Is 305 E 21st St rent stabilized?
305 E 21st St is a registered NYC rent-stabilized building in Gramercy, Manhattan (10010). It has about 37 apartments, built in 1910.
Also written as 305 East 21st Street — or 305 E 21st St, Manhattan, NY 10010.
How this building compares
With about 37 apartments it is larger than 73% of the 252 rent-stabilized buildings this site tracks in Gramercy. Its 1910 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 65 such buildings among the 257 this site tracks in the neighborhood. Of the 121 violations on record at the address, 47 are class C — HPD's immediately hazardous grade. Tenants have filed 71 HPD complaints at the address, 4 of them in the last twelve months.
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Building details
| Borough | Manhattan |
| Neighborhood | Gramercy |
| ZIP | 10010 |
| Year built | 1910 |
| Apartments | 37 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A, GARDEN COMPLEX |
| BBL | 1009270006 |
Owner & management
| Owner | 517 WEST 180TH ST LLC AND 305 EAST 21 ST OWNER LLC 415 E 90TH STREET #C · New York, NY 10128 |
| Managing agent | 517 WEST 180TH ST LLC |
Building conditions
| HPD violations | 0 open / 121 total |
| HPD complaints | 0 open / 71 total |
| HPD registration last filed | July 9, 2025 |
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 305 E 21st St →
Other rent-stabilized buildings in Gramercy
340 E 22nd St338 E 22nd St319 E 21st St332 E 22nd St315 E 21st St237 To 245 E 20th St244 To 246 E 21st St248 E 21st St301 E 21st St335 E 22nd St240 E 21st St245 E 21st St