Is 840 E 17th St rent stabilized?
840 E 17th St is a registered NYC rent-stabilized building in Midwood, Brooklyn (11230). It has about 29 apartments, built in 1940.
Also written as 840 East 17th Street — or 840 E 17th St, Brooklyn, NY 11230.
How this building compares
With about 29 apartments it is smaller than 72% of the 233 rent-stabilized buildings this site tracks in Midwood. Its 1940 construction date sits close to the 1931 median for stabilized buildings tracked in the neighborhood. HPD lists 25 open violations here, about 0.9 per apartment — above the one for every 2 apartments median for tracked buildings in the neighborhood. Of the 200 violations on record at the address, 41 are class C — HPD's immediately hazardous grade, and 6 of them are still open. HPD issued 52 new violations at the address in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Midwood |
| ZIP | 11230 |
| Year built | 1940 |
| Apartments | 29 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3067000009 |
Owner & management
| Owner | 840 REALTY LLC 2003 Avenue J #STE 1C · Brooklyn, NY 11210 |
| Managing agent | 840 REALTY LLC |
Building conditions
| HPD violations | 25 open / 200 total · 52 in last 12 mo |
| HPD complaints | 7 open / 276 total |
| HPD registration last filed | August 18, 2025 |
Full building report — $9
Frequently asked questions
Is 840 E 17th St rent stabilized?
840 E 17th St in Midwood, Brooklyn 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 840 E 17th St?
840 E 17th St (BBL 3067000009) has about 29 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.