6810 4th Avenue

6810 4th Avenue in Bay Ridge, Brooklyn, has 19 open HPD violations, 4 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: D (60/100).

Mixed residential & commercial · 4 units · Built 1930

StreetSpy grade: D (Poor, 60/100)

• 4 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, 4 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: Through Sep 1, 2027, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

19 open violations: 4 class C (immediately hazardous), 9 class B, 6 class A. 2 issued in the last 12 months. 95 on record. Oldest open violation issued 1973-04-06. Newest violation issued 2026-04-24.

0 closed in the last 90 days. Median 49 days from issue to close for the 2 violations closed in the last 12 months.

• Class C: Mold, 2nd room from the north, 3rd floor. HMC:TRACE AND REPAIR THE SOURCE AND ABATE THE NUISANCE CONSISTING OF MOLD ... TWENTY FIVE SQUARE WEST WALL IN THE 2nd ROOM FROM NORTH AT WEST LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3R), issued 2017-03-13. HPD violation 11685232
• Class C: Mold, 1st room from the north, 3rd floor. HMC:TRACE AND REPAIR THE SOURCE AND ABATE THE NUISANCE CONSISTING OF MOLD ... TWENTY FIVE SQUARE FEET WEST WALL IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3R), issued 2017-03-13. HPD violation 11685234
• Class C: Missing window guards, throughout the apartment, 3rd 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 = 0; WG TO REPLACE = 0; WG TO REPAIR = 1; ONE WAY SCREWS, AND SECURE TWO AIR CONDITION TO WINDOW FRAMES IN THE ENTIRE APARTMENT LOCATED AT APT 3F, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 3F), issued 2015-06-10. HPD violation 10741209
• Class C: Missing window guards, throughout the apartment, 3rd 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 = 0; WG TO REPLACE = 3; WG TO REPAIR = 3; NO SREWS IN THE ENTIRE APARTMENT LOCATED AT APT 3F, 3rd STORY, APARTMENT AT NORTH (apt 3F), issued 2015-05-11. HPD violation 10702868
• Class B: Missing or broken smoke / CO detector, 3rd floor. REPAIR OR REPLACE THE SMOKE DETECTOR MISSING LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3R), issued 2017-03-13. HPD violation 11685228
• Class B: Electrical defect, 1st room from the north, 3rd floor. , 2006, 2037 HMC: PROPERLY REPAIR AND ABATE UNSAFE ELECTRIC WIRING CONDITION CONSISTING OF ELECTRICAL OUTLET COVER PLATE MISSING IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3R), issued 2017-03-13. HPD violation 11685224
• Class B: Missing or broken smoke / CO detector, 3rd floor. HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). MISSING LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3R), issued 2017-03-13. HPD violation 11685227
• Class B: Leak or water damage, kitchen, 3rd floor. REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT SINK IN THE KITCHEN LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3R), issued 2017-03-13. HPD violation 11685225

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: No bedbug filing on record for this year

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: NEW GRAND, INC. Head officer: GUOXIN QIAN. Managing agent: GUOXIN QIAN. See the full portfolio.

Last HPD registration Jul 16, 2026, valid through Sep 1, 2027.

Tax lot and city IDs

BBL 3058630042, HPD building ID 129469. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Bay Ridge Av (R), 1 min walk
• 77 St (R), 8 min walk
• 59 St (N, R), 11 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.