400 4th Avenue

400 4th Avenue in Carroll Gardens, Brooklyn, has 14 open HPD violations, 1 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: D (55/100).

Mixed residential & commercial · 6 units · Built 1931

StreetSpy grade: D (Poor, 55/100)

• 1 immediately hazardous violation 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.
• 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 7 in 10 Brooklyn buildings this size.

• Repairs: High (14 open, 1 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: High (4 open DOB violations), records as of Oct 23, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

14 open violations: 1 class C (immediately hazardous), 5 class B, 8 class A. 1 issued in the last 12 months. 25 on record. Oldest open violation issued 2014-12-05. Newest violation issued 2026-04-30.

HPD recorded no violation closed here 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: Door, lock or intercom defect (hallway). PROPERLY REPAIR THE BROKEN OR DEFECTIVE MORTISE LOCK AT ENTRANCE DOOR TO BUILDING AT PUBLIC HALL, 1st STORY, issued 2014-12-05. HPD violation 10465907
• Class B: Items blocking a hallway or exit (hallway). , 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS AT PUBLIC HALL, 4th STORY, issued 2018-06-29. HPD violation 12453859
• Class B: Self-closing door not working (entrance). , 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS AT ENTRANCE TO BUILDING , 1st STORY, issued 2018-06-29. HPD violation 12453865
• Class B: Door, lock or intercom defect (hallway). REPLACE WITH NEW THE BROKEN OR DEFECTIVE DOOR HANDLE AT THE ENTRANCE DOOR TO BUILDING AT PUBLIC HALL, 1st STORY, issued 2014-12-05. HPD violation 10465911
• Class B: Broken window or sash (hallway). REPLACE WITH NEW THE BROKEN OR DEFECTIVE GLASS PANE AT ENTRANCE DOOR TO BUILDING AT PUBLIC HALL, 1st STORY, issued 2014-12-05. HPD violation 10465919
• Class B: Door, lock or intercom defect (hallway). SECTION 27-2005, 2007 ADM CODE REMOVE THE ILLEGAL FASTENING DOUBLE CYLINDER LOCK AT IRON STORM DOOR AT THE ENTRANCE TO BUILDING AT PUBLIC HALL, 1st STORY, issued 2014-12-05. HPD violation 10465904
• Class A: Bedbugs. (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS., issued 2026-04-30. HPD violation 18846095
• Class A: Bedbugs. (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS., issued 2025-06-05. HPD violation 17961365

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: Owner reported 0 infested units
• 2021: No bedbug filing on record for this year

Buildings department (DOB)

4 open DOB violations, all 4 Local Law violations issued before 2000. 24 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: IFTIKHAR U DIN. 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 3009920033, HPD building ID 129014. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 4 Av-9 St (R), 2 min walk
• 4 Av-9 St (F, G), 4 min walk
• Union St (R), 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.