Is 505 9th St rent stabilized?
505 9th St is a registered NYC rent-stabilized building in Park Slope, Brooklyn (11215). It has about 9 apartments, built in 1903.
Also written as 505 9th Street — or 505 9th St, Brooklyn, NY 11215.
How this building compares
With about 9 apartments it is larger than 67% of the 623 rent-stabilized buildings this site tracks in Park Slope. It went up in 1903, 17 years before the 1920 median for stabilized buildings tracked in the neighborhood. HPD lists no open violations at this address — one of 206 such buildings among the 624 this site tracks in the neighborhood. Tenants have filed 1 HPD complaint at the address, none of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Park Slope |
| ZIP | 11215 |
| Year built | 1903 |
| Apartments | 9 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3010900042 |
Owner & management
| Owner | 9 WEST ASSOCIATES LLC 1114 46TH AVE #2F · LONG IS CITY, NY 11101 |
| Managing agent | B&H PROPERTY MANAGEMENT |
Building conditions
| HPD violations | 0 open / 3 total |
| HPD complaints | 0 open / 1 total |
| HPD registration last filed | October 7, 2025 |
Full building report — $9
Frequently asked questions
Is 505 9th St rent stabilized?
505 9th St in Park Slope, 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 505 9th St?
505 9th St (BBL 3010900042) has about 9 residential apartments and was built in 1903, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.