Is 329 Union St rent stabilized?
329 Union St is a registered NYC rent-stabilized building in Carroll Gardens-Cobble Hill-Gowanus-Red Hook, Brooklyn (11231). It has about 20 apartments, built in 1930.
Also written as 329 Union Street — or 329 Union St, Brooklyn, NY 11231.
How this building compares
With about 20 apartments it is larger than 90% of the 392 rent-stabilized buildings this site tracks in Carroll Gardens-Cobble Hill-Gowanus-Red Hook. Its 1930 construction date sits close to the 1920 median for stabilized buildings tracked in the neighborhood. HPD lists 9 open violations here, about one for every 2 apartments — above the one for every 4 apartments median for tracked buildings in the neighborhood. Of the 60 violations on record at the address, 2 are class C — HPD's immediately hazardous grade, and all of them are still open. Tenants have filed 102 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Carroll Gardens-Cobble Hill-Gowanus-Red Hook |
| ZIP | 11231 |
| Year built | 1930 |
| Apartments | 20 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3004280049 |
Owner & management
| Owner | 329 UNION REALTY ASSOCIATES, LLC 215 LEXINGTON AVENUE #20th F · New York, NY 10016 |
| Managing agent | CANVAS PROPERTY GROUP |
Building conditions
| HPD violations | 9 open / 60 total |
| HPD complaints | 0 open / 102 total |
| HPD registration last filed | September 10, 2025 |
Full building report — $9
Frequently asked questions
Is 329 Union St rent stabilized?
329 Union St in Carroll Gardens-Cobble Hill-Gowanus-Red Hook, 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 329 Union St?
329 Union St (BBL 3004280049) has about 20 residential apartments and was built in 1930, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.
Other rent-stabilized buildings in Carroll Gardens-Cobble Hill-Gowanus-Red Hook
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