311 Onderdonk Avenue

311 Onderdonk Avenue in Ridgewood, Queens, has 31 open HPD violations, 8 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: F (35/100).

Multi-family walk-up · 4 units · Built 1930

StreetSpy grade: F (Severe, 35/100)

• 8 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 4 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• 7 heat or hot water complaints to 311 in the last 12 months.
• No rent-stabilized units on the tax bill. Increases aren't capped by stabilization, though Good Cause Eviction may still limit them.

More open violations per unit than 9 in 10 Queens buildings this size.

• Repairs: High (31 open, 8 class C), records as of Oct 25, 2026
• Heat and hot water: 7 complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (No bedbug filing, 3 yr), records as of Oct 27, 2026
• Safety: Clear (No open DOB violations), records as of Oct 23, 2026
• Registration: Expired Sep 30, 2024, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

31 open violations: 8 class C (immediately hazardous), 7 class B, 14 class A, 2 class I (HPD orders such as lead paint or heat orders, not a hazard class). 3 issued in the last 12 months. 41 on record. Oldest open violation issued 2019-02-19. Newest violation issued 2026-09-30.

HPD recorded no violation closed here in the last 12 months.

4 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: Rats (hallway). 567 (C) § 27-2017, 27-2017.1, 27-2017.4, 27-2017.5, 27-2017.8, 27-2019, 27-2021 HMC: ABATE THE NUISANCE CONSISTING OF EVIDENCE OF RATS AND ALL UNDERLYING CAUSES CREATING THE PEST INFESTATIONS, BY USING INTEGRATED PEST MANAGEMENT (IPM), ELIMINATE ALL BURROW ENTRY AND PASSAGEWAYS, PEST NESTS, HOLES, GAPS OR CRACKS IN WALLS, CEILINGS, FLOORS, FIXING LEAKS AND MANAGING GARBAGE IN PUBLIC AREAS. EVIDENCE FOUND AT AT FRONT YARD, issued 2025-10-17. HPD violation 18302342
• 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 MISSING AT PUBLIC HALL, 1st STORY, issued 2024-10-10. HPD violation 17334357
• Class C: Self-closing door not working, 1st floor. , 2007, 204.1 HMC CODE: ARRANGE AND MAKE SELF-CLOSING THE DOORS , IN THE ENTRANCE LOCATED AT APT 1L, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1L), issued 2021-02-22. HPD violation 14029221
• Class C: No hot water, throughout the apartment, 1st floor. PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 1L, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1L), issued 2020-08-26. HPD violation 13786118
• Class C: Self-closing door not working, 1st floor. , 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS .. IN THE ENTRANCE LOCATED AT APT 1R, 1st STORY, APARTMENT AT EAST (apt 1R), issued 2020-08-25. HPD violation 13774694
• Class C: No hot water, throughout the apartment, 1st floor. PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 1L, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1L), issued 2019-04-24. HPD violation 13029568
• Class C: No hot water, throughout the apartment, 1st floor. PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 1L, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1L), issued 2019-02-19. HPD violation 12916964
• Class C: Mice, throughout the apartment, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 1L, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1L), issued 2019-02-19. HPD violation 12916967

311 housing complaints

25 in the last 12 months, 38 in 5 years. Most common: Unsanitary Condition (16), Heat/Hot Water (7), Water Leak (2).

Bedbugs

No bedbug filing on record for the last 3 years. 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: No bedbug filing on record for this year
• 2024: No bedbug filing on record for this year
• 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)

No open DOB violations. 0 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

No rent-stabilized units on the tax bill.

Owner and management

Owner: 311 ONDERDONK LLC. Head officer: JACOB LANDAU. Managing agent: 311 ONDERDONK LLC. See the full portfolio.

Last HPD registration Mar 28, 2024. HPD registration expired Sep 30, 2024 and had not been renewed as of Oct 3, 2026. Buildings with 3+ units must register with HPD every year.

Tax lot and city IDs

BBL 4033990004, HPD building ID 685985. HPD Online, ACRIS, DOB BIS.

Nearest subway

• DeKalb Av (L), 8 min walk
• Jefferson St (L), 9 min walk
• Seneca Av (M), 11 min walk

How the grade is calculated

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 2026-10-27.