Is 21 Sterling Pl rent stabilized?
21 Sterling Pl is a registered NYC rent-stabilized building in Park Slope, Brooklyn (11217). It has about 6 apartments, built in 1920.
Also written as 21 Sterling Place — or 21 Sterling Pl, Brooklyn, NY 11217.
How this building compares
With about 6 apartments it is smaller than 75% of the 623 rent-stabilized buildings this site tracks in Park Slope. HPD lists 5 open violations here, about 0.8 per apartment — above the one for every 4 apartments median for tracked buildings in the neighborhood. HPD issued 5 new violations at the address in the last twelve months. Tenants have filed 21 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Park Slope |
| ZIP | 11217 |
| Year built | 1920 |
| Apartments | 6 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3009410071 |
Owner & management
| Owner | 21 STERLING PL LLC 917 8TH AVENUE · Brooklyn, NY 11215 |
| Managing agent | KOTSONIS ORGANIZATION LLC. |
Building conditions
| HPD violations | 5 open / 13 total · 5 in last 12 mo |
| HPD complaints | 0 open / 21 total |
| HPD registration last filed | October 11, 2025 |
Full building report — $9
Frequently asked questions
Is 21 Sterling Pl rent stabilized?
21 Sterling Pl in Park Slope, Brooklyn is registered as rent stabilized in the New York State DHCR 2024 rent-stabilized building files, where its stabilization code is MULTIPLE DWELLING A. 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 21 Sterling Pl?
21 Sterling Pl (BBL 3009410071) has about 6 residential apartments and was built in 1920, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.