6123 4th Avenue
6123 4th Avenue in Sunset Park, Brooklyn, has 35 open HPD violations, 12 of them class C, and 9 of 9 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: D (52/100).
Mixed residential & commercial · 9 units · Built 1912
StreetSpy grade: D (Poor, 52/100)
- 12 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- The head officer on this registration is named on 3 buildings' registrations; 3 graded D or F.
- 9 of 9 units are rent-stabilized.
More open violations per unit than 8 in 10 Brooklyn buildings this size.
- Repairs: High (35 open, 12 class C), records as of Oct 25, 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 27, 2026
- Safety: Medium (2 open DOB violations), records as of Oct 23, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
35 open violations: 12 class C (immediately hazardous), 16 class B, 7 class A. 1 issued in the last 12 months. 53 on record. Oldest open violation issued 1996-08-27. Newest violation issued 2026-04-30.
0 closed in the last 90 days. Median 778 days from issue to close for the 5 violations closed in the last 12 months.
2 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: No heat / heating defect (hallway). POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM , AT PUBLIC HALL, 1st STORY, issued 2013-10-09. HPD violation 8509894
- Class C: Lead paint hazard, kitchen. REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING SOUTH NORTH EAST AND WEST WALLS KITCHEN 2 STY SOUTH APT 2B ER1 97008373. , SECTION '' '' (apt 2B), issued 1997-04-01. HPD violation 945904
- Class C: Lead paint hazard. REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING SOUTH WALL NORTH WALL EAST WALL AND WEST WALL EAST ROOM 2 STY SOUTH APT 2B RODRIGUEZ 833 5731 ER1 97008373. , SECTION '' '' (apt 2B), issued 1997-04-01. HPD violation 945901
- Class C: Lead paint hazard, private hall. REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING SOUTH NORTH WALLS WEST WALL PRIVATE HALL 2 STY SOUTH APT 2B ER1 97008373. , SECTION '' '' (apt 2B), issued 1997-04-01. HPD violation 945902
- Class C: Lead paint hazard, bathroom. REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING NORTH SOUTH EAST AND WEST WALLS BATHROOM 2 STY SOUTH APT 2B ER1 97008373. , SECTION '' '' (apt 2B), issued 1997-04-01. HPD violation 945903
- Class C: Lead paint hazard. REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING SOUTH NORTH EAST AND WEST WALLS WEST ROOM 2 STY SOUTH APT 2B ER1 97008373. , SECTION '' '' (apt 2B), issued 1997-04-01. HPD violation 945905
- Class C: Lead paint hazard, kitchen. REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING KITCHEN 2 STY SOUTH 2ND FROM WEST APT 2B RODRIQUEZ 567 9567 ER1 96023876 LOCATED AT APT 2B (apt 2B), issued 1996-08-27. HPD violation 945871
- Class C: Lead paint hazard. REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT WEST WALL WEST ROOM 2 STY SOUTH 2ND FROM WEST APT 2B ER1 96023876 LOCATED AT APT 2B (apt 2B), issued 1996-08-27. HPD violation 945874
311 housing complaints
0 in the last 12 months, 3 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: Owner reported 0 infested units
Buildings department (DOB)
2 open DOB violations, 1 of them Local Law violations 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
9 of 9 units rent-stabilized as of 2024. Stabilized renewals: 0% for one year and 0% for two years under RGB Order #58 (Oct 1, 2026 to Sep 30, 2027).
Rent-stabilized units on city tax bills: 9 in 2024, 9 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: 6123 REALTY LLC. Head officer: KIM W CHEUNG. Managing agent: 6123 REALTY LLC. This owner has 3 buildings on record, 3 graded D or F. See the full portfolio.
Last HPD registration Aug 29, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3057910001, HPD building ID 129385. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 59 St (N, R), 3 min walk
- Bay Ridge Av (R), 8 min walk
- 53 St (R), 9 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 35 open (12 class C, 16 class B, 7 class A). 2 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 | 2 open DOB violations, 1 of them Local Law violations issued before 2000 | −3 |
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.