Is 2123 Ocean Ave rent stabilized?
2123 Ocean Ave is a registered NYC rent-stabilized building in Madison, Brooklyn (11229). It has about 23 apartments, built in 1925.
Also written as 2123 Ocean Avenue — or 2123 Ocean Ave, Brooklyn, NY 11229.
How this building compares
With about 23 apartments it is smaller than 76% of the 133 rent-stabilized buildings this site tracks in Madison. Its 1925 construction date sits close to the 1933 median for stabilized buildings tracked in the neighborhood. HPD lists 21 open violations here, about 0.9 per apartment — above the one for every 3 apartments median for tracked buildings in the neighborhood. Of the 43 violations on record at the address, 13 are class C — HPD's immediately hazardous grade. Tenants have filed 59 HPD complaints at the address, 1 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Madison |
| ZIP | 11229 |
| Year built | 1925 |
| Apartments | 23 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3067830065 |
Owner & management
| Owner | COSED REALTY CORP 7113 AVE W · BKLYN, NY 11234 |
| Managing agent | Cosed Realty Corp |
Building conditions
| HPD violations | 21 open / 43 total · 8 in last 12 mo |
| HPD complaints | 0 open / 59 total |
| HPD registration last filed | October 22, 2025 |