Is 505 Onderdonk Ave rent stabilized?
505 Onderdonk Ave is a registered NYC rent-stabilized building in Ridgewood, Queens (11385). It has about 6 apartments, built in 1930.
Also written as 505 Onderdonk Avenue — or 505 Onderdonk Ave, Queens, NY 11385.
How this building compares
HPD lists 10 open violations here, about 1.7 per apartment — above the one for every 3 apartments median for tracked buildings in Ridgewood. Of the 19 violations on record at the address, 1 is class C — HPD's immediately hazardous grade, and it is still open. Tenants have filed 37 HPD complaints at the address, none of them in the last twelve months.
Building details
| Borough | Queens |
| Neighborhood | Ridgewood |
| ZIP | 11385 |
| Year built | 1930 |
| Apartments | 6 |
| Rent-stabilized | Yes — DHCR registered |
| Stabilization code | MULTIPLE DWELLING A |
| BBL | 4034050009 |
Owner & management
| Owner | 505 ONDERDONK LLC 57 JEWEL STREET #2R · BROOKLYN, NY 11222 |
| Managing agent | MAX BELL |
Building conditions
| HPD violations | 10 open / 19 total |
| HPD complaints | 0 open / 37 total |
| HPD registration last filed | December 10, 2025 |
Full building report — $9
Frequently asked questions
Is 505 Onderdonk Ave rent stabilized?
505 Onderdonk Ave in Ridgewood, Queens is registered as rent stabilized in the New York State DHCR 2024 rent-stabilized building files, where its stabilization code is MULTIPLE DWELLING A. Registration is recorded for the building, not for each apartment in it, so an individual unit here can still have been deregulated — ask the landlord or DHCR for that apartment's rent history before relying on it.
How many apartments are at 505 Onderdonk Ave?
505 Onderdonk Ave (BBL 4034050009) has about 6 residential apartments and was built in 1930, from NYC PLUTO. PLUTO counts the building's units; it does not say how many of them are rent stabilized.