Is 23 Adelphi St rent stabilized?
23 Adelphi St is a registered NYC rent-stabilized building in Fort Greene, Brooklyn (11205). It has about 8 apartments, built in 1915.
Also written as 23 Adelphi Street — or 23 Adelphi St, Brooklyn, NY 11205.
How this building compares
With about 8 apartments it sits near the middle of the 164 rent-stabilized buildings this site tracks in Fort Greene, where the median building has 9. Its 1915 construction date sits close to the 1920 median for stabilized buildings tracked in the neighborhood. HPD lists 1 open violation here, about one for every 8 apartments — below the one for every 2 apartments median for tracked buildings in the neighborhood. Of the 18 violations on record at the address, 9 are class C — HPD's immediately hazardous grade. Tenants have filed 48 HPD complaints at the address, 3 of them in the last twelve months.
Building details
| Borough | Brooklyn |
| Neighborhood | Fort Greene |
| ZIP | 11205 |
| Year built | 1915 |
| Apartments | 8 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 3020320013 |
Owner & management
| Owner | 23 BK PARTNERS LLC 9 E 37 #FL 6 · NEW YORK, NY 10016 |
| Managing agent | EXL MANAGEMENT LLC |
Building conditions
| HPD violations | 1 open / 18 total · 3 in last 12 mo |
| HPD complaints | 0 open / 48 total |
| HPD registration last filed | October 17, 2025 |