Is 340 E 66th St rent stabilized?
340 E 66th St is a registered NYC rent-stabilized building in Upper East Side-Lenox Hill-Roosevelt Island, Manhattan (10065). It has about 58 apartments, built in 1940.
Also written as 340 East 66th Street — or 340 E 66th St, Manhattan, NY 10065.
How this building compares
With about 58 apartments it is larger than 78% of the 626 rent-stabilized buildings this site tracks in Upper East Side-Lenox Hill-Roosevelt Island. It went up in 1940, 30 years after the 1910 median for stabilized buildings tracked in the neighborhood. HPD lists 8 open violations here, about one for every 7 apartments — above the one for every 10 apartments median for tracked buildings in the neighborhood. Of the 14 violations on record at the address, 2 are class C — HPD's immediately hazardous grade, and all of them are still open. Tenants have filed 37 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Manhattan |
| Neighborhood | Upper East Side-Lenox Hill-Roosevelt Island |
| ZIP | 10065 |
| Year built | 1940 |
| Apartments | 58 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 1014400033 |
Owner & management
| Owner | EK 66 LLC 777 THIRD AVENUE #6 FL · New York, NY 10017 |
| Managing agent | ROSE PROPERTY MGMT GRP LLC |
Building conditions
| HPD violations | 8 open / 14 total |
| HPD complaints | 0 open / 37 total |
| HPD registration last filed | July 10, 2025 |
Full building report — $9
Frequently asked questions
Is 340 E 66th St rent stabilized?
340 E 66th St in Upper East Side-Lenox Hill-Roosevelt Island, Manhattan is registered as rent stabilized in the New York State DHCR 2024 rent-stabilized building files, where its stabilization code is MULTIPLE DWELLING A. Registration is recorded for the building, not for each apartment in it, so an individual unit here can still have been deregulated — ask the landlord or DHCR for that apartment's rent history before relying on it.
How many apartments are at 340 E 66th St?
340 E 66th St (BBL 1014400033) has about 58 residential apartments and was built in 1940, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.
Other rent-stabilized buildings in Upper East Side-Lenox Hill-Roosevelt Island
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