Is 520 W 123rd St rent stabilized?
520 W 123rd St is a registered NYC rent-stabilized building in Morningside Heights, Manhattan (10027). It has about 10 apartments, built in 1901.
Also written as 520 West 123rd Street — or 520 W 123rd St, Manhattan, NY 10027.
How this building compares
With about 10 apartments it is smaller than 89% of the 143 rent-stabilized buildings this site tracks in Morningside Heights. Its 1901 construction date sits close to the 1910 median for stabilized buildings tracked in the neighborhood. HPD lists no open violations at this address — one of 24 such buildings among the 144 this site tracks in the neighborhood. Of the 66 violations on record at the address, 24 are class C — HPD's immediately hazardous grade. Tenants have filed 238 HPD complaints at the address, 13 of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | Morningside Heights |
| ZIP | 10027 |
| Year built | 1901 |
| Apartments | 10 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 1019770041 |
Owner & management
| Owner | 123RD STREET INVESTOR, LLC 40 WEST 57TH STREET #1720 · New York, NY 10019 |
| Managing agent | BRIAN GARLAND |
Building conditions
| HPD violations | 0 open / 66 total · 10 in last 12 mo |
| HPD complaints | 4 open / 238 total |
| HPD registration last filed | October 11, 2025 |
Full building report — $9
Other rent-stabilized buildings in Morningside Heights
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