Crash Data & Statistics
Illinois
Free, independently produced traffic crash data reports for Illinois, sourced from Chicago Traffic Crashes. 134 reports are currently published, covering monthly, annual, and year-over-year comparative analysis.
Each report includes crash severity breakdowns, temporal patterns, contributing factors, road and weather conditions, vehicle demographics, and speed limit zone analysis. All data is retrieved programmatically from official government open data portals and is not affiliated with or endorsed by any law enforcement agency or state transportation department.
Open Data, Open Access
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