Is 720 Knickerbocker Ave rent stabilized?
720 Knickerbocker Ave is a registered NYC rent-stabilized building in Bushwick (East), Brooklyn (11221). It has about 8 apartments, built in 1910.
Also written as 720 Knickerbocker Avenue — or 720 Knickerbocker Ave, Brooklyn, NY 11221.
How this building compares
With about 8 apartments it is larger than 70% of the 641 rent-stabilized buildings this site tracks in Bushwick (East). It went up in 1910, 21 years before the 1931 median for stabilized buildings tracked in the neighborhood. HPD lists 20 open violations here, about 2.5 per apartment — above the 0.8 per apartment median for tracked buildings in the neighborhood. Of the 220 violations on record at the address, 40 are class C — HPD's immediately hazardous grade, and 2 of them are still open. HPD issued 2 new violations at the address in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Bushwick (East) |
| ZIP | 11221 |
| Year built | 1910 |
| Apartments | 8 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A, J-51 |
| BBL | 3033910031 |
Owner & management
| Owner | STONEMOUNTAIN EQUITIES LLC 185 MARCY AVE #32A · Brooklyn, NY 11211 |
| Managing agent | MARK BERKOWITZ |
Building conditions
| HPD violations | 20 open / 220 total · 2 in last 12 mo |
| HPD complaints | 0 open / 217 total |
| HPD registration last filed | July 9, 2025 |
Full building report — $9
Frequently asked questions
Is 720 Knickerbocker Ave rent stabilized?
720 Knickerbocker Ave in Bushwick (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 and J-51. 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 720 Knickerbocker Ave?
720 Knickerbocker Ave (BBL 3033910031) has about 8 residential apartments and was built in 1910, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.