Is 403 6th Ave rent stabilized?
403 6th Ave is a registered NYC rent-stabilized building in Park Slope, Brooklyn (11215). It has about 16 apartments, built in 1930.
Also written as 403 6th Avenue — or 403 6th Ave, Brooklyn, NY 11215.
How this building compares
With about 16 apartments it is larger than 80% of the 623 rent-stabilized buildings this site tracks in Park Slope. Its 1930 construction date sits close to the 1920 median for stabilized buildings tracked in the neighborhood. HPD lists 7 open violations here, about one for every 2 apartments — above the one for every 4 apartments median for tracked buildings in the neighborhood. Of the 11 violations on record at the address, 2 are class C — HPD's immediately hazardous grade. Tenants have filed 13 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Park Slope |
| ZIP | 11215 |
| Year built | 1930 |
| Apartments | 16 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3009950003 |
Owner & management
| Owner | LORRAINE KARELAS 89 FOUR CORNERS RD · STATEN ISLAND, NY 10304 |
| Managing agent | LORRAINE KARELAS |
Building conditions
| HPD violations | 7 open / 11 total |
| HPD complaints | 0 open / 13 total |
| HPD registration last filed | August 18, 2025 |