644 Sapphire Street
644 Sapphire Street in East New York, Brooklyn, has 6 open HPD violations, and its rent-stabilization status could not be verified, as of Oct 26, 2026. StreetSpy grade: C (65/100).
One & two family · 2 units · Built 1998
StreetSpy grade: C (Fair, 65/100)
- 6 open housing violations, none in the most serious class.
- No housing complaints to 311 in the last 12 months.
- Repairs: High (6 open), 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: Clear (No open DOB violations), records as of Oct 26, 2026
- Registration: Not on file, records as of Oct 28, 2026
Housing code violations (HPD)
6 open violations: 0 class C (immediately hazardous), 6 class B, 0 class A. 0 issued in the last 12 months. 6 on record. Oldest open violation issued 2024-05-06. Newest violation issued 2024-05-09. 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.
- Class B: Leak or water damage, ceiling. ADMIN. CODE: REPAIR THE ROOF SO THAT IT WILL NOT LEAK AT CEILING AT PUBLIC HALL, 3rd STORY, issued 2024-05-09. HPD violation 16949281
- Class B: Leak or water damage, south wall. , 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT SOUTH WALL AT PUBLIC HALL, 3rd STORY, issued 2024-05-09. HPD violation 16949282
- Class B: Damaged plaster or paint, south wall. ADMIN. CODE: REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN UNIFORM COLOR WITH FIRE RETARDENT MATERIAL AT SOUTH WALL AND CEILING AT PUBLIC HALL, 3rd STORY, issued 2024-05-09. HPD violation 16949283
- Class B: Floor or stair defect, 1st room from the east, 3rd floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR IN THE 1st ROOM FROM EAST LOCATED AT APT 3, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 3), issued 2024-05-06. HPD violation 16949278
- Class B: Leak or water damage, south wall, 1st room from the east, 3rd floor. , 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT SOUTH WALL AND CEILING IN THE 1st ROOM FROM EAST LOCATED AT APT 3, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 3), issued 2024-05-06. HPD violation 16949279
- Class B: Missing or broken smoke / CO detector, throughout the apartment, 3rd floor. HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 3, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 3), issued 2024-05-06. HPD violation 16949280
311 housing complaints
0 in the last 12 months, 2 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)
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
Stabilization status could not be verified.
Owner and management
Owner: SEMIZO, SONIA. See the full portfolio.
Tax lot and city IDs
BBL 3045580090, HPD building ID 972350. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Grant Av (A), 19 min walk
- 80 St (A), 20 min walk
- 88 St (A), 21 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 6 open (6 class B) | −35 |
| 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 Dept. of City Planning PLUTO (tax-roll owner). Methodology. Report generated 2026-10-28.