Is 40 Clarkson Ave rent stabilized?
40 Clarkson Ave is a registered NYC rent-stabilized building in Flatbush, Brooklyn (11226). It has about 78 apartments, built in 1938.
Also written as 40 Clarkson Avenue — or 40 Clarkson Ave, Brooklyn, NY 11226.
How this building compares
With about 78 apartments it is larger than 90% of the 564 rent-stabilized buildings this site tracks in Flatbush. Its 1938 construction date sits close to the 1931 median for stabilized buildings tracked in the neighborhood. HPD lists 66 open violations here, about 0.8 per apartment — close to the 0.9 per apartment median for tracked buildings in the neighborhood. Of the 218 violations on record at the address, 49 are class C — HPD's immediately hazardous grade. Tenants have filed 256 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Flatbush |
| ZIP | 11226 |
| Year built | 1938 |
| Apartments | 78 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A, NON-EVICT COOP/CONDO |
| BBL | 3050640029 |
Owner & management
| Owner | 40 CLARKSON AVENUE OWNERS CORP 305-307 EAST 239TH STREET #OFFICE · Bronx, NY 10470 |
| Managing agent | MAXX PROPERTIES |
Building conditions
| HPD violations | 66 open / 218 total |
| HPD complaints | 0 open / 256 total |
| HPD registration last filed | October 1, 2025 |