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3900 KINGS HIGHWAY

Brooklyn · ZIP 11234 · BIN 3217225 · Flatlands · Last violation May 18, 2026 · Last complaint May 11, 2026

NeighborhoodFlatlands
More violations than 90.4% of nearby buildings
More violations than 90% of buildings and more complaints than 96% 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: 182 violations · 410 complaints
'21'26ViolationsComplaints
▲ Hide all activity over time
Severityⓘopen violations
33 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 hazardous33Class Bhazardous26

Violations over time

5 yrsAll time

Latest violation: May 18, 2026.

Complaints over time

5 yrsAll time

Latest violation: May 11, 2026.

Housing Preservation & Development Violations
Total violations since 2007
597
30 per year avg.↑ Up 180% in the last 2 years (182 vs 65 prior 2 yrs)
Open violations
69
Class C (immed. haz.)ⓘ33
Class B (hazardous)ⓘ26
Rent-impairingⓘ2
Open violation ages
▪ < 30 days12% (8)
▪ 30–90 days7% (5)
▪ 3–12 months35% (24)
▪ 1–3 years22% (15)
▪ 3+ years25% (17)
Housing Preservation & Development Complaints
Total complaints since 2004
923
40 per year avg.↑ Up 394% in the last 2 years (410 vs 83 prior 2 yrs)
Complaint Resolution
No access15%Violation issued23%No violation31%Phone resolved30%Other0%(923)
Urgency breakdown
Last 12 mo.

Top violation categories

5 yrsAll time
Maintenanceⓘ82 violations
Extermination & Rodent Eradicationⓘ70 violations
Cleaningⓘ41 violations
Egressⓘ37 violations
Paintingⓘ23 violations
Water Supplyⓘ20 violations
Carbon Monoxide Detecting Devicesⓘ13 violations
Heat And Hot Waterⓘ12 violations
Top complaint groupsⓘ
5 yrsAll time
Heat / hot waterⓘ273 complaints
Mold & pestsⓘ120 complaints
Bldg maintenanceⓘ48 complaints
Water & plumbingⓘ40 complaints
Safety & fireⓘ14 complaints
Electricalⓘ7 complaints
Appliancesⓘ4 complaints
Outdoor / structuralⓘ1 complaints
See violations →See complaints →

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
Prior 4 yr.
Immed. Emergency1%2%
Emergency74%56%
Non-Emergency25%42%
(320)
(221)