514 Onderdonk Avenue
514 Onderdonk Avenue in Ridgewood, Queens, has 16 open HPD violations, 1 of them class C, and 5 of 6 units are rent-stabilized, as of Oct 26, 2026. StreetSpy grade: D (52/100).
Multi-family walk-up · 6 units · Built 1930
StreetSpy grade: D (Poor, 52/100)
- 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
- 2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- No housing complaints to 311 in the last 12 months.
- 5 of 6 units are rent-stabilized.
More open violations per unit than 8 in 10 Queens buildings this size.
- Repairs: High (16 open, 1 class C), records as of Oct 26, 2026
- Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
- Pests: Clear (Owner reported none, 3 yr), records as of Oct 28, 2026
- Safety: Medium (1 open DOB violation), records as of Oct 26, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
16 open violations: 1 class C (immediately hazardous), 9 class B, 6 class A. 0 issued in the last 12 months. 26 on record. Oldest open violation issued 2001-09-07. Newest violation issued 2024-04-16. No new HPD violation has been issued here since 2024. Most of the open count is older violations that were never closed.
HPD recorded no violation closed here in the last 12 months.
2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.
- Class C: No heat / heating defect (hallway). POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM AT PUBLIC HALL , 1st STORY, issued 2023-08-21. HPD violation 16166805
- Class B: Missing or broken smoke / CO detector. D26-20.08,20.09 ADM CODE PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDINGS RULES AND REGULATIONS 3 STY APT 3R 2 RM FROM FRONT. , SECTION '' '' (apt 3R), issued 2008-06-25. HPD violation 300478
- Class B: Plumbing defect (basement). DISCONTINUE USE OF ROOMS FOR LIVING, DISCONNECT PLUMBING FIXTURES AND PROPERLY SEAL PIPE CONNECTIONS CELLAR THRUOUT., issued 2008-06-25. HPD violation 300485
- Class B: Missing or broken smoke / CO detector, throughout the apartment, 3rd floor. REPAIR OR REPLACE THE SMOKE DETECTOR MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 3L, 3rd STORY, APARTMENT AT SOUTH (apt 3L), issued 2003-05-30. HPD violation 4587821
- Class B: Electrical defect (hallway). REPLACE WITH NEW THE BROKEN OR DEFECTIVE ELECTRICAL CEILING LIGHT FIXTURE 2 STY AT PUBLIC HALL, issued 2003-05-30. HPD violation 4587835
- Class B: Floor or stair defect, kitchen, 3rd floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE VINYL FLOOR TILE IN THE KITCHENETTE LOCATED AT APT 3L, 3rd STORY, APARTMENT AT SOUTH (apt 3L), issued 2003-05-30. HPD violation 4587819
- Class B: Plumbing defect, bathroom, 3rd floor. REMOVE ALL OBSTRUCTIONS AND REPAIR ALL DEFECTS IN WASTELINE UNDER WASHBASIN AND TUB IN THE BATHROOM LOCATED AT APT 3L, 3rd STORY, APARTMENT AT SOUTH (apt 3L), issued 2003-05-30. HPD violation 4587877
- Class B: Gas defect (hallway). SECTION 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF GAS RANGE AT PUBLIC HALL, 3rd STORY, issued 2003-05-30. HPD violation 4587825
311 housing complaints
0 in the last 12 months, 1 in 5 years.
Bedbugs
The owner reported 0 infested units in the last 3 years of filings. HPD's bedbug filings are self-reported by the owner once a year; HPD does not inspect to confirm them.
- 2026: No bedbug filing on record for this year
- 2025: Owner reported 0 infested units
- 2024: Owner reported 0 infested units
- 2023: No bedbug filing on record for this year
- 2022: No bedbug filing on record for this year
- 2021: No bedbug filing on record for this year
Buildings department (DOB)
1 open DOB violation. 3 DOB violations on record. Check on DOB BIS.
Evictions and housing court
0 executed evictions in the last 3 years (0 on record). 0 open HPD cases; 0 harassment findings.
Rent stabilization
5 of 6 units rent-stabilized as of 2024. Stabilized renewals: 0% for one year and 0% for two years under RGB Order #58 (Oct 1, 2026 to Sep 30, 2027).
Owner and management
Owner: 514 ONDERDONK AVE LLC. Head officer: KRZYSZTOF WARCHOL. Managing agent: KRZYSZTOF WARCHOL. See the full portfolio.
Last HPD registration Sep 25, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 4034340039, HPD building ID 686076. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Seneca Av (M), 5 min walk
- Forest Av (M), 8 min walk
- Myrtle-Wyckoff Avs (L), 8 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 16 open (1 class C, 9 class B, 6 class A). 2 rent-impairing | −45 |
| 311 housing complaints (12 mo) | None | 0 |
| Bedbug reports (3 yr) | None reported | 0 |
| Executed evictions (3 yr) | None | 0 |
| Housing litigation | No open cases | 0 |
| Open DOB violations | 1 open DOB violation | −3 |
Sources: NYC HPD Housing Maintenance Code Violations, NYC 311 Service Requests, NYC HPD Bedbug Reporting, NYC Marshal Evictions (DOI), NYC HPD Housing Litigations, NYC DOB Violations, NYC DOF tax bills (via JustFix Who Owns What portfolio API, v2), NYC HPD Property Registration. Methodology. Report generated 2026-10-28.