71 Avenue U

71 Avenue U in Gravesend, Brooklyn, has 19 open HPD violations, 3 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: D (60/100).

Multi-family walk-up · 4 units · Built 1924

StreetSpy grade: D (Poor, 60/100)

• 3 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• No housing complaints to 311 in the last 12 months.
• The owner's bedbug filings report no infested units in the last 3 years.
• 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 8 in 10 Brooklyn buildings this size.

• Repairs: High (19 open, 3 class C), records as of Oct 25, 2026
• Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 27, 2026
• Safety: Clear (No 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)

19 open violations: 3 class C (immediately hazardous), 16 class B, 0 class A. 1 issued in the last 12 months. 24 on record. Oldest open violation issued 2009-08-04. Newest violation issued 2026-05-04.

0 closed in the last 90 days. Median 7 days from issue to close for the 2 violations closed in the last 12 months.

• Class C: Missing window guards, 2nd floor. SECTION 27-2043.1 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 = 6; WG TO REPLACE = 0; WG TO REPAIR = 0; LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 2R), issued 2012-04-06. HPD violation 9392711
• 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 1 STY PUBLIC HALL AND ON BOILER ROOM DOOR., issued 2009-08-04. HPD violation 1118354
• Class C: No heat / heating defect (basement). PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM CELLAR DOOR LOCKED., issued 2009-08-04. HPD violation 1118355
• Class B: Self-closing door not working, 2nd floor. SECTION 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS TO APARTMENT IN THE ENTRANCE LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 2R), issued 2012-04-06. HPD violation 9392706
• Class B: Roaches, 2nd floor. SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF ROACHES LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 2R), issued 2012-04-06. HPD violation 9392707
• Class B: Bedbugs, 2nd floor. SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF BEDBUGS LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 2R), issued 2012-04-06. HPD violation 9392712
• Class B: Damaged plaster or paint, bathroom. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING BATHROOM 1 STY FRONTWEST APT 1F , SECTION '' '' (apt 1F), issued 2009-08-04. HPD violation 1118356
• Class B: Roaches. ABATE THE NUISANCE CONSISTING OF VERMIN ROACHES 1 STY FRONT WEST APT 1F , SECTION '' '' (apt 1F), issued 2009-08-04. HPD violation 1118357

311 housing complaints

0 in the last 12 months, 0 in 5 years.

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

No rent-stabilized units on the tax bill.

Owner and management

Owner: JOHNNY K NG. Managing agent: NOT APPLICABLE. See the full portfolio.

Last HPD registration Feb 9, 2026. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3070950046, HPD building ID 196084. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Avenue U (N), 3 min walk
• 25 Av (D), 6 min walk
• 86 St (N), 6 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.