451 78th Street
451 78th Street in Bay Ridge, Brooklyn, has 6 open HPD violations, 1 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: C (73/100).
Multi-family walk-up · 6 units · Built 1931
StreetSpy grade: C (Fair, 73/100)
- 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
- No housing complaints to 311 in the last 12 months.
- The owner's bedbug filings report no infested units in the last 3 years.
- 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 5 in 10 Brooklyn buildings this size.
- Repairs: Medium (6 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: Clear (No open DOB violations), records as of Oct 26, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
6 open violations: 1 class C (immediately hazardous), 2 class B, 3 class A. 1 issued in the last 12 months. 34 on record. Oldest open violation issued 2018-07-03. Newest violation issued 2026-05-01.
0 closed in the last 90 days. Median 11 days from issue to close for the 1 violations closed in the last 12 months.
- Class C: Door, lock or intercom defect (entrance). PROPERLY REPAIR THE BROKEN OR DEFECTIVE LOCK AT BUILDING ENTRANCE DOOR, issued 2018-07-03. HPD violation 12457735
- Class B: Broken window or sash. PROVIDE SUPPORT BRACKETS ON WINDOW SILLS AT PROTRUDING AIR CONDITIONING UNITS ON 3RD STORY AT BUILDING FRONT, issued 2021-04-09. HPD violation 14176334
- Class B: Self-closing door not working. , 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS AT BULKHEAD, issued 2018-07-03. HPD violation 12457731
- Class A: Damaged plaster or paint (hallway). ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGENCYS HOUSING INFORMATION GUIDE. A SAMPLE NOTICE CAN BE FOUND AT WWW.NYC.GOV/HPD. AT PUBLIC HALL, 1st STORY, issued 2021-04-09. HPD violation 14176298
- Class A: Damaged plaster or paint (hallway). POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING. AT PUBLIC HALL, 1st STORY, issued 2021-04-09. HPD violation 14176303
- Class A: Door, lock or intercom defect. REFIT THE DOOR AT BULKHEAD, issued 2018-07-03. HPD violation 12457732
311 housing complaints
0 in the last 12 months, 7 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: No bedbug filing on record for this year
- 2023: Owner reported 0 infested units
- 2022: Owner reported 0 infested units
- 2021: Owner reported 0 infested units
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.
Rent-stabilized units on city tax bills: 0 in 2024, 0 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: J JADE LLC. Head officer: DIANDONG JIANG. Managing agent: KEVIN JIANG. See the full portfolio.
Last HPD registration Sep 2, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3059610055, HPD building ID 174442. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 77 St (R), 3 min walk
- 86 St (R), 8 min walk
- Bay Ridge Av (R), 10 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 6 open (1 class C, 2 class B, 3 class A) | −27 |
| 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 | None | 0 |
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.