Is 171 W 23rd St rent stabilized?
171 W 23rd St is a registered NYC rent-stabilized building in Chelsea-Hudson Yards, Manhattan (10011). It has about 9 apartments, built in 1950.
Also written as 171 West 23rd Street — or 171 W 23rd St, Manhattan, NY 10011.
How this building compares
With about 9 apartments it is smaller than 81% of the 490 rent-stabilized buildings this site tracks in Chelsea-Hudson Yards. It went up in 1950, 40 years after the 1910 median for stabilized buildings tracked in the neighborhood. HPD lists 16 open violations here, about 1.8 per apartment — above the one for every 6 apartments median for tracked buildings in the neighborhood. Of the 48 violations on record at the address, 20 are class C — HPD's immediately hazardous grade. Tenants have filed 65 HPD complaints at the address, 20 of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | Chelsea-Hudson Yards |
| ZIP | 10011 |
| Year built | 1950 |
| Apartments | 9 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 1007990001 |
Owner & management
| Owner | 23RD WEST ASSOCIATES LLC 109 SPENCER PLACE · Mamaroneck, NY 10543 |
| Managing agent | RAQUEL CONCEPCION |
Building conditions
| HPD violations | 16 open / 48 total · 16 in last 12 mo |
| HPD complaints | 0 open / 65 total |
| HPD registration last filed | November 1, 2025 |
Full building report — $9
Other rent-stabilized buildings in Chelsea-Hudson Yards
See all in Chelsea-Hudson Yards →