421 Grand Avenue
421 Grand Avenue in Clinton Hill, Brooklyn, has 49 open HPD violations, 4 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 · 6 units · Built 1872
StreetSpy grade: D (Poor, 50/100)
- 4 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 3 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- 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 9 in 10 Brooklyn buildings this size.
- Repairs: High (49 open, 4 class C), 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: High (5 open DOB violations), records as of Oct 26, 2026
- Registration: Expired Sep 1, 2025, records as of Oct 3, 2026
Housing code violations (HPD)
49 open violations: 4 class C (immediately hazardous), 21 class B, 23 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. 60 on record. Oldest open violation issued 2000-09-12. Newest violation issued 2026-05-04.
HPD recorded no violation closed here in the last 12 months.
3 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.
- Class C: Gas defect. PROVIDE AN ADEQUATE SUPPLY OF GAS TO THE FIXTURES 4 STY SOUTHWEST APT 4F ER1. LOCATED AT APT 4F (apt 4F), issued 2008-06-03. HPD violation 1506252
- 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 2008-06-03. HPD violation 1506237
- Class C: No heat / heating defect (basement). D26-17.10 ADM CODE PROVIDE READY ACCESS TO BUILDING'S HEATING SYSTEM CELLAR DOOR LOCKED., issued 2008-06-03. HPD violation 1506238
- Class C: Door, lock or intercom defect (entrance). & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF DOUBLE CYLINDER KEY OPERATED LOCK INSTALLED ENTRANCE DOOR TO BLDG., issued 2008-06-03. HPD violation 1506244
- Class B: D26-10.01 ADM CODE REPLACE WITH NEW THE MISSING BALUSTER OF BALUSTRADE 1 STY PUB HALL., issued 2008-06-03. HPD violation 1506228
- Class B: No heat / heating defect (basement). SECTION 65 M/D LAW PROVIDE UNDER COMPLETED PERMIT, A PROPER ENCLOSURE FOR THE CENTRAL HEATING PLANT, CELLAR AT CENTER SOUTH., issued 2008-06-03. HPD violation 1506217
- Class B: Certificate of occupancy issue. SECTION 300, 301, 302, M/D LAW FILE PLANS AND OBTAIN A CERTIFICATE OF OCCUPANCY TO LEGALIZE THE FOLLOWING ALTERATION OR RESTORE PREMISES TO PRIOR LEGAL CONDITION REDUCTION IN OCCUPANCY FROM 17 B ROOMS TO 3 APTS., issued 2008-06-03. HPD violation 1506234
- Class B: Fire escape defect. D26-10.01, 10.05 ADM CODE AND DEPT. RULES AND REGULATIONS. REMOVE THE ENCUMBRANCE OBSTRUCTING EGRESS FROM FIRE ESCAPES 4 STY BALCONY REAR., issued 2008-06-03. HPD violation 1506232
311 housing complaints
0 in the last 12 months, 0 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)
5 open DOB violations, 4 of them Local Law violations issued before 2000. 5 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: EUGENe m OLTOn. Head officer: EUGENE M OLTON. Managing agent: EUGENe M OLTON. See the full portfolio.
Last HPD registration Sep 25, 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 3019820010, HPD building ID 302372. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Clinton-Washington Avs (C), 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 | 49 open (4 class C, 21 class B, 23 class A, 1 class I). 3 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 | 5 open DOB violations, 4 of them Local Law violations 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.