Is 647 4th Ave rent stabilized?
647 4th Ave is a registered NYC rent-stabilized building in Sunset Park (West), Brooklyn (11232). It has about 20 apartments, built in 1921.
Also written as 647 4th Avenue — or 647 4th Ave, Brooklyn, NY 11232.
How this building compares
With about 20 apartments it is larger than 91% of the 532 rent-stabilized buildings this site tracks in Sunset Park (West). Its 1921 construction date sits close to the 1924 median for stabilized buildings tracked in the neighborhood. HPD lists 3 open violations here, about one for every 7 apartments — below the 0.5 per apartment median for tracked buildings in the neighborhood. Of the 126 violations on record at the address, 26 are class C — HPD's immediately hazardous grade. Tenants have filed 308 HPD complaints at the address, 4 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Sunset Park (West) |
| ZIP | 11232 |
| Year built | 1921 |
| Apartments | 20 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3006370003 |
Owner & management
| Owner | SLOPE ON 4TH LLC 6608 18TH AVE · Brooklyn, NY 11204 |
| Managing agent | SLOPE ON 4TH LLC |
Building conditions
| HPD violations | 3 open / 126 total · 3 in last 12 mo |
| HPD complaints | 0 open / 308 total |
| HPD registration last filed | August 15, 2025 |
Full building report — $9
Other rent-stabilized buildings in Sunset Park (West)
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