Is 427 Dean St rent stabilized?
427 Dean St is a registered NYC rent-stabilized building in Park Slope, Brooklyn (11217). It has about 17 apartments, built in 1920.
Also written as 427 Dean Street — or 427 Dean St, Brooklyn, NY 11217.
How this building compares
With about 17 apartments it is larger than 85% of the 623 rent-stabilized buildings this site tracks in Park Slope. HPD lists 25 open violations here, about 1.5 per apartment — above the one for every 4 apartments median for tracked buildings in the neighborhood. Of the 293 violations on record at the address, 81 are class C — HPD's immediately hazardous grade, and 16 of them are still open. HPD issued 8 new violations at the address in the last twelve months. Tenants have filed 334 HPD complaints at the address, 27 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Park Slope |
| ZIP | 11217 |
| Year built | 1920 |
| Apartments | 17 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3009280051 |
Owner & management
| Owner | 5529-427-433 DEAN STREET BROOKLYN LLC 28-30 WEST 22ND STREET #5TH FL · New York, NY 10010 |
| Managing agent | AKELIUS REAL ESTATE MANAGEMENT LLC |
Building conditions
| HPD violations | 25 open / 293 total · 8 in last 12 mo |
| HPD complaints | 0 open / 334 total |
| HPD registration last filed | February 11, 2026 |
Full building report — $9
Frequently asked questions
Is 427 Dean St rent stabilized?
427 Dean St 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 427 Dean St?
427 Dean St (BBL 3009280051) has about 17 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.