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. Tenants have filed 102 HPD complaints at the address, 2 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 · 2 in last 12 mo |
| HPD complaints | 0 open / 102 total |
| HPD registration last filed | September 10, 2025 |
Full building report — $9
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