Darley Data Center℠
Incident type: All incident types
Chicago Fire Department
Cook County • Performance Metrics 2019 – 2024
Trimmed Mean (5%) Response Time
5.5 min
9.4%vs 2019
Trimmed Mean (5%) Scene Time
39.0 min
6.6%vs 2019
Trimmed Mean (5%) Clear Time
44.7 min
4.8%vs 2019
Faster than State Trimmed Mean (5%)
Performance Trends
Compare Chicago Fire Department against county and state trimmed mean (5%)s.
Key Insights
- Chicago Fire Department maintains a 5.5-minute trimmed mean (5%) response time, compared to the Cook County trimmed mean (5%) of 5.2 minutes
- Scene time has improved by 6.6% since 2019, showing enhanced operational efficiency
Year-over-Year Trends
Comparing 2024 performance to 2023
Chicago Fire Department
Improvement opportunity
Response Time
5.5→5.3
3.2%
Scene Time
39.0→38.5
1.4%
Clear Time
44.7→44.0
1.6%
Response Time
Trimmed Mean (5%) comparison against regional averages
Chicago Fire Department
Below Average in County
Average in State
Chicago Fire Department
5.5 min
Cook County Avg
5.2 min
Fastest
State Avg
5.5 min
Performance Summary
vs County6.4% slower
vs State+0.2% faster
Resource Efficiency
Based on 6 years of data
Chicago Fire Department
Calls/Station
3,344/yr
Calls/Firefighter
69/yr
Peak Load
1.5xBusiest: Friday at 15:00
Annual
334,418
Total
2,006,510
Staffing
100
Stations
4881
Career
0
Vol
4881
Total
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Fire Incidents Heatmap
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Top 10 Actions & Locations
Top 10 categories by total count across all years.
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