Is 51 5th Ave rent stabilized?
51 5th Ave is a registered NYC rent-stabilized building in Park Slope, Brooklyn (11217). It has about 6 apartments, built in 1920.
Also written as 51 5th Avenue — or 51 5th Ave, Brooklyn, NY 11217.
How this building compares
With about 6 apartments it is smaller than 75% of the 623 rent-stabilized buildings this site tracks in Park Slope. Its 1920 construction date sits close to the 1920 median for stabilized buildings tracked in the neighborhood. HPD lists 5 open violations here, about 0.8 per apartment — above the one for every 4 apartments median for tracked buildings in the neighborhood. Of the 34 violations on record at the address, 13 are class C — HPD's immediately hazardous grade. Tenants have filed 40 HPD complaints at the address, 1 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Park Slope |
| ZIP | 11217 |
| Year built | 1920 |
| Apartments | 6 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3009330008 |
Owner & management
| Owner | 51 5th Owner LLC 401 Park Avenue South #830 · New York, NY 10016 |
| Managing agent | Apex Management Group |
Building conditions
| HPD violations | 5 open / 34 total |
| HPD complaints | 0 open / 40 total |
| HPD registration last filed | September 11, 2025 |