Is 634 Humboldt St rent stabilized?
634 Humboldt St is a registered NYC rent-stabilized building in Greenpoint, Brooklyn (11222). It has about 6 apartments, built in 1931.
Also written as 634 Humboldt Street — or 634 Humboldt St, Brooklyn, NY 11222.
How this building compares
Its 1931 construction date sits close to the 1930 median for stabilized buildings tracked in Greenpoint. HPD lists 8 open violations here, about 1.3 per apartment — above the one for every 6 apartments median for tracked buildings in the neighborhood. Of the 19 violations on record at the address, 3 are class C — HPD's immediately hazardous grade, and 1 of them is still open. HPD issued 10 new violations at the address in the last twelve months. Tenants have filed 14 HPD complaints at the address, 4 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Greenpoint |
| ZIP | 11222 |
| Year built | 1931 |
| Apartments | 6 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3026860057 |
Owner & management
| Owner | 634 Humboldt Str, LLC 610 Manhattan Avem · Brooklyn, NY 11222 |
| Managing agent | KRZYSZTOF ROSTEK |
Building conditions
| HPD violations | 8 open / 19 total · 10 in last 12 mo |
| HPD complaints | 0 open / 14 total |
| HPD registration last filed | July 22, 2025 |
Full building report — $9
Frequently asked questions
Is 634 Humboldt St rent stabilized?
634 Humboldt 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 634 Humboldt St?
634 Humboldt St (BBL 3026860057) has about 6 residential apartments and was built in 1931, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.