Is 100 Diamond St rent stabilized?
100 Diamond St is a registered NYC rent-stabilized building in Greenpoint, Brooklyn (11222). It has about 8 apartments, built in 1928.
Also written as 100 Diamond Street — or 100 Diamond St, Brooklyn, NY 11222.
How this building compares
With about 8 apartments it sits near the middle of the 903 rent-stabilized buildings this site tracks in Greenpoint, where the median building has 6. Its 1928 construction date sits close to the 1930 median for stabilized buildings tracked in the neighborhood. HPD lists 1 open violation here, about one for every 8 apartments — below the one for every 6 apartments median for tracked buildings in the neighborhood. Of the 6 violations on record at the address, 1 is class C — HPD's immediately hazardous grade, and it is still open. Tenants have filed 1 HPD complaint at the address, none of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Greenpoint |
| ZIP | 11222 |
| Year built | 1928 |
| Apartments | 8 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3026520049 |
Owner & management
| Owner | Jozef and Anna Kielbiowski Trust 100 Diamond Street · Brooklyn, NY 11222 |
| Managing agent | Anna Kielbiowski |
Building conditions
| HPD violations | 1 open / 6 total |
| HPD complaints | 0 open / 1 total |
| HPD registration last filed | November 24, 2025 |
Full building report — $9
Frequently asked questions
Is 100 Diamond St rent stabilized?
100 Diamond St in Greenpoint, 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 100 Diamond St?
100 Diamond St (BBL 3026520049) has about 8 residential apartments and was built in 1928, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.