451 Classon Avenue
451 Classon Avenue in Bedford, Brooklyn, has 16 open HPD violations, 5 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: D (60/100).
Mixed residential & commercial · 3 units · Built 1930
StreetSpy grade: D (Poor, 60/100)
- 5 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- The head officer on this registration is named on 7 buildings' registrations; 4 graded D or F.
- No housing complaints to 311 in the last 12 months.
- 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 8 in 10 Brooklyn buildings this size.
- Repairs: High (16 open, 5 class C), records as of Oct 25, 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 26, 2026
- Safety: Clear (No open DOB violations), records as of Oct 23, 2026
- Registration: Expired Sep 1, 2025, records as of Oct 3, 2026
Housing code violations (HPD)
16 open violations: 5 class C (immediately hazardous), 8 class B, 2 class A, 1 class I (HPD orders such as lead paint or heat orders, not a hazard class). 1 issued in the last 12 months. 30 on record. Oldest open violation issued 2009-08-04. Newest violation issued 2026-05-04.
HPD recorded no violation closed here in the last 12 months.
- Class C: No heat / heating defect (basement). PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM DOOR LOCKED AT BOILER ROOM, CELLAR, issued 2009-08-04. HPD violation 3578834
- Class C: No hot water, throughout the apartment, 2nd floor. ADMIN. CODE: PROVIDE HOT WATER AT ALL HOT WATER FIXTURES KITCHEN AND BATHROOM FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 1A, 2nd STORY (apt 1A), issued 2009-08-04. HPD violation 3463546
- Class C: Rats, throughout the apartment, 2nd floor. ADMIN. CODE: ABATE THE NUISNACE CONSISTING OF RODENTS EVIDENCE OF RATS PRESENT IN THE ENTIRE APARTMENT LOCATED AT APT 1A, 2nd STORY (apt 1A), issued 2009-08-04. HPD violation 3463618
- Class C: Door, lock or intercom defect (entrance). ADMIN. CODE: REMOVE THE ILLEGAL FASTENING DOUBLE CYLINDER KEY OPERATED LOCK AT ENTRANCE DOOR TO BLDG. AT LOBBY, 1st STORY, issued 2009-08-04. HPD violation 3463506
- Class C: No hot water, throughout the apartment, 4th floor. ADMIN. CODE: PROVIDE HOT WATER AT ALL HOT WATER FIXTURES KITCHEN AND BATHROOM FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 3, 4th STORY (apt 3), issued 2009-08-04. HPD violation 3463384
- Class B: Plumbing defect, bathroom, 4th floor. ADMIN. CODE: REMOVE ALL OBSTRUCTIONS AND REPAIR ALL DEFECTS IN WASTE LINE AT WASH BASIN IN THE BATHROOM LOCATED AT APT 3, 4th STORY (apt 3), issued 2009-08-04. HPD violation 3463451
- Class B: Fire escape defect, kitchen, 4th floor. ,2007 ADMIN. CODE: FIRE EGRESS DEFECTIVE. REMOVE OBSTRUCTING BARS OR GATES FROM WINDOW TO FIRE ESCAPE ... IN THE KITCHEN LOCATED AT APT 3, 4th STORY (apt 3), issued 2009-08-04. HPD violation 3463477
- Class B: Damaged plaster or paint, bathroom, 4th floor. ADMIN. CODE: REPLACE WITH NEW THE MISSING COVER TO WALL SWITCH IN THE BATHROOM LOCATED AT APT 3, 4th STORY (apt 3), issued 2009-08-04. HPD violation 3463422
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: No bedbug filing on record for this year
- 2025: No bedbug filing on record for this year
- 2024: Owner reported 0 infested units
- 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
No rent-stabilized units on the tax bill.
Owner and management
Owner: Fulton Lex Classon II. LLC. Head officer: Alex horn. Managing agent: Cobble Hill Management. This owner has 7 buildings on record, 4 graded D or F. See the full portfolio.
Last HPD registration Dec 19, 2024. HPD registration expired Sep 1, 2025 and had not been renewed as of Oct 3, 2026. Buildings with 3+ units must register with HPD every year.
Tax lot and city IDs
BBL 3019730001, HPD building ID 221645. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Classon Av (G), 5 min walk
- Franklin Av (C), 6 min walk
- Franklin Av (S), 7 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 16 open (5 class C, 8 class B, 2 class A, 1 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 | 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 2026-10-27.