Illinois county
Criminal Cases in Cook County, Illinois
Current through 2026 Illinois legislative session
Criminal cases in Cook County, Illinois are prosecuted by the State of Illinois under the Illinois criminal code, not by local ordinance. The charges, classifications, and penalties that apply are the same statewide Illinois offenses defined across this reference.
- Population
- 5,275,541
How are criminal cases prosecuted in Cook County, Illinois?
Criminal charges in Cook County, Illinois are prosecuted under Illinois state law. See the Illinois charges reference and the statutes.
Criminal defense firms in Cook County, Illinois
This reference is informational and is not legal advice.