Is 523 Willoughby Ave rent stabilized?
523 Willoughby Ave is a registered NYC rent-stabilized building in Bed-Stuy (West), Brooklyn (11206). It has about 8 apartments, built in 1910.
Also written as 523 Willoughby Avenue — or 523 Willoughby Ave, Brooklyn, NY 11206.
How this building compares
With about 8 apartments it sits near the middle of the 784 rent-stabilized buildings this site tracks in Bed-Stuy (West), where the median building has 8. It went up in 1910, 21 years before the 1931 median for stabilized buildings tracked in the neighborhood. HPD lists no open violations at this address — one of 223 such buildings among the 785 this site tracks in the neighborhood. Of the 40 violations on record at the address, 5 are class C — HPD's immediately hazardous grade. Tenants have filed 116 HPD complaints at the address, 5 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Bed-Stuy (West) |
| ZIP | 11206 |
| Year built | 1910 |
| Apartments | 8 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3017590072 |
Owner & management
| Owner | PARK AVENUE SUITES 523 LLC 35 Spencer st #111 · Brooklyn, NY 11205 |
| Managing agent | GUARDEUM MANAGEMENT LLC |
Building conditions
| HPD violations | 0 open / 40 total · 1 in last 12 mo |
| HPD complaints | 4 open / 116 total |
| HPD registration last filed | October 9, 2025 |