Is 331 Kosciuszko St rent stabilized?
331 Kosciuszko St is a registered NYC rent-stabilized building in Bed-Stuy (East), Brooklyn (11221). It has about 8 apartments, built in 2006.
Also written as 331 Kosciuszko Street — or 331 Kosciuszko St, Brooklyn, NY 11221.
How this building compares
With about 8 apartments it sits near the middle of the 816 rent-stabilized buildings this site tracks in Bed-Stuy (East), where the median building has 7. It went up in 2006, 75 years after the 1931 median for stabilized buildings tracked in the neighborhood. HPD lists 5 open violations here, about 0.6 per apartment — matching the median for tracked buildings in the neighborhood. Of the 33 violations on record at the address, 5 are class C — HPD's immediately hazardous grade, and 1 of them is still open. HPD issued 6 new violations at the address in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Bed-Stuy (East) |
| ZIP | 11221 |
| Year built | 2006 |
| Apartments | 8 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A, GARDEN COMPLEX, 421-A (1-15) |
| BBL | 3017820063 |
Owner & management
| Owner | K Street Estates LLC 162 South 8 Street · Brooklyn, NY 11211 |
| Managing agent | Joel Braver |
Building conditions
| HPD violations | 5 open / 33 total · 6 in last 12 mo |
| HPD complaints | 0 open / 39 total |
| HPD registration last filed | February 6, 2026 |
Full building report — $9
Frequently asked questions
Is 331 Kosciuszko St rent stabilized?
331 Kosciuszko St in Bed-Stuy (East), 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, GARDEN COMPLEX and 421-A (1-15). 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 331 Kosciuszko St?
331 Kosciuszko St (BBL 3017820063) has about 8 residential apartments and was built in 2006, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.