400 5th Avenue

400 5th Avenue in Park Slope, Brooklyn, has 65 open HPD violations, 6 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: F (30/100).

Mixed residential & commercial · 3 units · Built 1920

StreetSpy grade: F (Severe, 30/100)

• 6 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.
• 3 heat or hot water 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 (65 open, 6 class C), records as of Oct 25, 2026
• Heat and hot water: 3 complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (No bedbug filing, 3 yr), records as of Oct 27, 2026
• Safety: High (3 open DOB violations), records as of Oct 23, 2026
• Registration: Expired Sep 1, 2023, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

65 open violations: 6 class C (immediately hazardous), 22 class B, 34 class A, 3 class I (HPD orders such as lead paint or heat orders, not a hazard class). 1 issued in the last 12 months. 108 on record. Oldest open violation issued 2014-12-10. Newest violation issued 2026-04-30.

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: Self-closing door not working, 4th floor. , 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE IN THE ENTRANCE LOCATED AT APT 4, 4th STORY, 1st APARTMENT FROM WEST AT NORTH (apt 4), issued 2024-04-02. HPD violation 16783690
• 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 SIGN MISSING AT PUBLIC HALL, 1st STORY, issued 2023-10-17. HPD violation 16307789
• Class C: Self-closing door not working, 4th floor. , 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE .. IN THE ENTRANCE LOCATED AT APT 4, 4th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 4), issued 2023-10-17. HPD violation 16307784
• 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 MISSING AT PUBLIC HALL, 1st STORY, issued 2021-10-05. HPD violation 14595523
• 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 2021-04-12. HPD violation 14202669
• 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 MISSING ON THE WALL AT PUBLIC HALL, 1st STORY, issued 2019-08-12. HPD violation 13220661
• Class B: Mold, ceiling, bathroom, 4th floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 4 SQ FT AT CEILING IN THE BATHROOM LOCATED AT APT 4, 4th STORY, 1st APARTMENT FROM NORTH AT EAST ORIGINAL VIOLATION 16307783 ISSUED 13-OCT-23 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b). (apt 4), issued 2024-02-14. HPD violation 16677454
• Class B: Damaged plaster or paint, ceiling, bathroom, 4th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE BATHROOM LOCATED AT APT 4, 4th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 4), issued 2023-10-17. HPD violation 16307782

311 housing complaints

9 in the last 12 months, 24 in 5 years. Most common: Unsanitary Condition (5), Heat/Hot Water (3), Door/Window (1).

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)

3 open DOB violations, 1 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: 1761 DIAMOIND PROPERTIES LLC. Head officer: ELIE FTEHAH. Managing agent: AUGENBAUM REALTY CORP. See the full portfolio.

Last HPD registration Aug 18, 2022. HPD registration expired Sep 1, 2023 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 3009930041, HPD building ID 130407. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 4 Av-9 St (R), 3 min walk
• 4 Av-9 St (F, G), 5 min walk
• 7 Av (F, G), 8 min walk

How the grade is calculated

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.