Is 643 Cauldwell Ave rent stabilized?
643 Cauldwell Ave is a registered NYC rent-stabilized building in Melrose, the Bronx (10455). It has about 41 apartments, built in 1913.
Also written as 643 Cauldwell Avenue — or 643 Cauldwell Ave, the Bronx, NY 10455.
How this building compares
With about 41 apartments it is larger than 81% of the 244 rent-stabilized buildings this site tracks in Melrose. Its 1913 construction date sits close to the 1920 median for stabilized buildings tracked in the neighborhood. HPD lists 62 open violations here, about 1.5 per apartment — above the 0.9 per apartment median for tracked buildings in the neighborhood. Of the 932 violations on record at the address, 240 are class C — HPD's immediately hazardous grade. Tenants have filed 1,128 HPD complaints at the address, 75 of them in the last twelve months.
Building details
| Borough | the Bronx |
| Neighborhood | Melrose |
| ZIP | 10455 |
| Year built | 1913 |
| Apartments | 41 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 2026240084 |
Owner & management
| Owner | BRONX SHARP REALTY LLC 2365 NOSTRAND AVE #2 FL · Brooklyn, NY 11210 |
| Managing agent | BEN SCHWADEL |
Building conditions
| HPD violations | 62 open / 932 total · 67 in last 12 mo |
| HPD complaints | 0 open / 1128 total |
| HPD registration last filed | August 5, 2025 |