Is 331 Keap St rent stabilized?
331 Keap St is a registered NYC rent-stabilized building in Williamsburg, Brooklyn (11211). It has about 36 apartments, built in 1915.
Also written as 331 Keap Street — or 331 Keap St, Brooklyn, NY 11211.
How this building compares
With about 36 apartments it is larger than 83% of the 620 rent-stabilized buildings this site tracks in Williamsburg. HPD lists 40 open violations here, about 1.1 per apartment — above the one for every 10 apartments median for tracked buildings in the neighborhood. Of the 251 violations on record at the address, 47 are class C — HPD's immediately hazardous grade, and 2 of them are still open. HPD issued 40 new violations at the address in the last twelve months. Tenants have filed 370 HPD complaints at the address, 18 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Williamsburg |
| ZIP | 11211 |
| Year built | 1915 |
| Apartments | 36 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3024490016 |
Owner & management
| Owner | Keap 331 LLC 101 Broadway #Floor · Brooklyn, NY 11249 |
| Managing agent | Abe Friedman |
Building conditions
| HPD violations | 40 open / 251 total · 40 in last 12 mo |
| HPD complaints | 0 open / 370 total |
| HPD registration last filed | November 13, 2025 |
Full building report — $9
Frequently asked questions
Is 331 Keap St rent stabilized?
331 Keap St in Williamsburg, 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 331 Keap St?
331 Keap St (BBL 3024490016) has about 36 residential apartments and was built in 1915, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.