Is 863 Onderdonk Ave rent stabilized?
863 Onderdonk Ave is a registered NYC rent-stabilized building in Ridgewood, Queens (11385). It has about 6 apartments, built in 1913.
Also written as 863 Onderdonk Avenue — or 863 Onderdonk Ave, Queens, NY 11385.
How this building compares
With about 6 apartments it sits near the middle of the 1,081 rent-stabilized buildings this site tracks in Ridgewood, where the median building has 6. It went up in 1913, 17 years before the 1930 median for stabilized buildings tracked in the neighborhood. HPD lists 1 open violation here, about one for every 6 apartments — below the one for every 3 apartments median for tracked buildings in the neighborhood. Of the 22 violations on record at the address, 4 are class C — HPD's immediately hazardous grade. Tenants have filed 201 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Queens |
| Neighborhood | Ridgewood |
| ZIP | 11385 |
| Year built | 1913 |
| Apartments | 6 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 4034730071 |
Owner & management
| Owner | MIROSLAW BARTNIK 863 ONDERDONK AVENUE #1L · RIDGEWOOD, NY 11385 |
| Managing agent | ROBERT MADZIAR |
Building conditions
| HPD violations | 1 open / 22 total |
| HPD complaints | 0 open / 201 total |
| HPD registration last filed | July 15, 2025 |