421 Clermont Avenue
421 Clermont Avenue in Clinton Hill, Brooklyn, has 10 open HPD violations, 3 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: D (50/100).
Multi-family walk-up · 3 units · Built 1867
StreetSpy grade: D (Poor, 50/100)
- 3 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- The head officer on this registration is named on 14 buildings' registrations; 1 graded D or F.
- 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 7 in 10 Brooklyn buildings this size.
- Repairs: High (10 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 (Owner reported none, 3 yr), records as of Oct 28, 2026
- Safety: High (1 open DOB violation), records as of Oct 26, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
10 open violations: 3 class C (immediately hazardous), 4 class B, 3 class A. 0 issued in the last 12 months. 13 on record. Oldest open violation issued 2000-10-10. Newest violation issued 2024-04-09. 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.
1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.
- Class C: No heat / heating defect (hallway). D26-17.10 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDING'S HEATING SYSTEM 1 STY PUBLIC HALL & ON BOILER ROOM DOOR., issued 2008-07-01. HPD violation 1236939
- Class C: Sprinkler or standpipe defect (hallway). REPLACE WITH NEW THE BROKEN OR DEFECTIVE SPRINKLER HEADS ( PAINTED TOTAL 3 ) AT 2ND STORY PUBLIC HALL, issued 2005-06-20. HPD violation 5559395
- Class C: Roof defect (hallway). REPLACE WITH NEW THE BROKEN OR DEFECTIVE SKYLIGHT ( 1 LITE ) AT PUBLIC HALL, 3rd STORY, issued 2005-06-20. HPD violation 5559221
- Class B: Damaged plaster or paint. D26-10.01 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS NORTH & SOUTH 3 STY NORTH B ROOM., issued 2008-07-01. HPD violation 1236941
- Class B: Leak or water damage, ceiling. REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER THE CEILING AT PUBLIC HALL, 3rd STORY, issued 2005-06-20. HPD violation 5559315
- Class B: PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD JOIST ( ROTTED ) AT CELLAR REAR, issued 2005-06-20. HPD violation 5559433
- Class B: Lighting defect (entrance). PROVIDE ADEQUATE LIGHTING AT OR NEAR THE OUTSIDE OF THE FRONT ENTRANCEWAY OF THE BUILDING AND KEEP SAME BURNING FROM SUNSET EVERY DAY TO SUNRISE ON THE DAY FOLLOWING 100 WATTS. AT FRONT AREAWAY, issued 2000-10-10. HPD violation 3624284
- Class A: Missing or broken smoke / CO detector. D26-20.08 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX MISSING., issued 2008-07-01. HPD violation 1236940
311 housing complaints
0 in the last 12 months, 0 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: Owner reported 0 infested units
- 2024: Owner reported 0 infested units
- 2023: No bedbug filing on record for this year
- 2022: Owner reported 0 infested units
- 2021: Owner reported 0 infested units
Buildings department (DOB)
1 open DOB violation, a Local Law violation issued before 2000. 4 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: ELF RE CORPORATION. Head officer: STEVEN R HOFFMAN. Managing agent: HOFFMAN MANAGEMENT. This owner has 14 buildings on record, 1 graded D or F. See the full portfolio.
Last HPD registration Jul 28, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3019590011, HPD building ID 222046. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Clinton-Washington Avs (C), 4 min walk
- Clinton-Washington Avs (G), 5 min walk
- Lafayette Av (C), 6 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 10 open (3 class C, 4 class B, 3 class A). 1 rent-impairing | −45 |
| 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 HPD Property Registration. Methodology. Report generated 2026-10-28.