Illinois courthouses serve as the central locations for the state's judicial system, where legal cases are heard and decided. Each county in Illinois has its own courthouse, which typically houses various courtrooms, offices for judges, and administrative staff. These buildings often reflect the architectural styles of their time, showcasing historical significance and local culture. In addition to handling civil and criminal cases, Illinois courthouses also manage family law matters, probate issues, and traffic violations. Many courthouses are equipped with public access areas, allowing residents to attend hearings and access legal documents, ensuring transparency in the judicial system.