Is 509 8th Ave rent stabilized?
509 8th Ave is a registered NYC rent-stabilized building in Park Slope, Brooklyn (11215). It has about 7 apartments, built in 1910.
Also written as 509 8th Avenue — or 509 8th Ave, Brooklyn, NY 11215.
How this building compares
With about 7 apartments it is smaller than 70% of the 623 rent-stabilized buildings this site tracks in Park Slope. Its 1910 construction date sits close to the 1920 median for stabilized buildings tracked in the neighborhood. HPD lists 9 open violations here, about 1.3 per apartment — above the one for every 4 apartments median for tracked buildings in the neighborhood. Of the 27 violations on record at the address, 1 is class C — HPD's immediately hazardous grade. Tenants have filed 24 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Park Slope |
| ZIP | 11215 |
| Year built | 1910 |
| Apartments | 7 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING B |
| BBL | 3010850006 |
Owner & management
| Owner | PHILLIPPE, LLC 509 8TH AVENUE · Brooklyn, NY 11215 |
| Managing agent | DOWNTOWN PROPERTY GROUP LLC |
Building conditions
| HPD violations | 9 open / 27 total · 1 in last 12 mo |
| HPD complaints | 0 open / 24 total |
| HPD registration last filed | October 31, 2025 |