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4200 AVENUE K

Brooklyn · ZIP 11210 · BIN 3217108 · Flatlands · Last violation May 28, 2026 · Last complaint May 28, 2026

NeighborhoodFlatlands
More violations than 92.1% of nearby buildings
More violations than 92% of buildings and more complaints than 93% of buildings in Flatlands. Size-normalized against residential buildings in the neighborhood for issues in the last 10 years.
ViolationsComplaints
Activity TrendsLast 5 years
More activity recently than in past years
Last 2 yrs: 391 violations · 366 complaints
'21'26ViolationsComplaints
▼ View all activity over time
Severityⓘopen violations
79 immediately hazardous (Class C) violations still open
Class C violations include lead paint, mold, pest infestations, heat/hot water failure, and structural hazards — the most serious category.
Class Cimmediately hazardous79Class Bhazardous165
Housing Preservation & Development Violations
Total violations since 1992
862
25 per year avg.↑ Up 106% in the last 2 years (391 vs 190 prior 2 yrs)
Open violations
284
Class C (immed. haz.)ⓘ79
Class B (hazardous)ⓘ165
Rent-impairingⓘ7
Housing Preservation & Development Complaints
Total complaints since 2003
962
40 per year avg.↑ Up 331% in the last 2 years (366 vs 85 prior 2 yrs)
Complaint Resolution
No access17%Violation issued22%No violation28%Phone resolved32%Other1%(962)
Urgency breakdown
Last 12 mo.

Top violation categories

5 yrsAll time
Maintenanceⓘ211 violations
Egressⓘ118 violations
Water Supplyⓘ57 violations
Extermination & Rodent Eradicationⓘ52 violations
Cleaningⓘ45 violations
Paintingⓘ39 violations
Carbon Monoxide Detecting Devicesⓘ26 violations
Smoke Detecting Devicesⓘ23 violations
Top complaint groupsⓘ
5 yrsAll time
Heat / hot waterⓘ182 complaints
Water & plumbingⓘ92 complaints
Mold & pestsⓘ66 complaints
Bldg maintenanceⓘ54 complaints
Electricalⓘ17 complaints
Appliancesⓘ14 complaints
Safety & fireⓘ8 complaints
Adminⓘ2 complaints
Elevatorⓘ1 complaints
Hide violations ↑See complaints →

Violation log

862 violations

All classesClass AClass BClass CClass IAllOpenClosed
ClassStatusApt

Building safety complaints, construction, permits, and structural issues filed with the NYC Dept. of Buildings, are scored separately.

