent-stabilized buildings in Upper East Side-Carnegie Hill
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