423 East 78th Street
423 East 78th Street in Upper East Side, Manhattan, has 3 open HPD violations, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: B (82/100).
Multi-family walk-up · 8 units · Built 1910
StreetSpy grade: B (Good, 82/100)
- 3 open housing violations, none in the most serious class.
- The head officer on this registration is named on 39 buildings' registrations; 17 graded D or F.
- Had 2 rent-stabilized units on the 2007 tax bill and none on the latest one; ask how the apartment left stabilization.
- Repairs: Medium (3 open), 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)
3 open violations: 0 class C (immediately hazardous), 3 class B, 0 class A. 0 issued in the last 12 months. 8 on record. Oldest open violation issued 2005-04-11. Newest violation issued 2025-09-29.
0 closed in the last 90 days. Median 81 days from issue to close for the 2 violations closed in the last 12 months.
- Class B: Broken window or sash, kitchen. REPLACE WITH NEW THE BROKEN OR DEFECTIVE WINDOW GLASS KITCHEN EAST UPPER SASH 4 STY EAST APT 4E. , SECTION '' '' (apt 4E), issued 2008-08-06. HPD violation 2533011
- Class B: Broken window or sash, kitchen. & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF PAINTED SEALED WINDOW EAST KITCHEN 4 STY EAST APT 4E. , SECTION '' '' (apt 4E), issued 2008-08-06. HPD violation 2533012
- Class B: Floor or stair defect (hallway). PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC FLOOR TILE AT PUBLIC HALL, 1st STORY, issued 2005-04-11. HPD violation 5440399
311 housing complaints
0 in the last 12 months, 2 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: Owner reported 0 infested units
- 2025: No bedbug filing on record for this year
- 2024: Owner reported 0 infested units
- 2023: Owner reported 0 infested units
- 2022: No bedbug filing on record for this year
- 2021: Owner reported 0 infested units
Buildings department (DOB)
No open DOB violations. 2 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: 423 E 78 REALTY LLC. Head officer: BITA SASSOUNI. Managing agent: RAFAEL SASSOUNI. This owner has 39 buildings on record, 17 graded D or F. See the full portfolio.
Last HPD registration Aug 28, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 1014730015, HPD building ID 16611. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 72 St (Q), 8 min walk
- 77 St (6), 9 min walk
- 86 St (Q), 9 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 3 open (3 class B) | −18 |
| 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.