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Criminal Investigations Unit
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Cyber Crimes Unit
The Cyber Crimes Unit is tasked with investigating any illicit activities conducted online.
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Evidence Technicians
Highly-trained civilian employees serve as Evidence Technicians ensuring all evidence and property controls are secured.
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Juvenile Investigations Section
The Juvenile Investigation Section is tasked with investigating each assigned incident involving juveniles (under the age of 18) identified or suspected as violators.
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Lake County Special Investigations Group
The Lake County Special Investigations Group is a multi-jurisdictional task force with 26 federal and local law enforcement members, of which 18 are full-time assigned.
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Major Crime Task Force
The Major Crime Task Force was formed in February, 1992 in response to a mutual need for vast investigative resources and expertise from all Lake County law enforcement agencies.
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Photography Team
The Sheriff’s Office Photography Team provides evidentiary photographic and video services for local, county and federal law enforcement agencies.
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Sex Offender Team
The Sex Offender Team monitors roughly 260 registered sex offenders throughout unincorporated Lake County and Contract Communities.
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Warrant Services Team
The Sheriff’s Office maintains the constitutional and statutory requirement to enforce criminal warrants directed to them by the Lake County Circuit Court. You can reach us at 847-377-4300.
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Sheriff's Office Criminal Investigations Unit
Physical Address
25 S Martin Luther King Jr Ave
Waukegan, IL 60085
Phone 847-377-4250Fax 847-984-5738