Criminal Investigations Division

The Lake County Sheriff’s Office provides comprehensive investigative services to the community through the Criminal Investigations Unit (CIU). Specially trained and experienced personnel are assigned to the Criminal Investigations Unit and its Teams. Detectives assigned to the General Investigations Unit are tasked with investigating each assigned incident or “case” and determining a disposition. A process of evidence collection, interviewing and evaluation of the case facts and evidence is accomplished prior to a disposition. Upon conclusion of investigation, the case facts and evidence are reviewed with the Lake County State's Attorney's Office for charges. You may reach us at 847-377-4250.