5423 Ft Hamilton Parkway

5423 Ft Hamilton Parkway in Borough Park, Brooklyn, has 24 open HPD violations, 6 of them class C, and 29 of 44 units are rent-stabilized, as of Oct 26, 2026. StreetSpy grade: D (60/100).

Multi-family walk-up · 44 units · Built 1924

StreetSpy grade: D (Poor, 60/100)

• 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.
• The head officer on this registration is named on 16 buildings' registrations; 14 graded D or F.
• 29 of 44 units are rent-stabilized; 42 on the 2007 tax bill.

More open violations per unit than 5 in 10 Brooklyn buildings this size.

• Repairs: High (24 open, 6 class C), records as of Oct 26, 2026
• Heat and hot water: 1 complaint, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 28, 2026
• Safety: Clear (No open DOB violations), records as of Oct 26, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

24 open violations: 6 class C (immediately hazardous), 18 class B, 0 class A. 21 issued in the last 12 months. 174 on record. Oldest open violation issued 2018-07-02. Newest violation issued 2026-07-27.

1 closed in the last 90 days. Median 79 days from issue to close for the 1 violations closed 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: Lead paint hazard. : CORRECT FAILURE TO PROVIDE TO THE DEPARTMENT WITHIN 45 DAYS OF DEMAND ALL RECORDS REQUIRED TO BE MAINTAINED BY OWNER PURSUANT TO LOCAL LAW 1 OF 2004 RELATED TO LEAD-BASED PAINT NOTICES, INSPECTIONS AND REMEDIATION/ABATEMENT ACTIVITIES. (apt C3), issued 2026-03-02. HPD violation 18679099
• Class C: Lead paint hazard. - CORRECT FAILURE TO NOTIFY OCCUPANTS AND/OR TO INVESTIGATE LEAD-BASED PAINT HAZARDS. (apt C3), issued 2026-03-02. HPD violation 18679100
• Class C: Lead paint hazard, north wall, 4th room from the east, 3rd floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) BASEBOARD AT NORTH WALL, EAST WALL, WEST WALL IN THE 4th ROOM FROM EAST LOCATED AT APT C3, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt C3), issued 2024-03-04. HPD violation 16723066
• Class C: Lead paint hazard, 1st window frame from the east, south wall, 1st room from the east, 3rd floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) 1st WINDOW FRAME FROM EAST AT SOUTH WALL IN THE 1st ROOM FROM EAST LOCATED AT APT C3, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt C3), issued 2024-03-04. HPD violation 16723063
• Class C: -CORRECT FAILURE TO PROVIDE TO THE DEPARTMENT WITHIN 45 DAYS OF DEMAND ALL RECORDS REQUIRED TO BE MAINTAINED BY OWNER (apt C4), issued 2018-07-30. HPD violation 12501514
• Class C: Missing window guards, throughout the apartment, 2nd floor. HMC INSTALL THE MISSING OR REPAIR/REPLACE THE DEFECTIVE WINDOW GUARD(S) IN ACCORDANCE WITH THE SPECIFICATIONS OF THE NEW YORK CITY HEALTH CODE SECTION 24 RCNY CHAPTER 12. WG TO INSTALL = 2; WG TO REPLACE = 0; WG TO REPAIR = 0; IN THE ENTIRE APARTMENT LOCATED AT APT B9, 2nd STORY, 2nd APARTMENT FROM WEST AT NORTH (apt B9), issued 2018-07-02. HPD violation 12458658
• Class B: Damaged plaster or paint, ceiling, 2nd room from the north, 4th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 2nd ROOM FROM NORTH LOCATED AT APT D5, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH (apt D5), issued 2026-07-27. HPD violation 19094839
• Class B: Damaged plaster or paint, ceiling, 3rd room from the east, 4th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 3rd ROOM FROM EAST LOCATED AT APT D5, 4th STORY, 1st APARTMENT FROM EAST AT SOUTH (apt D5), issued 2026-07-27. HPD violation 19094841

311 housing complaints

7 in the last 12 months, 19 in 5 years. Most common: Paint/Plaster (2), Plumbing (2), Unsanitary Condition (2), Heat/Hot Water (1).

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: Owner reported 0 infested units
• 2024: Owner reported 0 infested units
• 2023: Owner reported 0 infested units
• 2022: Owner reported 0 infested units
• 2021: Owner reported 0 infested units

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

29 of 44 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: 29 in 2024, 42 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: FORT 5423 REALTY CORP. Head officer: LOUIS KOPLOWITZ. Managing agent: 5423 REALTY CORP. This owner has 16 buildings on record, 14 graded D or F. See the full portfolio.

Last HPD registration Sep 4, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3056740001, HPD building ID 296753. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Fort Hamilton Pkwy (N), 7 min walk
• 50 St (D), 7 min walk
• 55 St (D), 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.