Is 337 Union Ave rent stabilized?
337 Union Ave is a registered NYC rent-stabilized building in Williamsburg, Brooklyn (11211). It has about 10 apartments, built in 1910.
Also written as 337 Union Avenue — or 337 Union Ave, Brooklyn, NY 11211.
How this building compares
With about 10 apartments it sits near the middle of the 620 rent-stabilized buildings this site tracks in Williamsburg, where the median building has 9. Its 1910 construction date sits close to the 1915 median for stabilized buildings tracked in the neighborhood. HPD lists 38 open violations here, about 3.8 per apartment — above the one for every 10 apartments median for tracked buildings in the neighborhood. Of the 54 violations on record at the address, 8 are class C — HPD's immediately hazardous grade. Tenants have filed 39 HPD complaints at the address, 4 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Williamsburg |
| ZIP | 11211 |
| Year built | 1910 |
| Apartments | 10 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3024000012 |
Owner & management
| Owner | MAPLERIDGE REALTY LLC 337 UNION AVE · BROOKLYN, NY 11211 |
| Managing agent | IRENA KABALA |
Building conditions
| HPD violations | 38 open / 54 total |
| HPD complaints | 0 open / 39 total |
| HPD registration last filed | September 3, 2025 |