Building Safety →
See something wrong? File a complaint with 311
Open violation ages
▪ < 30 days7% (21)
▪ 30–90 days2% (6)
▪ 3–12 months14% (40)
▪ 1–3 years62% (177)
▪ 3+ years14% (40)
Prior 4 yr.
Immed. Emergency1%4%
Emergency70%59%
Non-Emergency29%37%
(179)
(303)
Issued
Description
Class BOpen—May 28, 2026REFIT DOORS ETC. · EGRESS§ 27-2005 HMC: REFIT DOOR LEADING TO WEST SECTION AT BASEMENT AT PUBLIC HALL
Class COpen—May 28, 2026MAKE DOORS SELF-CLOSING · EGRESS§ 27-2005, 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 HINGES AT FIRE DOOR A AT BASEMENT AT FIRE STAIRS
Class BOpen—May 28, 2026REFIT DOORS ETC. · EGRESS§ 27-2005 HMC: REFIT FIRE DOOR A AT BASEMENT AT FIRE STAIRS
Class COpen—May 28, 2026MAKE DOORS SELF-CLOSING · EGRESS§ 27-2005, 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 DOOR LEADING TO WEST SECTION AT BASEMENT AT PUBLIC HALL
Class BOpen—May 26, 2026REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GLASS PANE AT DOOR ENTRANCE BUILDING , 1st STORY
Class COpen—May 26, 2026MAKE DOORS SELF-CLOSING · EGRESS§ 27-2005, 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 HINGES AT DOOR ENTRANCE AT 1st PUBLIC HALL STAIRS FROM EAST, 1st STORY
Class COpenC6May 21, 2026ABATE THE NUISANCE OF MICE · EXTERMINATION & RODENT ERADICATIONHMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class COpenC6May 21, 2026TRACE & REPAIR THE SOURCE & ABATE THE…MOLD · CLEANING§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... GREATER THAN 30 SQ FT AT CEILING IN THE PRIVATE HALLWAY LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class COpenC6May 21, 2026ABATE THE NUISANCE OF ROACHES · EXTERMINATION & RODENT ERADICATIONHMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class BOpenC6May 21, 2026REPAIR LEAKY FAUCETS · WATER SUPPLY§ 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT WASHBASIN IN THE BATHROOM LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class BOpenC6May 21, 2026REPAIR OR REPLACE CO DETECTOR · CARBON MONOXIDE DETECTING DEVICES§ 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES MISSING IN THE ENTIRE APARTMENT LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class BOpenC6May 21, 2026REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GASKET AT REFRIGERATOR DOOR IN THE KITCHEN LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class BOpenC6May 21, 2026REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE FIXTURE AT CEILING IN THE BATHROOM LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class BOpenC6May 21, 2026REPAIR OR REPLACE CO DETECTOR · CARBON MONOXIDE DETECTING DEVICES§ 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES MISSING IN THE ENTIRE APARTMENT LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class BOpenC6May 21, 2026REPAIR LEAKY FAUCETS · WATER SUPPLY§ 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT SINK IN THE KITCHEN LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class COpenC6May 21, 2026MAKE DOORS SELF-CLOSING · EGRESS§ 27-2005, 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 HINGES IN THE ENTRANCE LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class BOpenC6May 21, 2026REPAIR PLASTER · MAINTENANCE§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE PRIVATE HALLWAY LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class BOpenC6May 21, 2026REPAIR LEAKY FAUCETS · WATER SUPPLY§ 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT BATHTUB IN THE BATHROOM LOCATED AT APT C6, 6th STORY, 1st APARTMENT FROM EAST AT SOUTH
Class COpen—May 15, 2026ABATE THE NUISANCE · MAINTENANCE§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF DISCARDED REFRIGERATOR WITH DOOR INTACT AT PUBLIC HALL AT BASEMENT
Class COpen—May 15, 2026REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GLASS AT BUILDING ENTRANCE DOOR
Class COpen—May 15, 2026MAKE DOORS SELF-CLOSING · EGRESS§ 27-2005, 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 HINGES ON THE DOOR AT EAST AT PUBLIC HALL AT BASEMENT
Class CClosed—May 4, 2026DOOR NOT SELF-CLOSING · EGRESS§ 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING CONSISTING OF KICKSTAND DEVICE AT THE DOOR LEADING TO FIRE STAIRS AT 2nd PUBLIC HALL FROM NORTH, 1st STORY
Class CClosed—May 4, 2026DOOR NOT SELF-CLOSING · EGRESS§ 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING CONSISTING OF KICKSTAND DEVICE AT THE DOOR LEADING TO WEST YARD AT 1st CELLAR FROM NORTH
Class AOpen—May 1, 2026FILE ANNUAL BEDBUG REPORT · FILING: 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.
Class AOpen—Apr 30, 2026PROVIDE SHOE FOR DROP LADDER · FIRE EGRESS AND PROTECTION§ 53, 187, 231 M/D LAW AND DEPARTMENT RULES AND REGULATIONS. PROVIDE A SHOE PROPERLY SECURED TO BOTTOM OF STRING OF DROPLADDER AT 2ND STACK FROM EAST AT BUILDING FRONT. AT FIRE ESCAPE
Class COpen—Apr 30, 2026MAKE DOORS SELF-CLOSING · EGRESS§ 27-2005, 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 HINGES AT BUILDING ENTRANCE DOOR
Class CClosed—Apr 30, 2026DOOR NOT SELF-CLOSING · EGRESS§ 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING CONSISTING OF WOOD WEDGE AT FIRE STAIRS DOOR AT 2nd CELLAR FROM NORTH
