509 Ralph Avenue
509 Ralph Avenue in Ocean Hill, Brooklyn, has 17 open HPD violations, 3 of them class C, and its rent-stabilization status could not be verified, as of Oct 26, 2026. StreetSpy grade: D (55/100).
Mixed residential & commercial · 1 units · Built 1923
StreetSpy grade: D (Poor, 55/100)
- 3 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- No housing complaints to 311 in the last 12 months.
- Repairs: High (17 open, 3 class C), records as of Oct 26, 2026
- Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
- Pests: Clear (No bedbug filing, 3 yr), records as of Oct 28, 2026
- Safety: High (1 open DOB violation), records as of Oct 26, 2026
- Registration: Not on file, records as of Oct 28, 2026
Housing code violations (HPD)
17 open violations: 3 class C (immediately hazardous), 11 class B, 1 class A, 2 class I (HPD orders such as lead paint or heat orders, not a hazard class). 0 issued in the last 12 months. 23 on record. Oldest open violation issued 2020-12-28. Newest violation issued 2022-12-20. No new HPD violation has been issued here since 2022. Most of the open count is older violations that were never closed.
HPD recorded no violation closed here in the last 12 months.
- Class C: No heat / heating defect, throughout the apartment, 2nd floor. ADMIN. CODE: PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE ENTIRE APARTMENT LOCATED AT APT 2, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2), issued 2022-12-20. HPD violation 15618923
- Class C: Broken window or sash (hallway). ADMIN. CODE: REPLACE WITH NEW THE BROKEN OR DEFECTIVE GLASS AT, VESTIBULE, DOOR AT PUBLIC HALL, 1st STORY, issued 2022-08-26. HPD violation 15338889
- Class C: No hot water, throughout the apartment, 2nd floor. ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF HOT WATER EXCEEDING TO MAXIMUM TEMPERATURE OF 130 DEGREES AT HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 1, 2nd STORY, APARTMENT AT EAST (apt 1), issued 2020-12-28. HPD violation 13954999
- Class B: Mice, throughout the apartment, 2nd floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 2, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2), issued 2022-12-20. HPD violation 15618925
- Class B: Roaches, throughout the apartment, 2nd floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 2, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2), issued 2022-12-20. HPD violation 15618924
- Class B: Damaged plaster or paint, ceiling, 3rd room from the east, 2nd floor. ADMIN. CODE: REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN UNIFORM COLOR THE CEILING IN THE 3rd ROOM FROM EAST LOCATED AT APT 2, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2), issued 2022-12-20. HPD violation 15618921
- Class B: Broken window or sash, 3rd room from the east, 2nd floor. ADMIN. CODE: PROPERLY REPAIR THE BROKEN OR DEFECTIVE SPRING BALANCE AT THE LOWER SASH WINDOW SECOND WINDOW FROM EAST IN THE 3rd ROOM FROM EAST LOCATED AT APT 2, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2), issued 2022-12-20. HPD violation 15618922
- Class B: Damaged plaster or paint, 1st room from the east, 2nd floor. ADMIN. CODE: REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN UNIFORM COLOR THE WEST WALL IN THE 1st ROOM FROM EAST LOCATED AT APT 2, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2), issued 2022-08-29. HPD violation 15338891
311 housing complaints
0 in the last 12 months, 22 in 5 years.
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)
1 open DOB violation, a Local Law violation issued before 2000. 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
Stabilization status could not be verified.
Owner and management
Owner: 7716 AZU LLC. See the full portfolio.
Tax lot and city IDs
BBL 3014620001, HPD building ID 360134. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Ralph Av (C), 10 min walk
- Sutter Av-Rutland Rd (3), 10 min walk
- Crown Hts-Utica Av (3, 4), 12 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 17 open (3 class C, 11 class B, 1 class A, 2 class I) | −40 |
| 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, a Local Law violation issued before 2000 | −5 |
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 Dept. of City Planning PLUTO (tax-roll owner). Methodology. Report generated 2026-10-28.