Is 398 6th Ave rent stabilized?
398 6th Ave is a registered NYC rent-stabilized building in Park Slope, Brooklyn (11215). It has about 9 apartments, built in 1911.
Also written as 398 6th Avenue — or 398 6th Ave, 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. Its 1911 construction date sits close to the 1920 median for stabilized buildings tracked in the neighborhood. HPD lists 5 open violations here, about 0.6 per apartment — above the one for every 4 apartments median for tracked buildings in the neighborhood. Of the 15 violations on record at the address, 2 are class C — HPD's immediately hazardous grade. Tenants have filed 7 HPD complaints at the address, 1 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Park Slope |
| ZIP | 11215 |
| Year built | 1911 |
| Apartments | 9 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3009990037 |
Owner & management
| Owner | 388 7TH STREET REALTY LLC 454 5TH AVENUE · BROOKLYN, NY 11215 |
| Managing agent | DIANA TOMASSETTI |
Building conditions
| HPD violations | 5 open / 15 total |
| HPD complaints | 0 open / 7 total |
| HPD registration last filed | August 13, 2025 |