Class CClosed—Mar 24, 2026MAKE DOORS SELF-CLOSING · EGRESS§ 27-2005, 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 FRAME AT DOOR FIRST FROM EAST AT NORTH AT BASEMENT, SECTION AT EAST
Class BOpen3AAMar 23, 2026REPAIR PLASTER · MAINTENANCE§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE BATHROOM LOCATED AT APT 3AA, 3rd STORY, 2nd APARTMENT FROM EAST AT SOUTH
Class BOpen3AAMar 23, 2026REPAIR THE SOURCE AND ABATE THE WATER LEAK · WATER SUPPLY§ 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT CEILING IN THE BATHROOM LOCATED AT APT 3AA, 3rd STORY, 2nd APARTMENT FROM EAST AT SOUTH
Class COpen3AAMar 23, 2026ABATE THE NUISANCE OF ROACHES · EXTERMINATION & RODENT ERADICATIONHMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 3AA, 3rd STORY, 2nd APARTMENT FROM EAST AT SOUTH
Class BOpen3AAFeb 23, 2026REPAIR PLASTER · MAINTENANCE§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT NORTH WALL IN THE 1st ROOM FROM NORTH LOCATED AT APT 3AA, 3rd STORY, 2nd APARTMENT FROM EAST AT SOUTH
Class COpen3AAFeb 23, 2026MAKE DOORS SELF-CLOSING · EGRESS§ 27-2005, 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 HINGES IN THE ENTRANCE LOCATED AT APT 3AA, 3rd STORY, 2nd APARTMENT FROM EAST AT SOUTH
Class BClosed1DJan 5, 2026TRACE & REPAIR THE SOURCE & ABATE THE…MOLD · CLEANING§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... (LESS THAN 10 SQ FT) AT WINDOW RECESS, NORTH AND WEST WALLS IN THE BATHROOM LOCATED AT APT 1D, 1st STORY, 1st APARTMENT FROM EAST AT SOUTH ORIGINAL VIOLATION 18209142 ISSUED 03-SEP-25 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE 27-2017.3a(3)(a) or (b).
Class BClosed3FJan 2, 2026REPAIR OR REPLACE SMOKE DETECTOR · SMOKE DETECTING DEVICES§ 27-2045(B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDINGS RULES AND REGULATIONS DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 3F, 3rd STORY, 4th APARTMENT FROM EAST AT SOUTH , SECTION AT SOUTH
Class BClosed3FJan 2, 2026REPAIR OR REPLACE CO DETECTOR · CARBON MONOXIDE DETECTING DEVICES§ 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 3F, 3rd STORY, 4th APARTMENT FROM EAST AT SOUTH , SECTION AT SOUTH
Class BClosed—Dec 29, 2025REMOVE ACCUMULATION OR RUBBISH · CLEANING§ 27-2010, 2011, 2012 ADM CODE REMOVE THE ACCUMULATION OF REFUSE AND/OR RUBBISH AND MAINTAIN IN A CLEAN CONDITION THE AT WEST YARD
Class BClosed1FDec 29, 2025REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE SPRING BALANCE LOWER SASH 1ST WINDOW FROM SOUTH AT WEST WALL IN THE 1st ROOM FROM EAST AT SOUTH LOCATED AT APT 1F, 1st STORY, 4th APARTMENT FROM SOUTH AT WEST
Class BClosed1FDec 29, 2025REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE REFRIGERATOR RUBBER DOOR SEAL IN THE KITCHEN LOCATED AT APT 1F, 1st STORY, 4th APARTMENT FROM SOUTH AT WEST
Class CClosed—Dec 29, 2025MAKE DOORS SELF-CLOSING · EGRESS§ 27-2005, 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 FIRE DOOR FRAME AT WEST AT PUBLIC HALL
Class BClosed—Dec 29, 2025REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE MORTISE LOCK AT VESTIBULE DOOR AT LOBBY
Class BClosed1FDec 29, 2025REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE SPRING BALANCE UPPER SASH 1ST WINDOW FROM WEST AT NORTH WALL IN THE 3rd ROOM FROM EAST AT NORTH LOCATED AT APT 1F, 1st STORY, 4th APARTMENT FROM SOUTH AT WEST
Class BClosed3HHDec 29, 2025REPAIR LEAKY FAUCETS · WATER SUPPLY§ 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT WASH BASIN IN THE BATHROOM LOCATED AT APT 3HH, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
Class BOpen3HHDec 22, 2025REPAIR LEAKY FAUCETS · WATER SUPPLY§ 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT WASHBASIN IN THE BATHROOM LOCATED AT APT 3HH, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
Class BOpen3HHDec 18, 2025REPAIR LEAKY FAUCETS · WATER SUPPLY§ 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT BATHTUB IN THE BATHROOM LOCATED AT APT 3HH, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
Class BOpenRENT IMPAIRING3HHDec 18, 2025REMOVE OBSTRUCTIONS · SEWERS AND DRAINAGE§ 27-2026 ADM CODE REMOVE ALL OBSTRUCTIONS AND REPAIR ALL DEFECTS IN WASTELINE AT WASHBASIN IN THE BATHROOM LOCATED AT APT 3HH, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
Class BOpen—Dec 18, 2025REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE LATCH AT BUILDING ENTRANCE DOOR , 1st STORY
Class CClosed—Dec 11, 2025REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GLASS PANE AT UPPER SASH 2ND WINDOW FROM WEST AT NORTH AT PUBLIC HALL
Class COpen6FDec 11, 2025ABATE THE NUISANCE OF MICE · EXTERMINATION & RODENT ERADICATIONHMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 6F, 6th STORY, 4th APARTMENT FROM SOUTH AT WEST
Class CClosed—Dec 11, 2025REPAIR · MAINTENANCE§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE COUNTER BALANCE AT LOWER SASH AT 4TH WINDOW FROM WEST AT NORTH AT AT BASEMENT STORY. AT PUBLIC HALL
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