Is 343 Ralph Ave rent stabilized?
343 Ralph Ave is a registered NYC rent-stabilized building in Ocean Hill, Brooklyn (11233). It has about 20 apartments, built in 2019.
Also written as 343 Ralph Avenue — or 343 Ralph Ave, Brooklyn, NY 11233.
How this building compares
With about 20 apartments it is larger than 84% of the 353 rent-stabilized buildings this site tracks in Ocean Hill. It went up in 2019, 109 years after the 1910 median for stabilized buildings tracked in the neighborhood. HPD lists no open violations at this address — one of 54 such buildings among the 354 this site tracks in the neighborhood. Tenants have filed 5 HPD complaints at the address, 3 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Ocean Hill |
| ZIP | 11233 |
| Year built | 2019 |
| Apartments | 20 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A, 421-A (16) |
| BBL | 3015560001 |
Owner & management
| Owner | Ralph Property LLC 143 Division ave · Brooklyn, NY 11211 |
| Managing agent | Ralph Property LLC |
Building conditions
| HPD complaints | 0 open / 5 total |
| HPD registration last filed | July 10, 2025 |
Full building report — $9
Frequently asked questions
Is 343 Ralph Ave rent stabilized?
343 Ralph Ave in Ocean Hill, Brooklyn is registered as rent stabilized in the New York State DHCR 2024 rent-stabilized building files, where its stabilization codes are MULTIPLE DWELLING A and 421-A (16). 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 343 Ralph Ave?
343 Ralph Ave (BBL 3015560001) has about 20 residential apartments and was built in 2019, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.