Is 509 79th St rent stabilized?
509 79th St is a registered NYC rent-stabilized building in Bay Ridge, Brooklyn (11209). It has about 12 apartments, built in 1925.
Also written as 509 79th Street — or 509 79th St, Brooklyn, NY 11209.
How this building compares
With about 12 apartments it sits near the middle of the 692 rent-stabilized buildings this site tracks in Bay Ridge, where the median building has 7. Its 1925 construction date sits close to the 1928 median for stabilized buildings tracked in the neighborhood. HPD lists 38 open violations here, about 3.2 per apartment — above the one for every 2 apartments median for tracked buildings in the neighborhood. Of the 60 violations on record at the address, 17 are class C — HPD's immediately hazardous grade, and 13 of them are still open. HPD issued 1 new violation at the address in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Bay Ridge |
| ZIP | 11209 |
| Year built | 1925 |
| Apartments | 12 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3059710001 |
Owner & management
| Owner | 509 79TH STREET REALTY LLC 7823 5TH AVENUE · BROOKLYN, NY 11209 |
| Managing agent | PETER TSOROROS |
Building conditions
| HPD violations | 38 open / 60 total · 1 in last 12 mo |
| HPD complaints | 0 open / 96 total |
| HPD registration last filed | July 24, 2025 |
Full building report — $9
Frequently asked questions
Is 509 79th St rent stabilized?
509 79th 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 509 79th St?
509 79th St (BBL 3059710001) has about 12 residential apartments and was built in 1925, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.