Is 321 86th St rent stabilized?
321 86th St is a registered NYC rent-stabilized building in Bay Ridge, Brooklyn (11209). It has about 30 apartments, built in 1924.
Also written as 321 86th Street — or 321 86th St, Brooklyn, NY 11209.
How this building compares
With about 30 apartments it is larger than 71% of the 692 rent-stabilized buildings this site tracks in Bay Ridge. Its 1924 construction date sits close to the 1928 median for stabilized buildings tracked in the neighborhood. HPD lists 104 open violations here, about 3.5 per apartment — above the one for every 2 apartments median for tracked buildings in the neighborhood. Of the 505 violations on record at the address, 107 are class C — HPD's immediately hazardous grade, and 42 of them are still open. HPD issued 24 new violations at the address in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Bay Ridge |
| ZIP | 11209 |
| Year built | 1924 |
| Apartments | 30 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3060340076 |
Owner & management
| Owner | PROTI REALTY LLC 6925 6TH AVENUE · Brooklyn, NY 11209 |
| Managing agent | PROTI REALTY LLC |
Building conditions
| HPD violations | 104 open / 505 total · 24 in last 12 mo |
| HPD complaints | 3 open / 643 total |
| HPD registration last filed | July 8, 2025 |
Full building report — $9
Frequently asked questions
Is 321 86th St rent stabilized?
321 86th St in Bay Ridge, 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 321 86th St?
321 86th St (BBL 3060340076) has about 30 residential apartments and was built in 1924, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.