Is 439 W 21st St rent stabilized?
439 W 21st St is a registered NYC rent-stabilized building in Chelsea-Hudson Yards, Manhattan (10011). It has about 8 apartments, built in 1853.
Also written as 439 West 21st Street — or 439 W 21st St, Manhattan, NY 10011.
How this building compares
With about 8 apartments it is smaller than 84% of the 490 rent-stabilized buildings this site tracks in Chelsea-Hudson Yards. It went up in 1853, 57 years before the 1910 median for stabilized buildings tracked in the neighborhood. HPD lists 1 open violation here, about one for every 8 apartments — below the one for every 6 apartments median for tracked buildings in the neighborhood. Tenants have filed 12 HPD complaints at the address, none of them in the last twelve months.
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Building details
| Borough | Manhattan |
| Neighborhood | Chelsea-Hudson Yards |
| ZIP | 10011 |
| Year built | 1853 |
| Apartments | 8 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 1007190019 |
Owner & management
| Owner | High Line 21 Corp 80 business park drive #100 · Armonk, NY 10504 |
| Managing agent | UBIQ NY LTD |
Building conditions
| HPD violations | 1 open / 10 total · 1 in last 12 mo |
| HPD complaints | 0 open / 12 total |
| HPD registration last filed | February 17, 2026 |
Full building report — $9
📄 Get the full building report — $9. How this building's violation record compares citywide, who owns it and what else they own, and a pre-filled DHCR rent-history request. One-time, no account needed. The report also states plainly what the data cannot tell you. Get the report for 439 W 21st St →
Other rent-stabilized buildings in Chelsea-Hudson Yards
412 W 22nd St200 9th Ave414 W 22nd St354 W 23rd St433 W 21st St206 9th Ave362 To 364 W 23rd St436 W 22nd St366 W 23rd St440 W 22nd St421 W 22nd St452 W 22nd St
See all in Chelsea-Hudson Yards →