Is 1646 Union St rent stabilized?
1646 Union St is a registered NYC rent-stabilized building in Crown Heights (South), Brooklyn (11213). It has about 23 apartments, built in 1920.
Also written as 1646 Union Street — or 1646 Union St, Brooklyn, NY 11213.
How this building compares
With about 23 apartments it sits near the middle of the 322 rent-stabilized buildings this site tracks in Crown Heights (South), where the median building has 27. Its 1920 construction date sits close to the 1923 median for stabilized buildings tracked in the neighborhood. HPD lists 55 open violations here, about 2.4 per apartment — above the 0.8 per apartment median for tracked buildings in the neighborhood. Of the 694 violations on record at the address, 147 are class C — HPD's immediately hazardous grade. Tenants have filed 832 HPD complaints at the address, 44 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Crown Heights (South) |
| ZIP | 11213 |
| Year built | 1920 |
| Apartments | 23 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3014010039 |
Owner & management
| Owner | 1646 UNION LLC 1019 AVENUE P #501 · Brooklyn, NY 11223 |
| Managing agent | RENAISSANCE REALTY GROUP LLC |
Building conditions
| HPD violations | 55 open / 694 total · 54 in last 12 mo |
| HPD complaints | 0 open / 832 total |
| HPD registration last filed | July 28, 2025 |
Full building report — $9
Other rent-stabilized buildings in Crown Heights (South)
See all in Crown Heights (South) →